Structure of PDB 1aib Chain B Binding Site BS01

Receptor Information
>1aib Chain B (length=396) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MFENITAAPADPILGLADLFRADERPGKINLGIGVYKDETGKTPVLTSVK
KAEQYLLENETTKNYLGIDGIPEFGRCTQELLFGKGSALINDKRARTAQT
PGGTGALRVAADFLAKNTSVKRVWVSNPSWPNHKSVFNSAGLEVREYAYY
DAENHTLDFDALINSLNEAQAGDVVLFHGCCHNPTGIDPTLEQWQTLAQL
SVEKGWLPLFDFAYQGFARGLEEDAEGLRAFAAMHKELIVASSYSHNFGL
YNERVGACTLVAADSETVDRAFSQMKAAIRANYSNPPAHGASVVATILSN
DALRAIWEQELTDMRQRIQRMRQLFVNTLQEKGANRDFSFIIKQNGMFSF
SGLTKEQVLRLREEFGVYAVASGRVNVAGMTPDNMAPLCEAIVAVL
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 chain1aib Chain B Residue 411 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1aib Structural basis for the catalytic activity of aspartate aminotransferase K258H lacking the pyridoxal 5'-phosphate-binding lysine residue.
Resolution2.8 Å
Binding residue
(original residue number in PDB)		G108 T109 W140 D222 A224 Y225 S255 S257 R266
Binding residue
(residue number reindexed from 1)		G103 T104 W130 D211 A213 Y214 S243 S245 R254
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) W140 D222 A224 H258
Catalytic site (residue number reindexed from 1) W130 D211 A213 H246
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:1aib, PDBe:1aib, PDBj:1aib
PDBsum1aib
PubMed7819232
UniProtP00509|AAT_ECOLI Aspartate aminotransferase (Gene Name=aspC)

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