Structure of PDB 1ahx Chain A Binding Site BS02

Receptor Information
>1ahx Chain A (length=396) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MFENITAAPADPILGLADLFRADERPGKINLGIGLYYDETGKIPVLTSVK
KAEQYLLENETTKLYLGIDGIPEFGRCTQELLFGKGSALINDKRARTAQT
PGGSGALRVAADFLAKNTSVKRVWVSNPSWPNHKSVFNSAGLEVREYAYY
DAENHTLDFDALINSLNEAQAGDVVLFHGCCHNPTGIDPTLEQWQTLAQL
SVEKGWLPLFDFAYQGFARGLEEDAEGLRAFAAMHKELIVASSYSKNFGL
YNERVGACTLVAADSETVDRAFSQMKAAIRANYSSPPAHGASVVATILSN
DALRAIWEQELTDMRQRIQRMRQLFVNTLQEKGANRDFSFIIKQNGMFSF
SGLTKEQVLRLREEFGVYAVASGRVNVAGMTPDNMAPLCEAIVAVL
Ligand information
Ligand IDHCI
InChIInChI=1S/C9H10O2/c10-9(11)7-6-8-4-2-1-3-5-8/h1-5H,6-7H2,(H,10,11)
InChIKeyXMIIGOLPHOKFCH-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=C(O)CCc1ccccc1
OpenEye OEToolkits 1.7.6c1ccc(cc1)CCC(=O)O
CACTVS 3.370OC(=O)CCc1ccccc1
FormulaC9 H10 O2
NameHYDROCINNAMIC ACID;
3PP;
3-PHENYLPROPIONIC ACID
ChEMBLCHEMBL851
DrugBankDB02024
ZINCZINC000000154564
PDB chain1ahx Chain A Residue 411 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ahx Alternating arginine-modulated substrate specificity in an engineered tyrosine aminotransferase.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		I17 L18 G38 W140 K258 R386
Binding residue
(residue number reindexed from 1)		I13 L14 G34 W130 K246 R374
Annotation score1
Binding affinityMOAD: Kd=120uM
PDBbind-CN: -logKd/Ki=3.92,Kd=120uM
Enzymatic activity
Catalytic site (original residue number in PDB) W140 D222 A224 K258
Catalytic site (residue number reindexed from 1) W130 D211 A213 K246
Enzyme Commision number 2.6.1.1: aspartate transaminase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004069 L-aspartate:2-oxoglutarate aminotransferase activity
GO:0004838 L-tyrosine-2-oxoglutarate transaminase activity
GO:0008483 transaminase activity
GO:0030170 pyridoxal phosphate binding
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
Biological Process
GO:0006520 amino acid metabolic process
GO:0009058 biosynthetic process
GO:0009094 L-phenylalanine biosynthetic process
GO:0033585 L-phenylalanine biosynthetic process from chorismate via phenylpyruvate
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:1ahx, PDBe:1ahx, PDBj:1ahx
PDBsum1ahx
PubMed7664122
UniProtP00509|AAT_ECOLI Aspartate aminotransferase (Gene Name=aspC)

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