Structure of PDB 1h74 Chain B Binding Site BS01

Receptor Information
>1h74 Chain B (length=296) Species: 2190 (Methanocaldococcus jannaschii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MKVRVKAPCTSANLGVGFDVFGLCLKEPYDVIEVEAIDDKEIIIEVDDKN
IPTDPDKNVAGIVAKKMIDDFNIGKGVKITIKKGVKAGSGLGSSAASSAG
TAYAINELFKLNLDKLKLVDYASYGELASSGAKHADNVAPAIFGGFTMVT
NYEPLEVLHIPIDFKLDILIAIPNISINTKEAREILPKAVGLKDLVNNVG
KACGMVYALYNKDKSLFGRYMMSDKVIEPVRGKLIPNYFKIKEEVKDKVY
GITISGSGPSIIAFPKEEFIDEVENILRDYYENTIRTEVGKGVEVV
Ligand information
Ligand IDILE
InChIInChI=1S/C6H13NO2/c1-3-4(2)5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t4-,5-/m0/s1
InChIKeyAGPKZVBTJJNPAG-WHFBIAKZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC[C@H](C)[C@@H](C(=O)O)N
OpenEye OEToolkits 1.5.0CCC(C)C(C(=O)O)N
CACTVS 3.341CC[CH](C)[CH](N)C(O)=O
ACDLabs 10.04O=C(O)C(N)C(C)CC
CACTVS 3.341CC[C@H](C)[C@H](N)C(O)=O
FormulaC6 H13 N O2
NameISOLEUCINE
ChEMBLCHEMBL1233584
DrugBankDB00167
ZINCZINC000003581355
PDB chain1h74 Chain B Residue 500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1h74 Structural Basis for the Catalysis and Substrate Specificity of Homoserine Kinase
Resolution1.9 Å
Binding residue
(original residue number in PDB)		A16 N17 D23 H138 D140 N141 R187 R235 G260
Binding residue
(residue number reindexed from 1)		A12 N13 D19 H134 D136 N137 R183 R231 G256
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) E130 T183
Catalytic site (residue number reindexed from 1) E126 T179
Enzyme Commision number 2.7.1.39: homoserine kinase.
Gene Ontology
Molecular Function
GO:0004413 homoserine kinase activity
GO:0005524 ATP binding
GO:0016301 kinase activity
Biological Process
GO:0006566 threonine metabolic process
GO:0009088 threonine biosynthetic process
GO:0016310 phosphorylation
Cellular Component
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:1h74, PDBe:1h74, PDBj:1h74
PDBsum1h74
PubMed11535056
UniProtQ58504|KHSE_METJA Homoserine kinase (Gene Name=thrB)

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