Structure of PDB 2i9u Chain A

Receptor sequence
>2i9uA (length=419) Species: 272562 (Clostridium acetobutylicum ATCC 824) [Search protein sequence]
NLKIFKGNLIFTKTSDKFTIMKDSYIVVIDGKIASVSSNLPDKYKGNPII
DFRNNIIIPGMNDLHAHASQYKNLGIGMDKELLPWLNNYTFPEEAKFLNV
DYAKKTYGRLIKDLIKNGTTRVALFATLHKDSTIELFNMLIKSGIGAYVG
KVNMDYNCPDYLTENYITSLNDTEEIILKYKDKSNIVKPIITPRFVPSCS
NELMDGLGKLSYKYRLPVQSHLSENLDEIAVVKSLHKKSNFYGEVYDKFG
LFGNTPTLMAHCIHSSKEEINLIKRNNVTIVHCPTSNFNLGSGMMPVRKY
LNLGINVVLGSDISAGHTCSLFKVIAYAIQNSKIKWQESGKKDMFLSTSE
AFYMATKKGGSFFGKVGSFEEGYDFDALVINDSNLYPEDYDLTERLERFI
YLGDDRNIMKRYVCGNEIF
3D structure
PDB2i9u Crystal Structure of Guanine Deaminase from C. acetobutylicum with bound guanine in the active site
ChainA
Resolution2.05 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.5.4.3: guanine deaminase.
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 FE A H73 H75 H229 D320 H65 H67 H221 D312
Gene Ontology
Molecular Function
GO:0008270 zinc ion binding
GO:0008892 guanine deaminase activity
GO:0016787 hydrolase activity
GO:0016810 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
GO:0046872 metal ion binding
Biological Process
GO:0006147 guanine catabolic process
GO:0046098 guanine metabolic process
Cellular Component
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2i9u, PDBe:2i9u, PDBj:2i9u
PDBsum2i9u
PubMed
UniProtQ97MB6

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