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(-) Description

Title :  MUTAGENESIS OF ZINC LIGAND RESIDUE CYS221 REVEALS PLASTICITY IN THE IMP-1 METALLO-B-LACTAMASE ACTIVE SITE
 
Authors :  L. B. Horton, S. Shanker, R. Mikulski, N. G. Brown, K. Phillips, E. Lykis B. V. V. Prasad, T. G. Palzkill
Date :  15 May 12  (Deposition) - 27 Mar 13  (Release) - 27 Mar 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym./Biol. Unit :  A
Keywords :  Metallo-B-Lactamase, B-Lactamase, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  L. B. Horton, S. Shanker, R. Mikulski, N. G. Brown, K. J. Phillips, E. Lykissa, B. V. Venkataram Prasad, T. Palzkill
Mutagenesis Of Zinc Ligand Residue Cys221 Reveals Plasticit In The Imp-1 Metallo-Beta-Lactamase Active Site
Antimicrob. Agents Chemother. V. 56 5667 2012
PubMed-ID: 22908171  |  Reference-DOI: 10.1128/AAC.01276-12

(-) Compounds

Molecule 1 - BETA-LACTAMASE
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Gene: BLAIMP-1, BLA IMP, BLA-IMP, BLAESP, IMP
    Mutation: YES
    Organism Scientific: PSEUDOMONAS AERUGINOSA
    Organism Taxid: 287
    Synonym: BETA-LACTAMASE IMP-1, BLA-IMP PROTEIN, EXTENDED-SPECTRUM B- LACTAMASE, IMP-1 METALLO-BETA-LACTMASE, METALLO BETA LACTAMASE, METALLO-BETA-LACTAMASE, METALLO-BETA-LACTAMASE IMP-1, METALLO-BETA- LACTAMASE BLAIMP-1

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (2, 2)
No.NameCountTypeFull Name
1FLC1Ligand/IonCITRATE ANION
2ZN1Ligand/IonZINC ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:77 , HIS A:79 , HIS A:139 , FLC A:302BINDING SITE FOR RESIDUE ZN A 301
2AC2SOFTWARELYS A:33 , HIS A:77 , HIS A:79 , ASP A:81 , HIS A:139 , GLY A:158 , LYS A:161 , ASN A:167 , SER A:196 , HIS A:197 , ZN A:301 , HOH A:449BINDING SITE FOR RESIDUE FLC A 302

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4F6Z)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 4F6Z)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

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(-) 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:221
                                                                                                                                                                                                                                                             
               SCOP domains d4f6za_ A: automated matches                                                                                                                                                                                                  SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeeeee..eeeeeeeeee...eeeeeeeeeeee..eeeee....hhhhhhhhhhhhhhh..eeeeee....hhhhhhhhhhhhhh...eeeehhhhhhhhhh......eee...eeeee...eeee...........eeee....eeeee.................hhhhhhhhhhhhhh...eeee.......hhhhhhhhhhhhhhhh....... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4f6z A   5 PDLKIEKLDEGVYVHTSFEEVNGWGVVPKHGLVVLVNAEAYLIDTPFTAKDTEKLVTWFVERGYKIKGSISSHFHSDSTGGIEWLNSRSIPTYASELTNELLKKDGKVQATNSFSGVNYWLVKNKIEVFYPGPGHTPDNVVVWLPERKILFGGGFIKPYGLGNLGDANIEAWPKSAKLLKSKYGKAKLVVPSHSEVGDASLLKLTLEQAVKGLNEHPQFEK 236
                                    14        24        34        44        54        64        74        84        94       104       114       124       134       144       154       164       174       184       194       204       214    || 235 
                                                                                                                                                                                                                                                219|     
                                                                                                                                                                                                                                                 231
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 Classification and Annotation

(-) SCOP Domains  (1, 1)

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

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4F6Z)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4F6Z)

(-) Gene Ontology  (6, 6)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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UniProtKB/TrEMBL
        Q79MP6_PSEAI | Q79MP6: 1ddk 1jje 1jjt 3wxc 4f6h

(-) Related Entries Specified in the PDB File

4f6h C221G IMP-1