Structure of PDB 1tog Chain B Binding Site BS02

Receptor Information
>1tog 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]
MFENITATTADPILGLADLFRADERPGKIDLGIGVYKDETGKTPVLTSVK
KAEQYLLENETTKNYLGIDGIPEFGRCTQELLFGKGSALINDKRARTAQT
PGGSGALRVAADFLAKNTSVKRVWVSNPSWPNHKSVFNSAGLEVREYAYY
DAENHTLDFDALINSLNEAQAGDVVLFHGCCHNPTGIDPTLEQWQTLAQL
SVEKGWLPLFDFAYQGFARGLEEDAEGLRAFAAMHKELIVASSYSKNFAL
YNERVGACTLVAADSETVDRAFGQMKAAIRDNYSSPPAHGASVVATILSN
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 chain1tog Chain B Residue 410 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1tog Narrowing substrate specificity in a directly evolved enzyme: the A293D mutant of aspartate aminotransferase
Resolution2.31 Å
Binding residue
(original residue number in PDB)		L18 I37 G38 W140 X258 R386
Binding residue
(residue number reindexed from 1)		L14 I33 G34 W130 X246 R374
Annotation score1
Binding affinityMOAD: Kd=0.6mM
PDBbind-CN: -logKd/Ki=3.22,Kd=0.6mM
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

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1tog, PDBe:1tog, PDBj:1tog
PDBsum1tog
PubMed15461450
UniProtP00509|AAT_ECOLI Aspartate aminotransferase (Gene Name=aspC)

[Back to BioLiP]