Structure of PDB 1ssq Chain D Binding Site BS01

Receptor Information
>1ssq Chain D (length=257) Species: 727 (Haemophilus influenzae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MNLDVWQHIRQEAKELAENEPMLASFFHSTILKHQNLGGALSYLLANKLA
NPIMPAISLREIIEEAYQSNPSIIDCAACDIQAVRHRDPAVELWSTPLLY
LKGFHAIQSYRITHYLWNQNRKSLALYLQNQISVAFDVDIHPAAKIGHGI
MFDHATGIVVGETSVIENDVSILQGVTLGGTGKESGDRHPKVREGVMIGA
GAKILGNIEVGKYAKIGANSVVLNPVPEYATAAGVPARIVSQDKAAKPAF
DMNQYFI
Ligand information
Ligand IDCYS
InChIInChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
InChIKeyXUJNEKJLAYXESH-REOHCLBHSA-N
SMILES
SoftwareSMILES
CACTVS 3.341N[CH](CS)C(O)=O
OpenEye OEToolkits 1.5.0C([C@@H](C(=O)O)N)S
CACTVS 3.341N[C@@H](CS)C(O)=O
ACDLabs 10.04O=C(O)C(N)CS
OpenEye OEToolkits 1.5.0C(C(C(=O)O)N)S
FormulaC3 H7 N O2 S
NameCYSTEINE
ChEMBLCHEMBL863
DrugBankDB00151
ZINCZINC000000895042
PDB chain1ssq Chain A Residue 2001 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ssq Structure of Serine Acetyltransferase in Complexes with CoA and its Cysteine Feedback Inhibitor
Resolution1.85 Å
Binding residue
(original residue number in PDB)		D88 D153 H154
Binding residue
(residue number reindexed from 1)		D88 D153 H154
Annotation score2
Enzymatic activity
Enzyme Commision number 2.3.1.30: serine O-acetyltransferase.
Gene Ontology
Molecular Function
GO:0009001 serine O-acetyltransferase activity
GO:0016740 transferase activity
GO:0016746 acyltransferase activity
Biological Process
GO:0006535 cysteine biosynthetic process from serine
GO:0019344 cysteine biosynthetic process
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:1ssq, PDBe:1ssq, PDBj:1ssq
PDBsum1ssq
PubMed15147185
UniProtP43886|CYSE_HAEIN Serine acetyltransferase (Gene Name=cysE)

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