Structure of PDB 1q2p Chain A

Receptor sequence
>1q2pA (length=265) Species: 573 (Klebsiella pneumoniae) [Search protein sequence]
SPQPLEQIKLSESQLSGRVGMIEMDLASGRTLTAWRADERFPMMSTFKVV
LCGAVLARVDAGDEQLERKIHYRQQDLVDYSPVSEKHLADGMTVGELCAA
AITMSDNSAANLLLATVGGPAGLTAFLRQIGDNVTRLDRWETELNEALPG
DARDTTTPASMAATLRKLLTSQRLSARSQRQLLQWMVDDRVAGPLIRSVL
PAGWFIADKTGAGERGARGIVALLGPNNKAERIVVIYLRDTPASMAERNQ
QIAGIGAALIEHWQR
3D structure
PDB1q2p Structure-activity relationship of 6-methylidene penems bearing tricyclic heterocycles as broad-spectrum beta-lactamase inhibitors: crystallographic structures show unexpected binding of 1,4-thiazepine intermediates
ChainA
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) S70 K73 S130 E166 K234 A237
Catalytic site (residue number reindexed from 1) S45 K48 S105 E141 K209 A212
Enzyme Commision number 3.5.2.6: beta-lactamase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 MA4 A V224 P226 A248 V261 A280 A284 E288 V199 P201 A222 V234 A253 A257 E261
BS02 WY2 A S70 Y105 S130 N132 N170 G236 A237 S45 Y80 S105 N107 N145 G211 A212
Gene Ontology
Molecular Function
GO:0008800 beta-lactamase activity
GO:0016787 hydrolase activity
Biological Process
GO:0017001 antibiotic catabolic process
GO:0030655 beta-lactam antibiotic catabolic process
GO:0046677 response to antibiotic

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1q2p, PDBe:1q2p, PDBj:1q2p
PDBsum1q2p
PubMed15588091
UniProtP0AD64|BLA1_KLEPN Beta-lactamase SHV-1 (Gene Name=bla)

[Back to BioLiP]