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(-) Description

Title :  CRYSTAL STRUCTURE OF SPIKE PROTEIN RECEPTOR-BINDING DOMAIN FROM SARS CORONAVIRUS EPIDEMIC STRAIN COMPLEXED WITH HUMAN-CIVET CHIMERIC RECEPTOR ACE2
 
Authors :  K. Wu, G. Peng, M. Wilken, R. Geraghty, F. Li
Date :  07 Jun 11  (Deposition) - 08 Feb 12  (Release) - 08 Aug 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.00
Chains :  Asym. Unit :  A,B,E,F
Biol. Unit 1:  A,E  (1x)
Biol. Unit 2:  B,F  (1x)
Keywords :  Beta-Sheet, Hydrolase-Viral Protein Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. Wu, G. Peng, M. Wilken, R. Geraghty, F. Li
Sars Coronavirus: Mechanism Of Host Receptor Adaptation And Rational Prediction Of Future Evolution
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - ANGIOTENSIN-CONVERTING ENZYME 2 CHIMERA
    Chains: A, B
    EC Number: 3.4.17.23
    Engineered: YES
    Expression System: SPODOPTERA FRUGIPERDA
    Expression System Common: FALL ARMYWORM
    Expression System Taxid: 7108
    Fragment: SEE REMARK 999
    Gene: ACE2, UNQ868/PRO1885
    Organism Common: MASKED PALM CIVET, HUMAN
    Organism Scientific: PAGUMA LARVATA, HOMO SAPIENS
    Organism Taxid: 9675, 9606
    Synonym: ACE2, ACE-RELATED CARBOXYPEPTIDASE, ANGIOTENSIN-CONVERTING ENZYME HOMOLOG, ACEH, METALLOPROTEASE MPROT15, PROCESSED ANGIOTENSIN- CONVERTING ENZYME 2
 
Molecule 2 - SPIKE GLYCOPROTEIN
    Chains: E, F
    Engineered: YES
    Expression System: SPODOPTERA FRUGIPERDA
    Expression System Common: FALL ARMYWORM
    Expression System Taxid: 7108
    Fragment: RECEPTOR BINDING DOMAIN (UNP RESIDUES 324-502)
    Gene: S, 2
    Organism Common: SARS-COV
    Organism Scientific: SARS CORONAVIRUS
    Organism Taxid: 227859
    Synonym: S GLYCOPROTEIN, E2, PEPLOMER PROTEIN, SPIKE PROTEIN S1

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit : ABEF
Biological Unit 1 (1x): A E 
Biological Unit 2 (1x):  B F

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric Unit (2, 4)
No.NameCountTypeFull Name
1CL2Ligand/IonCHLORIDE ION
2ZN2Ligand/IonZINC ION
Biological Unit 1 (0, 0)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2ZN-1Ligand/IonZINC ION
Biological Unit 2 (0, 0)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2ZN-1Ligand/IonZINC ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:374 , GLU A:375 , HIS A:378 , GLU A:402BINDING SITE FOR RESIDUE ZN A 901
2AC2SOFTWAREARG A:169 , TRP A:477BINDING SITE FOR RESIDUE CL A 902
3AC3SOFTWAREHIS B:374 , GLU B:375 , HIS B:378 , GLU B:402BINDING SITE FOR RESIDUE ZN B 901
4AC4SOFTWAREARG B:169 , TRP B:477BINDING SITE FOR RESIDUE CL B 902

(-) SS Bonds  (10, 10)

Asymmetric Unit
No.Residues
1A:133 -A:141
2A:344 -A:361
3A:530 -A:542
4B:133 -B:141
5B:344 -B:361
6B:530 -B:542
7E:366 -E:419
8E:467 -E:474
9F:366 -F:419
10F:467 -F:474

(-) Cis Peptide Bonds  (4, 4)

Asymmetric Unit
No.Residues
1Glu A:145 -Pro A:146
2Glu B:145 -Pro B:146
3Pro E:469 -Pro E:470
4Pro F:469 -Pro F:470

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (10, 20)

Asymmetric Unit (10, 20)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
01UniProtVAR_023082K26RACE2_HUMANPolymorphism4646116A/BK26R
02UniProtVAR_SPIKE_CVHSA_014 *K344RSPIKE_CVHSA  ---  ---E/FK344R
03UniProtVAR_SPIKE_CVHSA_015 *F360SSPIKE_CVHSA  ---  ---E/FF360S
04UniProtVAR_SPIKE_CVHSA_016 *R426GSPIKE_CVHSA  ---  ---E/FR426G
05UniProtVAR_SPIKE_CVHSA_017 *N437DSPIKE_CVHSA  ---  ---E/FN437D
06UniProtVAR_SPIKE_CVHSA_018 *L472PSPIKE_CVHSA  ---  ---E/FL472P
07UniProtVAR_SPIKE_CVHSA_019 *N479KSPIKE_CVHSA  ---  ---E/FN479K
08UniProtVAR_SPIKE_CVHSA_020 *D480GSPIKE_CVHSA  ---  ---E/FD480G
09UniProtVAR_SPIKE_CVHSA_021 *T487SSPIKE_CVHSA  ---  ---E/FT487S
10UniProtVAR_SPIKE_CVHSA_022 *F501YSPIKE_CVHSA  ---  ---E/FF501Y
   * ID not provided by source
  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 1 (10, 10)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
01UniProtVAR_023082K26RACE2_HUMANPolymorphism4646116AK26R
02UniProtVAR_SPIKE_CVHSA_014 *K344RSPIKE_CVHSA  ---  ---EK344R
03UniProtVAR_SPIKE_CVHSA_015 *F360SSPIKE_CVHSA  ---  ---EF360S
04UniProtVAR_SPIKE_CVHSA_016 *R426GSPIKE_CVHSA  ---  ---ER426G
05UniProtVAR_SPIKE_CVHSA_017 *N437DSPIKE_CVHSA  ---  ---EN437D
06UniProtVAR_SPIKE_CVHSA_018 *L472PSPIKE_CVHSA  ---  ---EL472P
07UniProtVAR_SPIKE_CVHSA_019 *N479KSPIKE_CVHSA  ---  ---EN479K
08UniProtVAR_SPIKE_CVHSA_020 *D480GSPIKE_CVHSA  ---  ---ED480G
09UniProtVAR_SPIKE_CVHSA_021 *T487SSPIKE_CVHSA  ---  ---ET487S
10UniProtVAR_SPIKE_CVHSA_022 *F501YSPIKE_CVHSA  ---  ---EF501Y
   * ID not provided by source
  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 2 (10, 10)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
01UniProtVAR_023082K26RACE2_HUMANPolymorphism4646116BK26R
02UniProtVAR_SPIKE_CVHSA_014 *K344RSPIKE_CVHSA  ---  ---FK344R
03UniProtVAR_SPIKE_CVHSA_015 *F360SSPIKE_CVHSA  ---  ---FF360S
04UniProtVAR_SPIKE_CVHSA_016 *R426GSPIKE_CVHSA  ---  ---FR426G
05UniProtVAR_SPIKE_CVHSA_017 *N437DSPIKE_CVHSA  ---  ---FN437D
06UniProtVAR_SPIKE_CVHSA_018 *L472PSPIKE_CVHSA  ---  ---FL472P
07UniProtVAR_SPIKE_CVHSA_019 *N479KSPIKE_CVHSA  ---  ---FN479K
08UniProtVAR_SPIKE_CVHSA_020 *D480GSPIKE_CVHSA  ---  ---FD480G
09UniProtVAR_SPIKE_CVHSA_021 *T487SSPIKE_CVHSA  ---  ---FT487S
10UniProtVAR_SPIKE_CVHSA_022 *F501YSPIKE_CVHSA  ---  ---FF501Y
   * ID not provided by source
  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (1, 2)

Asymmetric Unit (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ZINC_PROTEASEPS00142 Neutral zinc metallopeptidases, zinc-binding region signature.ACE2_HUMAN371-380
 		  2A:371-380
B:371-380
ACE2_PAGLA371-380
 		  2A:371-380
B:371-380
Biological Unit 1 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ZINC_PROTEASEPS00142 Neutral zinc metallopeptidases, zinc-binding region signature.ACE2_HUMAN371-380
 		  1A:371-380
-
ACE2_PAGLA371-380
 		  1A:371-380
-
Biological Unit 2 (1, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ZINC_PROTEASEPS00142 Neutral zinc metallopeptidases, zinc-binding region signature.ACE2_HUMAN371-380
 		  1-
B:371-380
ACE2_PAGLA371-380
 		  1-
B:371-380

(-) Exons   (0, 0)

(no "Exon" information available for 3SCL)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:PROTEIN  Length:597
 aligned with ACE2_HUMAN | Q9BYF1 from UniProtKB/Swiss-Prot  Length:805

    Alignment length:597
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       
           ACE2_HUMAN    19 STIEEQAKTFLDKFNHEAEDLFYQSSLASWNYNTNITEENVQNMNNAGDKWSAFLKEQSTLAQMYPLQEIQNLTVKLQLQALQQNGSSVLSEDKSKRLNTILNTMSTIYSTGKVCNPDNPQECLLLEPGLNEIMANSLDYNERLWAWESWRSEVGKQLRPLYEEYVVLKNEMARANHYEDYGDYWRGDYEVNGVDGYDYSRGQLIEDVEHTFEEIKPLYEHLHAYVRAKLMNAYPSYISPIGCLPAHLLGDMWGRFWTNLYSLTVPFGQKPNIDVTDAMVDQAWDAQRIFKEAEKFFVSVGLPNMTQGFWENSMLTDPGNVQKAVCHPTAWDLGKGDFRILMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPKHLKSIGLLSPDFQEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKDQWMKKWWEMKREIVGVVEPVPHDETYCDPASLFHVSNDYSFIRYYTRTLYQFQFQEALCQAAKHEGPLHKCDISNSTEAGQKLFNMLRLGKSEPWTLALENVVGAKNMNVRPLLNYFEPLFTWLKDQNKNSFVGWSTDWSPYAD 615
               SCOP domains d3scla_ A: Angiotensin converting enzyme 2, ACE2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhheeee..eeeeeee..hhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........ee.hhh.......hhhhhhhhh.........hhhhhhhh..hhhhhhhhhhhhhhh......hhhhhhhh...............eeeeee..eeeee.....hhhhhhhhhhhhhhhhhhhhh...hhhhh.....hhhhhhhhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhh..hhhhhhhhh..ee.........hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhh..............hhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhh................ Sec.struct. author
                 SAPs(SNPs) -------R------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ZINC_PROTE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3scl A  19 STTEELAKTFLETFNYEAQELSYQSSVASWNYNTNITEENVQNMNNAGDKWSAFLKEQSTLAQTYPLQEIQNLTVKLQLQALQQNGSSVLSEDKSKRLNTILNTMSTIYSTGKVCNPDNPQECLLLEPGLNEIMANSLDYNERLWAWESWRSEVGKQLRPLYEEYVVLKNEMARANHYEDYGDYWRGDYEVNGVDGYDYSRGQLIEDVEHTFEEIKPLYEHLHAYVRAKLMNAYPSYISPIGCLPAHLLGDMWGRFWTNLYSLTVPFGQKPNIDVTDAMVDQAWDAQRIFKEAEKFFVSVGLPNMTQGFWENSMLTDPGNVQKAVCHPTAWDLGKGDFRILMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPKHLKSIGLLSPDFQEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKDQWMKKWWEMKREIVGVVEPVPHDETYCDPASLFHVSNDYSFIRYYTRTLYQFQFQEALCQAAKHEGPLHKCDISNSTEAGQKLFNMLRLGKSEPWTLALENVVGAKNMNVRPLLNYFEPLFTWLKDQNKNSFVGWSTDWSPYAD 615
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       


Chain A from PDB  Type:PROTEIN  Length:597
 aligned with ACE2_PAGLA | Q56NL1 from UniProtKB/Swiss-Prot  Length:805

    Alignment length:597
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       
           ACE2_PAGLA    19 STTEELAKTFLETFNYEAQELSYQSSVASWNYNTNITDENAKNMNEAGAKWSAYYEEQSKLAQTYPLAEIQDAKIKRQLQALQQSGSSVLSADKSQRLNTILNAMSTIYSTGKACNPNNPQECLLLEPGLDNIMENSKDYNERLWAWEGWRAEVGKQLRPLYEEYVALKNEMARANNYEDYGDYWRGDYEEEWTGGYNYSRNQLIQDVEDTFEQIKPLYQHLHAYVRAKLMDTYPSRISRTGCLPAHLLGDMWGRFWTNLYPLTVPFGQKPNIDVTDAMVNQNWDARRIFKEAEKFFVSVGLPNMTQGFWENSMLTEPGDGRKVVCHPTAWDLGKGDFRIKMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPNHLKTIGLLSPAFSEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGAIPKEQWMQKWWEMKRNIVGVVEPVPHDETYCDPASLFHVANDYSFIRYYTRTIYQFQFQEALCQIAKHEGPLHKCDISNSTEAGKKLLEMLSLGRSEPWTLALERVVGAKNMNVTPLLNYFEPLFTWLKEQNRNSFVGWDTDWRPYSD 615
               SCOP domains d3scla_ A: Angiotensin converting enzyme 2, ACE2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhhheeee..eeeeeee..hhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........ee.hhh.......hhhhhhhhh.........hhhhhhhh..hhhhhhhhhhhhhhh......hhhhhhhh...............eeeeee..eeeee.....hhhhhhhhhhhhhhhhhhhhh...hhhhh.....hhhhhhhhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhh..hhhhhhhhh..ee.........hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhh..............hhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhh................ Sec.struct. author
                 SAPs(SNPs) -------R------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (2) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ZINC_PROTE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3scl A  19 STTEELAKTFLETFNYEAQELSYQSSVASWNYNTNITEENVQNMNNAGDKWSAFLKEQSTLAQTYPLQEIQNLTVKLQLQALQQNGSSVLSEDKSKRLNTILNTMSTIYSTGKVCNPDNPQECLLLEPGLNEIMANSLDYNERLWAWESWRSEVGKQLRPLYEEYVVLKNEMARANHYEDYGDYWRGDYEVNGVDGYDYSRGQLIEDVEHTFEEIKPLYEHLHAYVRAKLMNAYPSYISPIGCLPAHLLGDMWGRFWTNLYSLTVPFGQKPNIDVTDAMVDQAWDAQRIFKEAEKFFVSVGLPNMTQGFWENSMLTDPGNVQKAVCHPTAWDLGKGDFRILMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPKHLKSIGLLSPDFQEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKDQWMKKWWEMKREIVGVVEPVPHDETYCDPASLFHVSNDYSFIRYYTRTLYQFQFQEALCQAAKHEGPLHKCDISNSTEAGQKLFNMLRLGKSEPWTLALENVVGAKNMNVRPLLNYFEPLFTWLKDQNKNSFVGWSTDWSPYAD 615
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       


Chain B from PDB  Type:PROTEIN  Length:597
 aligned with ACE2_HUMAN | Q9BYF1 from UniProtKB/Swiss-Prot  Length:805

    Alignment length:597
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       
           ACE2_HUMAN    19 STIEEQAKTFLDKFNHEAEDLFYQSSLASWNYNTNITEENVQNMNNAGDKWSAFLKEQSTLAQMYPLQEIQNLTVKLQLQALQQNGSSVLSEDKSKRLNTILNTMSTIYSTGKVCNPDNPQECLLLEPGLNEIMANSLDYNERLWAWESWRSEVGKQLRPLYEEYVVLKNEMARANHYEDYGDYWRGDYEVNGVDGYDYSRGQLIEDVEHTFEEIKPLYEHLHAYVRAKLMNAYPSYISPIGCLPAHLLGDMWGRFWTNLYSLTVPFGQKPNIDVTDAMVDQAWDAQRIFKEAEKFFVSVGLPNMTQGFWENSMLTDPGNVQKAVCHPTAWDLGKGDFRILMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPKHLKSIGLLSPDFQEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKDQWMKKWWEMKREIVGVVEPVPHDETYCDPASLFHVSNDYSFIRYYTRTLYQFQFQEALCQAAKHEGPLHKCDISNSTEAGQKLFNMLRLGKSEPWTLALENVVGAKNMNVRPLLNYFEPLFTWLKDQNKNSFVGWSTDWSPYAD 615
               SCOP domains d3sclb_ B: Angiotensin converting enzyme 2, ACE2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhh.hhhhh.hhhhhhhhhhhhhhhhhhhhhh.ee.......ee....hhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........ee.hhh......hhhhhhhhhh.........hhhhhhhh..hhhhhhhhhhhhhhhh.....hhhhhhhh...............eeee.....eeee.....hhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhh..ee.........hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhh....hhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhh............. Sec.struct. author
                 SAPs(SNPs) -------R------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ZINC_PROTE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3scl B  19 STTEELAKTFLETFNYEAQELSYQSSVASWNYNTNITEENVQNMNNAGDKWSAFLKEQSTLAQTYPLQEIQNLTVKLQLQALQQNGSSVLSEDKSKRLNTILNTMSTIYSTGKVCNPDNPQECLLLEPGLNEIMANSLDYNERLWAWESWRSEVGKQLRPLYEEYVVLKNEMARANHYEDYGDYWRGDYEVNGVDGYDYSRGQLIEDVEHTFEEIKPLYEHLHAYVRAKLMNAYPSYISPIGCLPAHLLGDMWGRFWTNLYSLTVPFGQKPNIDVTDAMVDQAWDAQRIFKEAEKFFVSVGLPNMTQGFWENSMLTDPGNVQKAVCHPTAWDLGKGDFRILMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPKHLKSIGLLSPDFQEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKDQWMKKWWEMKREIVGVVEPVPHDETYCDPASLFHVSNDYSFIRYYTRTLYQFQFQEALCQAAKHEGPLHKCDISNSTEAGQKLFNMLRLGKSEPWTLALENVVGAKNMNVRPLLNYFEPLFTWLKDQNKNSFVGWSTDWSPYAD 615
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       


Chain B from PDB  Type:PROTEIN  Length:597
 aligned with ACE2_PAGLA | Q56NL1 from UniProtKB/Swiss-Prot  Length:805

    Alignment length:597
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       
           ACE2_PAGLA    19 STTEELAKTFLETFNYEAQELSYQSSVASWNYNTNITDENAKNMNEAGAKWSAYYEEQSKLAQTYPLAEIQDAKIKRQLQALQQSGSSVLSADKSQRLNTILNAMSTIYSTGKACNPNNPQECLLLEPGLDNIMENSKDYNERLWAWEGWRAEVGKQLRPLYEEYVALKNEMARANNYEDYGDYWRGDYEEEWTGGYNYSRNQLIQDVEDTFEQIKPLYQHLHAYVRAKLMDTYPSRISRTGCLPAHLLGDMWGRFWTNLYPLTVPFGQKPNIDVTDAMVNQNWDARRIFKEAEKFFVSVGLPNMTQGFWENSMLTEPGDGRKVVCHPTAWDLGKGDFRIKMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPNHLKTIGLLSPAFSEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGAIPKEQWMQKWWEMKRNIVGVVEPVPHDETYCDPASLFHVANDYSFIRYYTRTIYQFQFQEALCQIAKHEGPLHKCDISNSTEAGKKLLEMLSLGRSEPWTLALERVVGAKNMNVTPLLNYFEPLFTWLKEQNRNSFVGWDTDWRPYSD 615
               SCOP domains d3sclb_ B: Angiotensin converting enzyme 2, ACE2                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhh.hhhhh.hhhhhhhhhhhhhhhhhhhhhh.ee.......ee....hhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhh...........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.........ee.hhh......hhhhhhhhhh.........hhhhhhhh..hhhhhhhhhhhhhhhh.....hhhhhhhh...............eeee.....eeee.....hhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhh..ee.........hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhh....hhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhh............. Sec.struct. author
                 SAPs(SNPs) -------R------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (2) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ZINC_PROTE------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3scl B  19 STTEELAKTFLETFNYEAQELSYQSSVASWNYNTNITEENVQNMNNAGDKWSAFLKEQSTLAQTYPLQEIQNLTVKLQLQALQQNGSSVLSEDKSKRLNTILNTMSTIYSTGKVCNPDNPQECLLLEPGLNEIMANSLDYNERLWAWESWRSEVGKQLRPLYEEYVVLKNEMARANHYEDYGDYWRGDYEVNGVDGYDYSRGQLIEDVEHTFEEIKPLYEHLHAYVRAKLMNAYPSYISPIGCLPAHLLGDMWGRFWTNLYSLTVPFGQKPNIDVTDAMVDQAWDAQRIFKEAEKFFVSVGLPNMTQGFWENSMLTDPGNVQKAVCHPTAWDLGKGDFRILMCTKVTMDDFLTAHHEMGHIQYDMAYAAQPFLLRNGANEGFHEAVGEIMSLSAATPKHLKSIGLLSPDFQEDNETEINFLLKQALTIVGTLPFTYMLEKWRWMVFKGEIPKDQWMKKWWEMKREIVGVVEPVPHDETYCDPASLFHVSNDYSFIRYYTRTLYQFQFQEALCQAAKHEGPLHKCDISNSTEAGQKLFNMLRLGKSEPWTLALENVVGAKNMNVRPLLNYFEPLFTWLKDQNKNSFVGWSTDWSPYAD 615
                                    28        38        48        58        68        78        88        98       108       118       128       138       148       158       168       178       188       198       208       218       228       238       248       258       268       278       288       298       308       318       328       338       348       358       368       378       388       398       408       418       428       438       448       458       468       478       488       498       508       518       528       538       548       558       568       578       588       598       608       


Chain E from PDB  Type:PROTEIN  Length:173
 aligned with SPIKE_CVHSA | P59594 from UniProtKB/Swiss-Prot  Length:1255

    Alignment length:179
                                   333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493         
          SPIKE_CVHSA   324 PFGEVFNATKFPSVYAWERKKISNCVADYSVLYNSTFFSTFKCYGVSATKLNDLCFSNVYADSFVVKGDDVRQIAPGQTGVIADYNYKLPDDFMGCVLAWNTRNIDATSTGNYNYKYRYLRHGKLRPFERDISNVPFSPDGKPCTPPALNCYWPLNDYGFYTTTGIGYQPYRVVVLSFE 502
               SCOP domains d3scle_ E: automated matches                                                                                                                                                        SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhh.......hhhhh...........hhhhhh..................------.eeeeeeee.hhhhhh.....................eeeeeehhhhhh........eee....................................eee.......hhhh.eeeeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------R---------------S-----------------------------------------------------------------G----------D----------------------------------P------KG------S-------------Y- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3scl E 324 PFGEVFNATKFPSVYAWERKKISNCVADYSVLYNSTFFSTFKCYGVSATKLN------VYADSFVVKGDDVRQIAPGQTGVIADYNYKLPDDFMGCVLAWNTRNIDATSTGNYNYKYRYLRHGKLRPFERDISNVPFSPDGKPCTPPALNCYWPLNDYGFYTTTGIGYQPYRVVVLSFE 502
                                   333       343       353       363       373 |     383       393       403       413       423       433       443       453       463       473       483       493         
                                                                             375    382                                                                                                                        


Chain F from PDB  Type:PROTEIN  Length:173
 aligned with SPIKE_CVHSA | P59594 from UniProtKB/Swiss-Prot  Length:1255

    Alignment length:179
                                   333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493         
          SPIKE_CVHSA   324 PFGEVFNATKFPSVYAWERKKISNCVADYSVLYNSTFFSTFKCYGVSATKLNDLCFSNVYADSFVVKGDDVRQIAPGQTGVIADYNYKLPDDFMGCVLAWNTRNIDATSTGNYNYKYRYLRHGKLRPFERDISNVPFSPDGKPCTPPALNCYWPLNDYGFYTTTGIGYQPYRVVVLSFE 502
               SCOP domains d3sclf_ F: automated matches                                                                                                                                                        SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ............hhhhheeee.......hhhhhh..................------.eeeeeee...hhhhh........................eeehhhhhh........eee....................................eee.......hhhhh.eeeeeee.. Sec.struct. author
                 SAPs(SNPs) --------------------R---------------S-----------------------------------------------------------------G----------D----------------------------------P------KG------S-------------Y- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3scl F 324 PFGEVFNATKFPSVYAWERKKISNCVADYSVLYNSTFFSTFKCYGVSATKLN------VYADSFVVKGDDVRQIAPGQTGVIADYNYKLPDDFMGCVLAWNTRNIDATSTGNYNYKYRYLRHGKLRPFERDISNVPFSPDGKPCTPPALNCYWPLNDYGFYTTTGIGYQPYRVVVLSFE 502
                                   333       343       353       363       373 |     383       393       403       413       423       433       443       453       463       473       483       493         
                                                                             375    382
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (2, 4)

Asymmetric Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3SCL)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3SCL)

(-) Gene Ontology  (50, 70)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (ACE2_HUMAN | Q9BYF1)
molecular function
    GO:0004180    carboxypeptidase activity    Catalysis of the hydrolysis of the terminal or penultimate peptide bond at the C-terminal end of a peptide or polypeptide.
    GO:0004175    endopeptidase activity    Catalysis of the hydrolysis of internal, alpha-peptide bonds in a polypeptide chain.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0004181    metallocarboxypeptidase activity    Catalysis of the hydrolysis of C-terminal amino acid residues from a polypeptide chain by a mechanism in which water acts as a nucleophile, one or two metal ions hold the water molecule in place, and charged amino acid side chains are ligands for the metal ions.
    GO:0008237    metallopeptidase activity    Catalysis of the hydrolysis of peptide bonds by a mechanism in which water acts as a nucleophile, one or two metal ions hold the water molecule in place, and charged amino acid side chains are ligands for the metal ions.
    GO:0008233    peptidase activity    Catalysis of the hydrolysis of a peptide bond. A peptide bond is a covalent bond formed when the carbon atom from the carboxyl group of one amino acid shares electrons with the nitrogen atom from the amino group of a second amino acid.
    GO:0008241    peptidyl-dipeptidase activity    Catalysis of the release of C-terminal dipeptides from a polypeptide chain.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0001618    virus receptor activity    Combining with a virus component and mediating entry of the virus into the cell.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0002005    angiotensin catabolic process in blood    The chemical reactions and pathways resulting in the breakdown of angiotensin in the blood.
    GO:0002003    angiotensin maturation    The process leading to the attainment of the full functional capacity of angiotensin by conversion of renin substrate into mature angiotensin in the blood.
    GO:0003051    angiotensin-mediated drinking behavior    The drinking behavior that is mediated by the action of angiotensin in the brain. Angiotensin stimulates the brain centers that control thirst.
    GO:0060452    positive regulation of cardiac muscle contraction    Any process that increases the frequency, rate or extent of cardiac muscle contraction.
    GO:1903598    positive regulation of gap junction assembly    Any process that activates or increases the frequency, rate or extent of gap junction assembly.
    GO:2000379    positive regulation of reactive oxygen species metabolic process    Any process that activates or increases the frequency, rate or extent of reactive oxygen species metabolic process.
    GO:0006508    proteolysis    The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
    GO:0032800    receptor biosynthetic process    The chemical reactions and pathways resulting in the formation of a receptor molecule, a macromolecule that undergoes combination with a hormone, neurotransmitter, drug or intracellular messenger to initiate a change in cell function.
    GO:0046813    receptor-mediated virion attachment to host cell    The process by which a virion attaches to a host cell by binding to a receptor on the host cell surface.
    GO:1903779    regulation of cardiac conduction    Any process that modulates the frequency, rate or extent of cardiac conduction.
    GO:0042127    regulation of cell proliferation    Any process that modulates the frequency, rate or extent of cell proliferation.
    GO:0001817    regulation of cytokine production    Any process that modulates the frequency, rate, or extent of production of a cytokine.
    GO:0050727    regulation of inflammatory response    Any process that modulates the frequency, rate or extent of the inflammatory response, the immediate defensive reaction (by vertebrate tissue) to infection or injury caused by chemical or physical agents.
    GO:0003081    regulation of systemic arterial blood pressure by renin-angiotensin    The process in which renin-angiotensin modulates the force with which blood passes through the circulatory system.
    GO:0019229    regulation of vasoconstriction    Any process that modulates the frequency, rate or extent of reductions in the diameter of blood vessels.
    GO:0015827    tryptophan transport    The directed movement of tryptophan, 2-amino-3-(1H-indol-3-yl)propanoic acid, into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0046718    viral entry into host cell    The process that occurs after viral attachment by which a virus, or viral nucleic acid, breaches the plasma membrane or cell envelope and enters the host cell. The process ends when the viral nucleic acid is released into the host cell cytoplasm.
    GO:0016032    viral process    A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle.
cellular component
    GO:0009986    cell surface    The external part of the cell wall and/or plasma membrane.
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0070062    extracellular exosome    A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
    GO:0005615    extracellular space    That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0045121    membrane raft    Any of the small (10-200 nm), heterogeneous, highly dynamic, sterol- and sphingolipid-enriched membrane domains that compartmentalize cellular processes. Small rafts can sometimes be stabilized to form larger platforms through protein-protein and protein-lipid interactions.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

Chain A,B   (ACE2_PAGLA | Q56NL1)
molecular function
    GO:0004180    carboxypeptidase activity    Catalysis of the hydrolysis of the terminal or penultimate peptide bond at the C-terminal end of a peptide or polypeptide.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0008237    metallopeptidase activity    Catalysis of the hydrolysis of peptide bonds by a mechanism in which water acts as a nucleophile, one or two metal ions hold the water molecule in place, and charged amino acid side chains are ligands for the metal ions.
    GO:0008233    peptidase activity    Catalysis of the hydrolysis of a peptide bond. A peptide bond is a covalent bond formed when the carbon atom from the carboxyl group of one amino acid shares electrons with the nitrogen atom from the amino group of a second amino acid.
    GO:0008241    peptidyl-dipeptidase activity    Catalysis of the release of C-terminal dipeptides from a polypeptide chain.
    GO:0001618    virus receptor activity    Combining with a virus component and mediating entry of the virus into the cell.
biological process
    GO:0006508    proteolysis    The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
    GO:0046718    viral entry into host cell    The process that occurs after viral attachment by which a virus, or viral nucleic acid, breaches the plasma membrane or cell envelope and enters the host cell. The process ends when the viral nucleic acid is released into the host cell cytoplasm.
cellular component
    GO:0009986    cell surface    The external part of the cell wall and/or plasma membrane.
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

Chain E,F   (SPIKE_CVHSA | P59594)
molecular function
    GO:0046789    host cell surface receptor binding    Interacting selectively and non-covalently with a receptor on the host cell surface.
biological process
    GO:0039654    fusion of virus membrane with host endosome membrane    Fusion of a virus membrane with a host endosome membrane. Occurs after internalization of the virus through the endosomal pathway, and results in release of the virus contents into the cell.
    GO:0061025    membrane fusion    The membrane organization process that joins two lipid bilayers to form a single membrane.
    GO:0039663    membrane fusion involved in viral entry into host cell    Merging of the virion membrane and a host membrane (host plasma membrane or host organelle membrane) that is involved in the uptake of a virus into a host cell.
    GO:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
    GO:0046813    receptor-mediated virion attachment to host cell    The process by which a virion attaches to a host cell by binding to a receptor on the host cell surface.
    GO:0046718    viral entry into host cell    The process that occurs after viral attachment by which a virus, or viral nucleic acid, breaches the plasma membrane or cell envelope and enters the host cell. The process ends when the viral nucleic acid is released into the host cell cytoplasm.
    GO:0016032    viral process    A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle.
    GO:0019062    virion attachment to host cell    The process by which a virion protein binds to molecules on the host cellular surface or host cell surface projection.
cellular component
    GO:0044173    host cell endoplasmic reticulum-Golgi intermediate compartment membrane    The lipid bilayer surrounding any of the compartments of the host cell ER-Golgi intermediate compartment system.
    GO:0033644    host cell membrane    Double layer of lipid molecules as it encloses host cells, and, in eukaryotes, many organelles; may be a single or double lipid bilayer; also includes associated proteins. The host is defined as the larger of the organisms involved in a symbiotic interaction.
    GO:0020002    host cell plasma membrane    The plasma membrane surrounding a host cell.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0019031    viral envelope    The lipid bilayer of a virion that surrounds the protein capsid. May also contain glycoproteins.
    GO:0019012    virion    The complete fully infectious extracellular virus particle.
    GO:0055036    virion membrane    The lipid bilayer surrounding a virion.

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  3scl
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  ACE2_PAGLA | Q56NL1
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  SPIKE_CVHSA | P59594
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        ACE2_HUMAN | Q9BYF1: 1r42 1r4l 1xjp 2ajf 3d0g 3d0h 3d0i 3kbh 3sci 3scj 3sck
        ACE2_PAGLA | Q56NL1: 3d0g 3d0h 3d0i 3sck
        SPIKE_CVHSA | P59594: 1q4z 1t7g 1u4k 1wnc 1wyy 1xjp 1zv7 1zv8 1zva 1zvb 2ajf 2beq 2bez 2dd8 2fxp 2ghv 2ghw 2rum 2run 2ruo 3bgf 3d0g 3d0h 3d0i 3sci 3scj 3sck 5wrg 5x4s 5xlr

(-) Related Entries Specified in the PDB File

2ajf 3sci 3scj 3sck