Structure of PDB 3o91 Chain A

Receptor sequence
>3o91A (length=189) Species: 170187 (Streptococcus pneumoniae TIGR4) [Search protein sequence]
TKALISIDYTEDFVADSGKLTAGAPAQAISDAISKVTRLAFERGDYIFFT
IDAHEENDCFHPESKLFPPHNLIGTSGRNLYGDLGIFYQEHGSDSRVFWM
DKRHYSAFSGTDLDIRLRERRVSTVILTGVLTDICVLHTAIDAYNLGYDI
EIVKPAVASIWPENHQFALGHFKNTLGAKLVDENLNELF
3D structure
PDB3o91 High-resolution crystal structures of Streptococcus pneumoniae nicotinamidase with trapped intermediates provide insights into the catalytic mechanism and inhibition by aldehydes .
ChainA
Resolution1.63 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D9 A25 D53 H55 H71 K103 R104 L132 C136
Catalytic site (residue number reindexed from 1) D8 A24 D52 H54 H70 K102 R103 L131 C135
Enzyme Commision number ?
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 ZN A D53 H55 E64 H71 X136 D52 H54 E63 H70 X135
Gene Ontology
Molecular Function
GO:0016787 hydrolase activity
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:3o91, PDBe:3o91, PDBj:3o91
PDBsum3o91
PubMed20853856
UniProtA0A0H2UR34

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