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(-) Description

Title :  SERUM PARAOXONASE-1 BY DIRECTED EVOLUTION AT PH 6.5 IN COMPLEX WITH 2-HYDROXYQUINOLINE
 
Authors :  M. Ben David, M. Elias, I. Silman, J. L. Sussman, D. S. Tawfik
Date :  07 Jul 11  (Deposition) - 21 Mar 12  (Release) - 18 Apr 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.19
Chains :  Asym./Biol. Unit :  A
Keywords :  Directed Evolution, 6-Blades-Propeller Fold, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  M. Ben-David, M. Elias, J. J. Filippi, E. Dunach, I. Silman, J. L. Sussman, D. S. Tawfik
Catalytic Versatility And Backups In Enzyme Active Sites: The Case Of Serum Paraoxonase 1.
J. Mol. Biol. V. 418 181 2012
PubMed-ID: 22387469  |  Reference-DOI: 10.1016/J.JMB.2012.02.042

(-) Compounds

Molecule 1 - SERUM PARAOXONASE
    Chains: A
    EC Number: 3.1.1.2
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET32
    Expression System Strain: ORIGAMI DE3
    Expression System Taxid: 562
    Expression System Vector Type: PET32
    Organism Scientific: ARTIFICIAL GENE
    Organism Taxid: 32630
    Other Details: FROM SHUFFLED GENES OF HOMO SAPIENS, ORYCTOLAGUS CUNICULUS, MUS MUSCULUS, AND RATTUS RATTUS PARAOXONASE
    Synonym: PON1

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 8)

Asymmetric/Biological Unit (5, 8)
No.NameCountTypeFull Name
1BR1Ligand/IonBROMIDE ION
2CA3Ligand/IonCALCIUM ION
3CL2Ligand/IonCHLORIDE ION
4LMT1Ligand/IonDODECYL-BETA-D-MALTOSIDE
5OCH1Ligand/IonQUINOLIN-2(1H)-ONE

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:54 , ILE A:117 , ASP A:169 , ILE A:170 , HOH A:360 , HOH A:361 , HOH A:378BINDING SITE FOR RESIDUE CA A 1356
2AC2SOFTWAREGLU A:53 , ASN A:168 , ASN A:224 , ASP A:269 , ASN A:270 , HOH A:359 , OCH A:1358BINDING SITE FOR RESIDUE CA A 1357
3AC3SOFTWAREGLU A:53 , HIS A:115 , ASN A:168 , ASN A:224 , ASP A:269 , HIS A:285 , PHE A:292 , CA A:1357BINDING SITE FOR RESIDUE OCH A 1358
4AC4SOFTWAREGLN A:20 , LEU A:198 , LEU A:200 , TRP A:202 , HOH A:439BINDING SITE FOR RESIDUE LMT A 356
5AC5SOFTWAREILE A:187 , ASP A:188BINDING SITE FOR RESIDUE CL A 1361
6AC6SOFTWAREASP A:309 , LEU A:311BINDING SITE FOR RESIDUE CL A 1362
7AC7SOFTWAREGLU A:218BINDING SITE FOR RESIDUE CA A 1363

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:42 -A:353

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3SRG)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3SRG)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3SRG)

(-) Exons   (0, 0)

(no "Exon" information available for 3SRG)

(-) 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    
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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:337
                                                                                                                                                                                                                                                                                                                                                                                 
               SCOP domains d3srga_ A: Serum paraoxonase/arylesterase 1, PON1                                                                                                                                                                                                                                                                                                 SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhh.............eee.........eeee....eeeeee................eeeeee........ee.eee....hhhhh.eeeeeeee.....eeeeeee......eeeeeeee....eeeeeeee.......eeeeeeee..eeeeee.....hhhhhhhhhhh....eeeeee.....eeeeeee..eeeeee.....eeeeee....eeeeeee.....eeeeeeee...eeeeeee......eeeeee.hhhhhhh........eeeeeee.......eeeeeeee.......eeeeeee..eeeeee.....eeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3srg A  19 RQKSSFQTRFNVHREVTPVELPNCNLVKGIDNGSEDLEILPNGLAFISSGLKYPGIMSFDPDKSGKILLMDLNEKEPAVSELEIIGNTLDISSFNPHGISTFIDDDNTVYLLVVNHPGSSSTVEVFKFQEEEKSLLHLKTIRHKLLPSVNDIVAVGPEHFYATNDHYFIDPYLKSWEMHLGLAWSFVTYYSPNDVRVVAEGFDFANGINISPDGKYVYIAELLAHKIHVYEKHANWTLTPLRVLSFDTLVDNISVDPVTGDLWVGCHPNGMRIFFYDAENPPGSEVLRIQDILSEEPKVTVVYAENGTVLQGSTVAAVYKGKLLIGTVFHKALYCDL 355
                                    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
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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: All beta proteins (24004)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (0, 0)

Asymmetric/Biological Unit(hide GO term definitions)
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 Related Entries

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(-) Related Entries Specified in the PDB File

1v04 3sre