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(-) Description

Title :  1.92 ANGSTROM CRYSTAL STRUCTURE OF A1AT:TTAI TERNARY COMPLEX
 
Authors :  M. P. Nyon, J. Day, B. Gooptu
Date :  28 Mar 14  (Deposition) - 10 Jun 15  (Release) - 10 Jun 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.91
Chains :  Asym./Biol. Unit :  A,B,C
Keywords :  Serpin, Hydrolase Inhibitor (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. P. Nyon, T. Prentice, J. Day, J. Kirkpatrick, G. N. Sivalingam, G. Levy, I. Haq, J. A. Irving, D. A. Lomas, J. Christodoulou, B. Gooptu, K. Thalassinos
An Integrative Approach Combining Ion Mobility Mass Spectrometry, X-Ray Crystallography And Nmr Spectroscopy To Study The Conformational Dynamics Of Alpha 1 -Antitrypsin Upon Ligand Binding.
Protein Sci. 2015
PubMed-ID: 26011795  |  Reference-DOI: 10.1002/PRO.2706

(-) Compounds

Molecule 1 - ALPHA-1-ANTITRYPSIN
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PQE32B
    Expression System Strain: XL1 BLUE
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: SERPINA1, AAT, PI, PRO0684, PRO2209
    Organism Common: HUMAN
    Organism Scientific: HOMO SAPIENS
    Organism Taxid: 9606
    Synonym: ALPHA-1 PROTEASE INHIBITOR, ALPHA-1-ANTIPROTEINASE, SERPIN A1, SHORT PEPTIDE FROM AAT, SPAAT
 
Molecule 2 - ACE-THR-THR-ALA-ILE-NH2
    Chains: B, C
    Engineered: YES
    Organism Scientific: SYNTHETIC CONSTRUCT
    Organism Taxid: 32630
    Synthetic: YES

 Structural Features

(-) Chains, Units

  123
Asymmetric/Biological Unit : ABC

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 6)

Asymmetric/Biological Unit (3, 6)
No.NameCountTypeFull Name
1ACE2Mod. Amino AcidACETYL GROUP
2GOL2Ligand/IonGLYCEROL
3NH22Mod. Amino AcidAMINO GROUP

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETRP A:194 , GLU A:195 , ARG A:196 , MET A:242 , LYS A:243 , ARG A:281 , HOH A:511 , HOH A:528 , HOH A:591BINDING SITE FOR RESIDUE GOL A 401
2AC2SOFTWAREALA A:31 , PHE A:35 , HIS A:269 , ILE A:272 , ILE A:375 , LYS A:380 , PRO A:382BINDING SITE FOR RESIDUE GOL A 402

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4PYW)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Phe A:23 -Asn A:24
2His A:43 -Gln A:44

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4PYW)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4PYW)

(-) Exons   (0, 0)

(no "Exon" information available for 4PYW)

(-) 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:362
                                                                                                                                                                                                                                                                                                                                                                                                          
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhhhhhh......eeehhhhhhhhhhhhhh..hhhhhhhhhhhh.......hhhhhhhhhhhhhhhhh......eeeeeeeeeee.....hhhhhhhhhhhhh.eeeee...hhhhhhhhhhhhhhhhh................eeeeeeeeeee......hhhhheeeeeeee..eeeeeeeeeeeeeeeeeee....eeeeeeee...eeeeeeee...hhhhhhhhhhhhhhhhhhhh...eeeeeeee.eeeeeeeehhhhhhh...hhhhh...hhhhh.....eeeeeeee...................eee....eeeeeee.....eeeeeee..... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4pyw A  23 FNKITPNLAEFAFSLYRQLAHQSNSTNIFFSPVSIATAFAMLSLGTKADTHDEILEGLNFNLTEIPEAQIHEGFQELLRTLNQPDSQLQLTTGNGLFLSEGLKLVDKFLEDVKKLYHSEAFTVNFGDTEEAKKQINDYVEKGTQGKIVDLVKELDRDTVFALVNYIFFKGKWERPFEVKDTEEEDFHVDQVTTVKVPMMKRLGMFNIQHCKKLSSWVLLMKYLGNATAIFFLPDEGKLQHLENELTHDIITKFLENEDRRSASLHLPKLSITGTYDLKSVLGQLGITKVFSNGADLSGVTLSKAVHKAVLTIDEKGTEAMFLEAIPMSIPPEVKFNKPFVFLMIEQNTKSPLFMGKVVNPTQ 393
                                    32        42        52        62        72        82        92       102       112       122       132       142       152       162       172       182       192       202       212       222       232       242       252       262       272       282       292       302       312       322|      338       351       361       371       381       391  
                                                                                                                                                                                                                                                                                                                                     322|               347|                                          
                                                                                                                                                                                                                                                                                                                                      329                351                                          


Chain B from PDB  Type:PROTEIN  Length:6
                                      
               SCOP domains ------ SCOP domains
               CATH domains ------ CATH domains
               Pfam domains ------ Pfam domains
         Sec.struct. author .eeee. Sec.struct. author
                 SAPs(SNPs) ------ SAPs(SNPs)
                    PROSITE ------ PROSITE
                 Transcript ------ Transcript
                 4pyw B   1 xTTAIx   6
                            |    |
                            1-ACE|
                                 6-NH2


Chain C from PDB  Type:PROTEIN  Length:6
                                      
               SCOP domains ------ SCOP domains
               CATH domains ------ CATH domains
               Pfam domains ------ Pfam domains
         Sec.struct. author ..ee.. Sec.struct. author
                 SAPs(SNPs) ------ SAPs(SNPs)
                    PROSITE ------ PROSITE
                 Transcript ------ Transcript
                 4pyw C   1 xTTAIx   6
                            |    |
                            |    |
                            1-ACE|
                                 6-NH2
   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  (0, 0)

(no "SCOP Domain" information available for 4PYW)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4PYW)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4PYW)

(-) Gene Ontology  (24, 24)

Asymmetric/Biological Unit(hide GO term definitions)

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  A1AT_HUMAN | P01009
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 Related Entries

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

UniProtKB/Swiss-Prot
        A1AT_HUMAN | P01009: 1atu 1d5s 1ezx 1hp7 1iz2 1kct 1oo8 1oph 1psi 1qlp 1qmb 2d26 2qug 3cwl 3cwm 3drm 3dru 3ndd 3ndf 3ne4 3t1p 5io1 7api 8api 9api

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 4PYW)