Structure of PDB 2ik4 Chain B

Receptor sequence
>2ik4B (length=284) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence]
TYTTRQIGAKNTLEYKVYIEKDGKPVSAFHDIPLYADKENNIFNMVVEIP
RWTNAKLEITKEETLNPIIQDTKKGKLRFVRNCFPHHGYIHNYGAFPQTW
EDPNVSHPETKAVGDNEPIDVLEIGETIAYTGQVKQVKALGIMALLDEGE
TDWKVIAIDINDPLAPKLNDIEDVEKYFPGLLRATNEWFRIYKIPDGKPE
NQFAFSGEAKNKKYALDIIKETHDSWKQLIAGKSSDSKGIDLTNVTLPDT
PTYSKAASDAIPPASLKADAPIDKSIDKWFFISG
3D structure
PDB2ik4 A Complete Structural Description of the Catalytic Cycle of Yeast Pyrophosphatase.
ChainB
Resolution1.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.6.1.1: inorganic diphosphatase.
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 MG B D115 E117 D120 D152 D115 E117 D120 D152
BS02 MG B E117 D120 E117 D120
BS03 MG B D147 D152 D147 D152
BS04 PO4 B K56 Y93 E117 D120 D152 K56 Y93 E117 D120 D152
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004427 inorganic diphosphate phosphatase activity
GO:0005515 protein binding
GO:0016787 hydrolase activity
GO:0046872 metal ion binding
Biological Process
GO:0006796 phosphate-containing compound metabolic process
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2ik4, PDBe:2ik4, PDBj:2ik4
PDBsum2ik4
PubMed17260952
UniProtP00817|IPYR_YEAST Inorganic pyrophosphatase (Gene Name=IPP1)

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