Structure of PDB 2cll Chain B Binding Site BS01

Receptor Information
>2cll Chain B (length=393) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTLLNPYFGEFGGMYVPQILMPALNQLEEAFVSAQKDPEFQAQFADLLKN
YAGRPTALTKCQNITAGTRTTLYLKREDLLHGGAHKTNQVLGQALLAKRM
GKSEIIAETGAGQHGVASALASALLGLKCRIYMGAKDVERQSPNVFRMRL
MGAEVIPVHSGSATLKDACNEALRDWSGSYETAHYMLGTAAGPHPYPTIV
REFQRMIGEETKAQILDKEGRLPDAVIACVGGGSNAIGMFADFINDTSVG
LIGVEPGGHGIETGEHGAPLKHGRVGIYFGMKAPMMQTADGQIEESYSIS
AGLDFPSVGPQHAYLNSIGRADYVSITDDEALEAFKTLCRHEGIIPALES
SHALAHALKMMREQPEKEQLLVVNLSGRGDKDIFTVHDILKAR
Ligand information
Ligand IDPLS
InChIInChI=1S/C11H17N2O8P/c1-6-10(15)8(3-13-9(4-14)11(16)17)7(2-12-6)5-21-22(18,19)20/h2,9,13-15H,3-5H2,1H3,(H,16,17)(H2,18,19,20)/t9-/m0/s1
InChIKeyODVKKQWXKRZJLG-VIFPVBQESA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0Cc1c(c(c(cn1)COP(=O)(O)O)CNC(CO)C(=O)O)O
OpenEye OEToolkits 1.5.0Cc1c(c(c(cn1)COP(=O)(O)O)CN[C@@H](CO)C(=O)O)O
ACDLabs 10.04O=C(O)C(NCc1c(cnc(c1O)C)COP(=O)(O)O)CO
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(CN[CH](CO)C(O)=O)c1O
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(CN[C@@H](CO)C(O)=O)c1O
FormulaC11 H17 N2 O8 P
Name[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-SERINE;
PYRIDOXYL-SERINE-5-MONOPHOSPHATE
ChEMBL
DrugBank
ZINCZINC000002047254
PDB chain2cll Chain B Residue 1395 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2cll Allosteric Regulation of Substrate Channeling in Tryptophan Synthase: Modulation of the L-Serine Reaction in Stage I of the Beta-Reaction by Alpha-Site Ligands.
Resolution1.6 Å
Binding residue
(original residue number in PDB)		H86 K87 T110 G111 A112 Q114 H115 T190 G232 G234 S235 N236 G303 D305 E350 S377
Binding residue
(residue number reindexed from 1)		H85 K86 T109 G110 A111 Q113 H114 T189 G231 G233 S234 N235 G302 D304 E349 S376
Annotation score1
Enzymatic activity
Enzyme Commision number 4.2.1.20: tryptophan synthase.
Gene Ontology
Molecular Function
GO:0004834 tryptophan synthase activity
GO:0005515 protein binding
GO:0016829 lyase activity
GO:0042802 identical protein binding
Biological Process
GO:0000162 tryptophan biosynthetic process
GO:0006568 tryptophan metabolic process
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2cll, PDBe:2cll, PDBj:2cll
PDBsum2cll
PubMed17559232
UniProtP0A2K1|TRPB_SALTY Tryptophan synthase beta chain (Gene Name=trpB)

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