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(-) Description

Title :  STRUCTURE OF A THERMOPHILIC SERPIN IN THE NATIVE STATE
 
Authors :  K. F. Fulton, A. M. Buckle, L. D. Cabrita, J. A. Irving, R. E. Butcher, I. Smith, S. Reeve, A. M. Lesk, S. P. Bottomley, J. Rossjohn, J. C. Whisstock
Date :  10 Mar 04  (Deposition) - 14 Dec 04  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.76
Chains :  Asym./Biol. Unit :  A
Keywords :  Serine Protease Inhibitor (Serpin), Native State. , Hydrolase Inhibitor (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  K. F. Fulton, A. M. Buckle, L. D. Cabrita, J. A. Irving, R. E. Butcher, I. Smith, S. Reeve, A. M. Lesk, S. P. Bottomley, J. Rossjohn, J. C. Whisstock
The High Resolution Crystal Structure Of A Native Thermostable Serpin Reveals The Complex Mechanism Underpinning The Stressed To Relaxed Transition.
J. Biol. Chem. V. 280 8435 2005
PubMed-ID: 15590653  |  Reference-DOI: 10.1074/JBC.M410206200
(for further references see the PDB file header)

(-) Compounds

Molecule 1
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PQE30
    Expression System Strain: SG13009(PREP4)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Organism Scientific: THERMOBIFIDA FUSCA
    Organism Taxid: 2021

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 6)

Asymmetric/Biological Unit (2, 6)
No.NameCountTypeFull Name
1CAF1Mod. Amino AcidS-DIMETHYLARSINOYL-CYSTEINE
2SO45Ligand/IonSULFATE ION

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREARG A:98 , SER A:99 , SER A:100 , HOH A:793 , HOH A:812 , HOH A:923BINDING SITE FOR RESIDUE SO4 A 501
2AC2SOFTWAREARG A:51 , ARG A:98 , HOH A:820BINDING SITE FOR RESIDUE SO4 A 502
3AC3SOFTWARETHR A:169 , THR A:170 , ARG A:196 , LYS A:198 , HIS A:214 , HOH A:654 , HOH A:681 , HOH A:849 , HOH A:926BINDING SITE FOR RESIDUE SO4 A 503
4AC4SOFTWAREARG A:138 , TRP A:163 , ARG A:206 , HOH A:609 , HOH A:777 , HOH A:811BINDING SITE FOR RESIDUE SO4 A 504
5AC5SOFTWAREILE A:141 , ARG A:142 , GLU A:143 , GLN A:302 , HOH A:590 , HOH A:756BINDING SITE FOR RESIDUE SO4 A 505

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1SNG)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1SNG)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1SNG)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1SNG)

(-) Exons   (0, 0)

(no "Exon" information available for 1SNG)

(-) Sequences/Alignments

Asymmetric/Biological 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:350
 aligned with Q47NK3_THEFY | Q47NK3 from UniProtKB/TrEMBL  Length:366

    Alignment length:369
                                1                                                                                                                                                                                                                                                                                                                                                                            
                                |    6        16        26        36        46        56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356         
         Q47NK3_THEFY     - ----MSGGFLRDDHLEFALHLHRRLAEAVPDGEVIWSPYSVACALGVLAAGARATTRTELTTLLGTDPAPLLAALDRAVADSPDLASRTVLWVSADVPVRSSFRATVHDRPDSDVRTADFRTNPEGVRATVNADIADATRGMIRELLPQGAVTPDLRAILTNALWARARWTTPFEAHLTREGTFRTPRGPKRVPFMHRTGTMPYATARGWGMVTLHAHDELAVDVLLPPGTNAAAVPTAPLLTALHRRSASTSVELALPRFELTQPHQLVEVLAEAGVRTLFTASADLSGISTVPLYVDTVIHQARLRVDERGAEGAAATAAMMLLAGAMPPRRTIRFSVDRPFHIVVRRRGAILFLGSIADPHDPGPA 365
               SCOP domains d1snga_ A: Thermopin                                                                                                                                                                                                                                                                                                                                                              SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -----------Serpin-1sngA01 A:10-361                                                                                                                                                                                                                                                                                                                                         ------ Pfam domains
         Sec.struct. author ..........hhhhhhhhhhhhhhhhhh.....eeehhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhh......eeeeeeeeee.....hhhhhhhhhh...eeeeee....hhhhhhhhhhhhhhhhh..................eeeeeeeeee.......hhhhheeeeeee..eeeeeeeeeeeeeeeeeee..eeeeeee.....eeeeee.hhhhh....hhhhhhhhhhh.eeeeeeeeee.eeeeeeeehhhhhhhhh.hhhhh................eeeeeeeeee.....-------------------..eeee....eeeeeee..eeeeeeee......... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1sng A  -1 GSVSMSGGFLRDDHLEFALHLHRRLAEAVPDGEVIWSPYSVAcALGVLAAGARATTRTELTTLLGTDPAPLLAALDRAVTDSPDLASRTVLWVSADVPVRSSFRATMHDRPDSDVRTADFRTNPEGVRATVNADIADATRGMIRELLPQGAVTPDLRAILTNALWAKARWTTPFEAHLTRAGTFRTPRGPKRVPFMHRTKTMPYATARGWRMVTLHAHDELAVDVLLPPGTNAAAVPTAPLLTALHRRSASTSVELALPRFELTQPHQLVEVLAEAGVRTLFTASADLSGISTVPLYVDTVIHQARLRVDERGA-------------------RTIRFSVDRPFHIVVRRRGAILFLGSIADPHDPGPA 367
                                     8        18        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   |     -         -   |   338       348       358         
                                                                     41-CAF                                                                                                                                                                                                                                                                        312                 332
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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Multi-domain proteins (alpha and beta) (2421)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 1SNG)

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Clan: no clan defined [family: Serpin] (63)

(-) Gene Ontology  (1, 1)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q47NK3_THEFY | Q47NK3)
cellular component
    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.

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 Related Entries

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

UniProtKB/TrEMBL
        Q47NK3_THEFY | Q47NK3: 1mtp

(-) Related Entries Specified in the PDB File

1mtp THE SAME PROTEIN IN THE CLEAVED STATE.