Structure of PDB 1h73 Chain A Binding Site BS02

Receptor Information
>1h73 Chain A (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 IDANP
InChIInChI=1S/C10H17N6O12P3/c11-8-5-9(13-2-12-8)16(3-14-5)10-7(18)6(17)4(27-10)1-26-31(24,25)28-30(22,23)15-29(19,20)21/h2-4,6-7,10,17-18H,1H2,(H,24,25)(H2,11,12,13)(H4,15,19,20,21,22,23)/t4-,6-,7-,10-/m1/s1
InChIKeyPVKSNHVPLWYQGJ-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(NP(=O)(O)O)O)O)O)N
CACTVS 3.370Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)N[P](O)(O)=O)[CH](O)[CH]3O
CACTVS 3.370Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P](O)(=O)O[P](O)(=O)N[P](O)(O)=O)[C@@H](O)[C@H]3O
ACDLabs 12.01O=P(O)(O)NP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.7.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(NP(=O)(O)O)O)O)O)N
FormulaC10 H17 N6 O12 P3
NamePHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
ChEMBLCHEMBL1230989
DrugBank
ZINCZINC000008660410
PDB chain1h73 Chain A Residue 418 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1h73 Structural Basis for the Catalysis and Substrate Specificity of Homoserine Kinase
Resolution2.0 Å
Binding residue
(original residue number in PDB)		I55 N62 V63 K87 A91 G92 G94 L95 G96 S97 S98 S101
Binding residue
(residue number reindexed from 1)		I51 N58 V59 K83 A87 G88 G90 L91 G92 S93 S94 S97
Annotation score3
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:1h73, PDBe:1h73, PDBj:1h73
PDBsum1h73
PubMed11535056
UniProtQ58504|KHSE_METJA Homoserine kinase (Gene Name=thrB)

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