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(-) Description

Title :  OXA-24 BETA-LACTAMASE AT PH 7.5
 
Authors :  E. Santillana, A. Romero
Date :  04 Feb 09  (Deposition) - 23 Feb 10  (Release) - 13 Oct 10  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.97
Chains :  Asym./Biol. Unit :  A
Keywords :  B-Lactamases, Enzyme Mechanism, Carbapenem, Resistance, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  G. Bou, E. Santillana, A. Sheri, A. Beceiro, J. M. Sampson, M. Kalp, C. R. Bethel, A. M. Distler, S. M. Drawz, S. R. Pagadala, F. Van Den Akker, R. A. Bonomo, A. Romero, J. D. Buynak
Design, Synthesis, And Crystal Structures Of 6-Alkylidene-2'-Substituted Penicillanic Acid Sulfones As Potent Inhibitors Of Acinetobacter Baumannii Oxa-24 Carbapenemase
J. Am. Chem. Soc. V. 132 13320 2010
PubMed-ID: 20822105  |  Reference-DOI: 10.1021/JA104092Z
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - BETA-LACTAMASE OXA-24
    Chains: A
    EC Number: 3.5.2.6
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PGEX-6P-1
    Expression System Strain: BL21DE3
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Fragment: UNP RESIDUES 32-275
    Gene: OXA-24
    Organism Scientific: ACINETOBACTER BAUMANNII
    Organism Taxid: 470
    Synonym: BETA-LACTAMASE OXA-33, OXA40, CARBAPENEM-HYDROLYZING BETA- LACTAMASE OXA-40, BETA-LACTAMASE

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1KCX1Mod. Amino AcidLYSINE NZ-CARBOXYLIC ACID

(-) Sites  (0, 0)

(no "Site" information available for 3G4P)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3G4P)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Gly A:170 -Pro A:171
2Thr A:226 -Pro A:227

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3G4P)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3G4P)

(-) Exons   (0, 0)

(no "Exon" information available for 3G4P)

(-) 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:244
 aligned with Q8RLA6_ACIBA | Q8RLA6 from UniProtKB/TrEMBL  Length:275

    Alignment length:244
                                    41        51        61        71        81        91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271    
         Q8RLA6_ACIBA    32 HISSQQHEKAIKSYFDEAQTQGVIIIKEGKNLSTYGNALARANKEYVPASTFKMLNALIGLENHKATTNEIFKWDGKKRTYPMWEKDMTLGEAMALSAVPVYQELARRTGLELMQKEVKRVNFGNTNIGTQVDNFWLVGPLKITPVQEVNFADDLAHNRLPFKLETQEEVKKMLLIKEVNGSKIYAKSGWGMGVTPQVGWLTGWVEQANGKKIPFSLNLEMKEGMSGSIRNEITYKSLENLGII 275
               SCOP domains d3g4pa_ A: automated matches                                                                                                                                                                                                                         SCOP domains
               CATH domains 3g4pA00 A:32-275 DD-peptidase/beta-lactamase superfamily                                                                                                                                                                                             CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhh...eeeeeee..eeeeee.hhhhhhh...hhhhhhhhhhhhhhhh.................hhhhh...hhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhh...........hhhhhh....hhhhhhhhhhhhhh.....hhhhhhhhhhh.eeeee..eeeeeeeeee.....eeeeeeeeee.....eeeeeeeeee.....hhhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 3g4p A  32 HISSQQHEKAIKSYFDEAQTQGVIIIKEGKNLSTYGNALARANKEYVPASTFkMLNALIGLENHKATTNEIFKWDGKKRTYPMWEKDMTLGEAMALSAVPVYQELARRTGLELMQKEVKRVNFGNTNIGTQVDNFWLVGPLKITPVQEVNFADDLAHNRLPFKLETQEEVKKMLLIKEVNGSKIYAKSGWGMGVTPQVGWLTGWVEQANGKKIPFSLNLEMKEGMSGSIRNEITYKSLENLGII 275
                                    41        51        61        71        81  |     91       101       111       121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271    
                                                                               84-KCX
   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  (1, 1)

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

(-) CATH Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3G4P)

(-) Gene Ontology  (2, 2)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q8RLA6_ACIBA | Q8RLA6)
molecular function
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0008658    penicillin binding    Interacting selectively and non-covalently with penicillin, any antibiotic that contains the condensed beta-lactamthiazolidine ring system.

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  Cis Peptide Bonds
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 Related Entries

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

UniProtKB/Swiss-Prot
        Q8RLA6_ACIBA | Q8RLA6: 5vfd
UniProtKB/TrEMBL
        Q8RLA6_ACIBA | Q8RLA6: 2jc7 3fv7 3fyz 3fzc 3mbz 3pae 3pag 3znt 4f94 4wm9 5tg4 5tg5 5tg6 5tg7

(-) Related Entries Specified in the PDB File

2jc7 THE CRYSTAL STRUCTURE OF THE CARBAPENEMASE OXA-24 REVEALS NEW INSIGHTS INTO THE MECHANISM OF CARBAPENEM-HYDROLYSIS