Structure of PDB 4o7t Chain A Binding Site BS03

Receptor Information
>4o7t Chain A (length=225) Species: 70601 (Pyrococcus horikoshii OT3) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AKKMIPIDDDKLIMEFKDDATAFDGTKKARFKGKGWLNAQLSVIFFKLLE
EHGIKTHFIGVAGGNRLIVEKLDMYPLEVVVRNVVAGSLKKRLPLPEGYE
LPEPIVELYYKNDELHDPMINYYHAKVLGISLDEIKKIEEIALKVNEILK
DYLAKKGIILVDFKLEFGKDKNGDIVLADEISPDTCRFWDAKTKRSLDKD
VFRFDKGDLIEAYKEIYERITGEKP
Ligand information
Ligand IDASP
InChIInChI=1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m0/s1
InChIKeyCKLJMWTZIZZHCS-REOHCLBHSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0C(C(C(=O)O)N)C(=O)O
OpenEye OEToolkits 1.7.0C([C@@H](C(=O)O)N)C(=O)O
CACTVS 3.370N[CH](CC(O)=O)C(O)=O
CACTVS 3.370N[C@@H](CC(O)=O)C(O)=O
ACDLabs 12.01O=C(O)CC(N)C(=O)O
FormulaC4 H7 N O4
NameASPARTIC ACID
ChEMBLCHEMBL274323
DrugBankDB00128
ZINCZINC000000895032
PDB chain4o7t Chain A Residue 303 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4o7t SAICAR synthetase (Type-2) in complex with ADP, ASP and TMP
Resolution2.1 Å
Binding residue
(original residue number in PDB)		A33 F34 D35 K210 R214
Binding residue
(residue number reindexed from 1)		A22 F23 D24 K199 R203
Annotation score5
Enzymatic activity
Enzyme Commision number 6.3.2.6: phosphoribosylaminoimidazolesuccinocarboxamide synthase.
Gene Ontology
Molecular Function
GO:0004639 phosphoribosylaminoimidazolesuccinocarboxamide synthase activity
GO:0005524 ATP binding
GO:0016874 ligase activity
Biological Process
GO:0006164 purine nucleotide biosynthetic process
GO:0006189 'de novo' IMP biosynthetic process
GO:0009236 cobalamin biosynthetic process

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Molecular Function
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Biological Process
External links
PDB RCSB:4o7t, PDBe:4o7t, PDBj:4o7t
PDBsum4o7t
PubMed
UniProtO57978|PUR7_PYRHO Phosphoribosylaminoimidazole-succinocarboxamide synthase (Gene Name=purC)

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