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BioLiP

Structure of PDB 1i43 Chain D Binding Site BS03

Receptor Information
>1i43 Chain D (length=396) Species: 4097 (Nicotiana tabacum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
YASFLNSDGSVAIHAGERLGRGIVTDAITTPVVNTSAYFFNKTSELIDFK
EKRRASFEYGRYGNPTTVVLEEKISALEGAESTLLMASGMCASTVMLLAL
VPAGGHIVTTTDCYRKTRIFIETILPKMGITATVIDPADVGALELALNQK
KVNLFFTESPTNPFLRCVDIELVSKLCHEKGALVCIDGTFATPLNQKALA
LGADLVLHSATKFLGGHNDVLAGCISGPLKLVSEIRNLHHILGGALNPNA
AYLIIRGMKTLHLRVQQQNSTALRMAEILEAHPKVRHVYYPGLQSHPEHH
IAKKQMTGFGGAVSFEVDGDLLTTAKFVDALKIPYIAPSFGGCESIVDQP
AIMSYWDLSQSDRAKYGIMDNLVRFSFGVEDFDDLKADILQALDSI
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 chain1i43 Chain D Residue 500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB1i43 Crystal structures of cystathionine gamma-synthase inhibitor complexes rationalize the increased affinity of a novel inhibitor.
Resolution3.1 Å
Binding residue
(original residue number in PDB)		S137 G138 M139 Y163 D236 S258 T260 K261 F389
Binding residue
(residue number reindexed from 1)		S88 G89 M90 Y114 D187 S209 T211 K212 F340
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) R110 Y163 D236 K261
Catalytic site (residue number reindexed from 1) R61 Y114 D187 K212
Enzyme Commision number 4.2.99.9: Transferred entry: 2.5.1.48.
Gene Ontology
Molecular Function
GO:0003962 cystathionine gamma-synthase activity
GO:0030170 pyridoxal phosphate binding
Biological Process
GO:0009086 methionine biosynthetic process
GO:0019346 transsulfuration

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Molecular Function
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Biological Process
External links

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