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2BLM

BETA-LACTAMASE OF BACILLUS LICHENIFORMIS 749(SLASH)C AT 2 ANGSTROMS RESOLUTION

Functional Information from GO Data
ChainGOidnamespacecontents
A0005886cellular_componentplasma membrane
A0008800molecular_functionbeta-lactamase activity
A0016787molecular_functionhydrolase activity
A0017001biological_processantibiotic catabolic process
A0030655biological_processbeta-lactam antibiotic catabolic process
A0046677biological_processresponse to antibiotic
B0005886cellular_componentplasma membrane
B0008800molecular_functionbeta-lactamase activity
B0016787molecular_functionhydrolase activity
B0017001biological_processantibiotic catabolic process
B0030655biological_processbeta-lactam antibiotic catabolic process
B0046677biological_processresponse to antibiotic
Functional Information from PDB Data
site_idCTA
Number of Residues6
DetailsTHE CATALYTIC SITE IS CENTERED AROUND SER 70 AT THE N-TERMINUS OF HELIX A2. STRAND 5 OF SHEET *S1* CONTAINS IMPORTANT RESIDUES LYS 234 AND THR 235. INVARIANT RESIDUE GLU 166 PLAYS A ROLE IN HYDROLYSIS.
ChainResidue
ASER70
ALYS73
ASER130
AGLU166
ALYS234
ATHR235

site_idCTB
Number of Residues6
DetailsTHE CATALYTIC SITE IS CENTERED AROUND SER 70 AT THE N-TERMINUS OF HELIX A2. STRAND 5 OF SHEET *S1* CONTAINS IMPORTANT RESIDUES LYS 234 AND THR 235. INVARIANT RESIDUE GLU 166 PLAYS A ROLE IN HYDROLYSIS.
ChainResidue
BGLU166
BLYS234
BTHR235
BSER70
BLYS73
BSER130

Functional Information from PROSITE/UniProt
site_idPS00141
Number of Residues12
DetailsASP_PROTEASE Eukaryotic and viral aspartyl proteases active site. FALDTGTNRTVA
ChainResidueDetails
APHE47-ALA59

site_idPS00146
Number of Residues16
DetailsBETA_LACTAMASE_A Beta-lactamase class-A active site. FaFASTiKaltVGVLL
ChainResidueDetails
APHE66-LEU81

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Acyl-ester intermediate"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1btl
ChainResidueDetails
AGLU166
ALYS73
ASER130
ASER70

site_idCSA2
Number of Residues4
DetailsAnnotated By Reference To The Literature 1btl
ChainResidueDetails
BGLU166
BLYS73
BSER130
BSER70

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PDB entries from 2025-12-17

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