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(-) Description

Title :  DESIGN OF PEPTIDE INHIBITORS OF PHOSPHOLIPASE A2: CRYSTAL STRUCTURE OF PHOSPHOLIPASE A2 COMPLEXED WITH A DESIGNED TETRAPEPTIDE VAL - ILU-ALA - LYS AT 2.7 A RESOLUTION
 
Authors :  P. K. Shukla, M. Sinha, S. Dey, P. Kaur, S. Sharma, T. P. Singh
Date :  04 Aug 12  (Deposition) - 22 Aug 12  (Release) - 22 Aug 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.70
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Pla2, Anti-Inflammatory, Anti-Coagulant, Peptide-Inhibitor, Hydrolase-Hydrolase Inhibitor Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  P. K. Shukla, M. Sinha, S. Dey, P. Kaur, S. Sharma, T. P. Singh
Design Of Peptide Inhibitors Of Phospholipase A2: Crystal Structure Of Phospholipase A2 Complexed With A Designed Tetrapeptide Val - Ilu- Ala - Lys At 2. 7 A Resolution
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - PHOSPHOLIPASE A2 VRV-PL-VIIIA
    Chains: A
    EC Number: 3.1.1.4
    Organism Common: RUSSELL'S VIPER
    Organism Scientific: DABOIA RUSSELLII PULCHELLA
    Organism Taxid: 97228
    Synonym: PLA2
 
Molecule 2 - VIAK
    Chains: B
    Engineered: YES
    Other Details: SYNTHETIC PEPTIDE
    Synthetic: YES

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1SO41Ligand/IonSULFATE ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWARESER A:114 , LYS A:115 , LYS A:131 , HOH A:433BINDING SITE FOR RESIDUE SO4 A 301
2AC2SOFTWARELEU A:2 , GLY A:6 , ALA A:18 , ILE A:19 , GLY A:30 , ASP A:49 , LYS A:69 , ASN A:111 , HOH B:101 , HOH B:102BINDING SITE FOR CHAIN B OF VIAK

(-) SS Bonds  (7, 7)

Asymmetric/Biological Unit
No.Residues
1A:27 -A:126
2A:29 -A:45
3A:44 -A:105
4A:50 -A:133
5A:51 -A:98
6A:61 -A:91
7A:84 -A:96

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Ile A:19 -Pro A:20

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4GFY)

(-) 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:121
                                                                                                                                                         
               SCOP domains ------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhh.hhhhhh................hhhhhhhhhhhhhhhh............eee....eee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhh...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------- Transcript
                 4gfy A   1 SLLEFGKMILEETGKLAIPSYSSYGCYCGWGGKGTPKDATDRCCFVHDCCYGNLPDCNPKSDRYKYKRVNGAIVCEKGTSCENRICECDKAAAICFRQNLNTYSKKYMLYPDFLCKGELKC 133
                                    10   ||   21        31        41        51    ||||69        79      ||90       100       110       120 ||    131|
                                        14|                                      56|||                 86|                               122|    131|
                                         16                                       59||                  88                                124     133
                                                                                   61|                                                               
                                                                                    67                                                               


Chain B from PDB  Type:PROTEIN  Length:4
                                    
               SCOP domains ---- SCOP domains
               CATH domains ---- CATH domains
               Pfam domains ---- Pfam domains
         Sec.struct. author .... Sec.struct. author
                 SAPs(SNPs) ---- SAPs(SNPs)
                    PROSITE ---- PROSITE
                 Transcript ---- Transcript
                 4gfy B   1 VIAK   4
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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  (0, 0)

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

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (4, 4)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/TrEMBL
        D0VX11_9SAUR | D0VX11: 1q6v 1q7a 2arm 3fo7 4eix 4fga 4gld 4hmb 4qem 4qer 4qf7 4qf8 4qgd 4qmc

(-) Related Entries Specified in the PDB File

4fga