Structure of PDB 1s4e Chain B

Receptor sequence
>1s4eB (length=310) Species: 2261 (Pyrococcus furiosus) [Search protein sequence]
SPGRVNLIGEHTDYTYGYVMPMAIDLYTKYDKVQLVKGVLWVLIQEGYKI
GGLKGITGDLPLGAGLSSSASFEVGILEVLNQLYNLNIDPLKKALLAKKA
ENEVGVPCGILDQFAVVFGKKDNVIFLDTQTLQYEYIPFPKDVSVLVFYT
GVKRELASSEYAERKRIAEESLRILGKESSKEVTEKDLGKLPPLHRKFFS
YIVRENARVLEVRDALKEGDIEKVGKILTTAHWDLAENYRVSCEELDFFV
KKAMELGAYGARLTGAGFGGSAIALVDKDKAKTIGDAILREYLAKFSWKA
KYFVVKPSDG
3D structure
PDB1s4e Substrate specificity and mechanism from the structure of Pyrococcus furiosus galactokinase
ChainB
Resolution2.9 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.7.1.6: galactokinase.
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 GLA B E17 H18 D20 C147 G148 Y200 A305 E10 H11 D13 C108 G109 Y161 A266
BS02 ADP B T35 L100 G101 S105 S106 S107 F110 T28 L62 G63 S67 S68 S69 F72
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004335 galactokinase activity
GO:0005524 ATP binding
GO:0005534 galactose binding
GO:0016301 kinase activity
GO:0016773 phosphotransferase activity, alcohol group as acceptor
GO:0046872 metal ion binding
Biological Process
GO:0006012 galactose metabolic process
GO:0016310 phosphorylation
GO:0046835 carbohydrate phosphorylation
Cellular Component
GO:0005737 cytoplasm
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:1s4e, PDBe:1s4e, PDBj:1s4e
PDBsum1s4e
PubMed15003454
UniProtQ9HHB6|GAL1_PYRFU Galactokinase (Gene Name=galK)

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