Structure of PDB 1bkg Chain B Binding Site BS01

Receptor Information
>1bkg Chain B (length=382) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MRGLSRRVQAMKPSATVAVNAKALELRRQGVDLVALTAGEPDFDTPEHVK
EAARRALAQGKTKYAPPAGIPELREALAEKFRRENGLSVTPEETIVTVGG
KQALFNLFQAILDPGDEVIVLSPYWVSYPEMVRFAGGVVVEVETLPEEGF
VPDPERVRRAITPRTKALVVNSPNNPTGAVYPKEVLEALARLAVEHDFYL
VSDEIYEHLLYEGEHFSPGRVAPEHTLTVNGAAKAFAMTGWRIGYACGPK
EVIKAMASVSSQSTTSPDTIAQWATLEALTNQEASRAFVEMAREAYRRRR
DLLLEGLTALGLKAVRPSGAFYVLMDTSPIAPDEVRAAERLLEAGVAVVP
GTDFAAFGHVRLSYATSEENLRKALERFARVL
Ligand information
Ligand IDPMP
InChIInChI=1S/C8H13N2O5P/c1-5-8(11)7(2-9)6(3-10-5)4-15-16(12,13)14/h3,11H,2,4,9H2,1H3,(H2,12,13,14)
InChIKeyZMJGSOSNSPKHNH-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=P(O)(O)OCc1cnc(c(O)c1CN)C
OpenEye OEToolkits 1.5.0Cc1c(c(c(cn1)COP(=O)(O)O)CN)O
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(CN)c1O
FormulaC8 H13 N2 O5 P
Name4'-DEOXY-4'-AMINOPYRIDOXAL-5'-PHOSPHATE;
PYRIDOXAMINE-5'-PHOSPHATE
ChEMBLCHEMBL1235353
DrugBankDB02142
ZINCZINC000001532708
PDB chain1bkg Chain B Residue 413 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1bkg Structure of Thermus thermophilus HB8 aspartate aminotransferase and its complex with maleate.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		G99 G100 K101 W125 N171 N175 D203 I205 Y206 K234 R242
Binding residue
(residue number reindexed from 1)		G99 G100 K101 W125 N171 N175 D203 I205 Y206 K234 R242
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) W125 D203 I205 K234
Catalytic site (residue number reindexed from 1) W125 D203 I205 K234
Enzyme Commision number 2.6.1.1: aspartate transaminase.
2.6.1.78: aspartate--prephenate aminotransferase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004069 L-aspartate:2-oxoglutarate aminotransferase activity
GO:0008483 transaminase activity
GO:0030170 pyridoxal phosphate binding
GO:0033853 aspartate-prephenate aminotransferase activity
Biological Process
GO:0006520 amino acid metabolic process
GO:0009058 biosynthetic process
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:1bkg, PDBe:1bkg, PDBj:1bkg
PDBsum1bkg
PubMed10029535
UniProtQ56232|AAPAT_THET8 Aspartate/prephenate aminotransferase (Gene Name=aspC)

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