Structure of PDB 1kl7 Chain A Binding Site BS01

Receptor Information
>1kl7 Chain A (length=509) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PNASQVYRSTRSSSPKTISFEEAIIQGLATDGGLFIPPTIPQVDQATLFN
DWSKLSFQDLAFAIMRLYIAQEEIPDADLKDLIKRSYSTFRSDEVTPLVQ
NVTGDKENLHILELFHGPTYAFKDVALQFVGNLFEYFLQRTNANLPEGEK
KQITVVGATSGDTGSAAIYGLRGKKDVSVFILYPTGRISPIQEEQMTTVP
DENVQTLSVTGTFDNCQDIVKAIFGDKEFNHNVGAVNSINWARILAQMTY
YFYSFFQATNGKDSKKVKFVVPSGNFGDILAGYFAKKMGLPIEKLAIATN
ENDILDRFLKSGLYERSDKVAATLSPAMDILISSNFERLLWYLAREYLAN
GDDLKAGEIVNNWFQELKTNGKFQVDKSIIEGASKDFTSERVSNEETSET
IKKIYESSVNPKHYILDPHTAVGVCATERLIAKDNDKSIQYISLSTAHPA
KFADAVNNALSGFSNYSFEKDVLPEELKKLSTLKKKLKFIERADVELVKN
AIEEELAKM
Ligand information
Ligand IDPLP
InChIInChI=1S/C8H10NO6P/c1-5-8(11)7(3-10)6(2-9-5)4-15-16(12,13)14/h2-3,11H,4H2,1H3,(H2,12,13,14)
InChIKeyNGVDGCNFYWLIFO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(C=O)c1O
OpenEye OEToolkits 1.5.0Cc1c(c(c(cn1)COP(=O)(O)O)C=O)O
ACDLabs 10.04O=P(O)(O)OCc1cnc(c(O)c1C=O)C
FormulaC8 H10 N O6 P
NamePYRIDOXAL-5'-PHOSPHATE;
VITAMIN B6 Phosphate
ChEMBLCHEMBL82202
DrugBankDB00114
ZINCZINC000001532514
PDB chain1kl7 Chain A Residue 1400 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1kl7 Structure and function of threonine synthase from yeast.
Resolution2.7 Å
Binding residue
(original residue number in PDB)		F123 K124 S276 G277 N278 D281 A330 H422 T449
Binding residue
(residue number reindexed from 1)		F122 K123 S273 G274 N275 D278 A327 H419 T446
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) K124
Catalytic site (residue number reindexed from 1) K123
Enzyme Commision number 4.2.3.1: threonine synthase.
Gene Ontology
Molecular Function
GO:0004795 threonine synthase activity
GO:0016829 lyase activity
GO:0030170 pyridoxal phosphate binding
Biological Process
GO:0006520 amino acid metabolic process
GO:0009088 threonine biosynthetic process
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm

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Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1kl7, PDBe:1kl7, PDBj:1kl7
PDBsum1kl7
PubMed11756443
UniProtP16120|THRC_YEAST Threonine synthase (Gene Name=THR4)

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