Structure of PDB 2a49 Chain A

Receptor sequence
>2a49A (length=265) Species: 573 (Klebsiella pneumoniae) [Search protein sequence]
SPQPLEQIKLSESQLSGRVGMIEMDLASGRTLTAWRADERFPMMSTFKVV
LCGAVLARVDAGDEQLERKIHYRQQDLVDYSPVSEKHLADGMTVGELCAA
AITMSDNSAANLLLATVGGPAGLTAFLRQIGDNVTRLDRWATELNEALPG
DARDTTTPASMAATLRKLLTSQRLSARSQRQLLQWMVDDRVAGPLIRSVL
PAGWFIADKTGAGERGARGIVALLGPNNKAERIVVIYLRDTPASMAERNQ
QIAGIGAALIEHWQR
3D structure
PDB2a49 High Resolution Crystal Structures of the trans-Enamine Intermediates Formed by Sulbactam and Clavulanic Acid and E166A SHV-1 {beta}-Lactamase.
ChainA
Resolution1.43 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S70 K73 S130 A166 K234 A237
Catalytic site (residue number reindexed from 1) S45 K48 S105 A141 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 TEM A S70 N170 G236 A237 S45 N145 G211 A212
BS02 MA4 A V224 P226 A248 V261 A280 A284 E288 V199 P201 A222 V234 A253 A257 E261
BS03 MA4 A L220 R244 L195 R218
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

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Molecular Function
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Biological Process
External links
PDB RCSB:2a49, PDBe:2a49, PDBj:2a49
PDBsum2a49
PubMed16055923
UniProtP0AD64|BLA1_KLEPN Beta-lactamase SHV-1 (Gene Name=bla)

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