Structure of PDB 1ahg Chain B Binding Site BS01

Receptor Information
>1ahg Chain B (length=396) Species: 83333 (Escherichia coli K-12) [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 IDTYR
InChIInChI=1S/C9H11NO3/c10-8(9(12)13)5-6-1-3-7(11)4-2-6/h1-4,8,11H,5,10H2,(H,12,13)/t8-/m0/s1
InChIKeyOUYCCCASQSFEME-QMMMGPOBSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)C(N)Cc1ccc(O)cc1
OpenEye OEToolkits 1.5.0c1cc(ccc1C[C@@H](C(=O)O)N)O
OpenEye OEToolkits 1.5.0c1cc(ccc1CC(C(=O)O)N)O
CACTVS 3.341N[CH](Cc1ccc(O)cc1)C(O)=O
CACTVS 3.341N[C@@H](Cc1ccc(O)cc1)C(O)=O
FormulaC9 H11 N O3
NameTYROSINE
ChEMBLCHEMBL925
DrugBankDB00135
ZINCZINC000000266964
PDB chain1ahg Chain B Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ahg Alternating arginine-modulated substrate specificity in an engineered tyrosine aminotransferase.
Resolution2.5 Å
Binding residue
(original residue number in PDB)		D15 I17 L18 W140 R386
Binding residue
(residue number reindexed from 1)		D11 I13 L14 W130 R374
Annotation score2
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:1ahg, PDBe:1ahg, PDBj:1ahg
PDBsum1ahg
PubMed7664122
UniProtP00509|AAT_ECOLI Aspartate aminotransferase (Gene Name=aspC)

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