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(-) Description

Title :  A TRIPLE MUTANT IN THE OMEGA-LOOP OF TEM-1 BETA-LACTAMASE CHANGES THE SUBSTRATE PROFILE VIA A LARGE CONFORMATIONAL CHANGE AND AN ALTERED GENERAL BASE FOR DEACYLATION
 
Authors :  V. Stojanoski, D. -C. Chow, L. Hu, B. Sankaran, H. Gilbert, B. V. V. Prasa T. Palzkill
Date :  25 Nov 14  (Deposition) - 04 Mar 15  (Release) - 06 May 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.44
Chains :  Asym./Biol. Unit :  A
Keywords :  Globular, Beta-Lactamase, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  V. Stojanoski, D. C. Chow, L. Hu, B. Sankaran, H. F. Gilbert, B. V. Prasad, T. Palzkill
A Triple Mutant In The Omega-Loop Of Tem-1 Beta-Lactamase Changes The Substrate Profile Via A Large Conformational Change And An Altered General Base For Catalysis.
J. Biol. Chem. V. 290 10382 2015
PubMed-ID: 25713062  |  Reference-DOI: 10.1074/JBC.M114.633438

(-) Compounds

Molecule 1 - BETA-LACTAMASE TEM
    Chains: A
    EC Number: 3.5.2.6
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Fragment: TEM-1
    Gene: BLA, BLAT-3, BLAT-4, BLAT-5, BLAT-6
    Mutation: YES
    Organism Scientific: ESCHERICHIA COLI
    Organism Taxid: 562
    Synonym: IRT-4, PENICILLINASE, TEM-1, TEM-16/CAZ-7, TEM-2, TEM- 24/CAZ-6, TEM-3, TEM-4, TEM-5, TEM-6, TEM-8/CAZ-2

 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
1BCT1Ligand/IonBICARBONATE ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREMET A:69 , SER A:70 , SER A:130 , GLY A:236 , ALA A:237 , HOH A:492 , HOH A:615 , HOH A:691 , HOH A:719BINDING SITE FOR RESIDUE BCT A 301

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:77 -A:123

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4RVA)

(-) 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:263
                                                                                                                                                                                                                                                                                                       
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhh.eeeeeeee.....eeeee.....ee...hhhhhhhhhhhhhhhh.......ee..hhhhh.....hhhhh....eehhhhhhhhhhh.hhhhhhhhhhhh.hhhhhhhhhhhh........................eehhhhhhhhhhhhhhh...hhhhhhhhhhhhhh......hhhhhh....eeeeeeee.....eeeeeeee......eeeeeeee....hhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4rva A  26 HPETLVKVKDAEDQLGARVGYIELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRVDAGQEQLGRRIHYSQNDLVEYSPVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRYYGELNEAIPNDERDTTMPAAMATTLRKLLTGELLTPASRQQLIDWMEADKVAGPLLRSALPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGASLIKHW 290
                                    35        45        55        65        75        85        95       105       115       125       135       145       155       165       175       185       195       205       215       225       235  ||   246     ||257       267       277       287   
                                                                                                                                                                                                                                              238|         252|                                    
                                                                                                                                                                                                                                               240          254
   Legend:   → Mismatch (orange background)
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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 4RVA)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (5, 5)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/Swiss-Prot
        BLAT_ECOLX | P62593: 1axb 1bt5 1btl 1ck3 1erm 1ero 1erq 1esu 1fqg 1jtd 1jtg 1jvj 1jwp 1jwv 1jwz 1lhy 1li0 1li9 1m40 1nxy 1ny0 1nym 1nyy 1pzo 1pzp 1s0w 1tem 1xpb 1xxm 1yt4 1zg4 1zg6 2b5r 2v1z 2v20 3c7u 3c7v 3cmz 3dtm 3jyi 3toi 4dxb 4dxc 4gku 4ibr 4ibx 4id4 4mez 4qy5 4qy6 4r4r 4r4s 4rx2 4rx3 4zj1 4zj2 4zj3 5hvi 5hw1 5hw5 5i52 5i63 5iq8 5kkf

(-) Related Entries Specified in the PDB File

1btl