Structure of PDB 1b3r Chain D Binding Site BS01

Receptor Information
>1b3r Chain D (length=428) Species: 10116 (Rattus norvegicus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LPYKVADIGLAAWGRKALDIAENEMPGLMRMREMYSASKPLKGARIAGCL
HMTVETAVLIETLVALGAEVRWSSCNIFSTQDHAAAAIAKAGIPVFAWKG
ETDEEYLWCIEQTLHFKDGPLNMILDDGGDLTNLIHTKHPQLLSGIRGIS
EETTTGVHNLYKMMANGILKVPAINVNDSVTKSKFDNLYGCRESLIDGIK
RATDVMIAGKVAVVAGYGDVGKGCAQALRGFGARVIITEIDPINALQAAM
EGYEVTTMDEACKEGNIFVTTTGCVDIILGRHFEQMKDDAIVCNIGHFDV
EIDVKWLNENAVEKVNIKPQVDRYLLKNGHRIILLAEGRLVNLGCAMGHP
SFVMSNSFTNQVMAQIELWTHPDKYPVGVHFLPKKLDEAVAEAHLGKLNV
KLTKLTEKQAQYLGMPINGPFKPDHYRY
Ligand information
Ligand IDNAD
InChIInChI=1S/C21H27N7O14P2/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(32)14(30)11(41-21)6-39-44(36,37)42-43(34,35)38-5-10-13(29)15(31)20(40-10)27-3-1-2-9(4-27)18(23)33/h1-4,7-8,10-11,13-16,20-21,29-32H,5-6H2,(H5-,22,23,24,25,33,34,35,36,37)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
InChIKeyBAWFJGJZGIEFAR-NNYOXOHSSA-N
SMILES
SoftwareSMILES
CACTVS 3.341NC(=O)c1ccc[n+](c1)[C@@H]2O[C@H](CO[P]([O-])(=O)O[P@](O)(=O)OC[C@H]3O[C@H]([C@H](O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)C2C(C(C(O2)COP(=O)([O-])OP(=O)(O)OCC3C(C(C(O3)n4cnc5c4ncnc5N)O)O)O)O)C(=O)N
CACTVS 3.341NC(=O)c1ccc[n+](c1)[CH]2O[CH](CO[P]([O-])(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@@](=O)([O-])O[P@@](=O)(O)OC[C@@H]3[C@H]([C@H]([C@@H](O3)n4cnc5c4ncnc5N)O)O)O)O)C(=O)N
FormulaC21 H27 N7 O14 P2
NameNICOTINAMIDE-ADENINE-DINUCLEOTIDE
ChEMBLCHEMBL1234613
DrugBankDB14128
ZINC
PDB chain1b3r Chain C Residue 432 [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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PDB1b3r Crystal structure of S-adenosylhomocysteine hydrolase from rat liver.
Resolution2.8 Å
Binding residue
(original residue number in PDB)		K425 Y429
Binding residue
(residue number reindexed from 1)		K422 Y426
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) H54 S77 S82 D130 E155 N180 K185 D189 N190 C194 H300 H352 S360 Q364
Catalytic site (residue number reindexed from 1) H51 S74 S79 D127 E152 N177 K182 D186 N187 C191 H297 H349 S357 Q361
Enzyme Commision number 3.13.2.1: adenosylhomocysteinase.
Gene Ontology
Molecular Function
GO:0004013 adenosylhomocysteinase activity
GO:0005507 copper ion binding
GO:0016787 hydrolase activity
GO:0030554 adenyl nucleotide binding
GO:0042802 identical protein binding
GO:0051287 NAD binding
GO:0098604 adenosylselenohomocysteinase activity
Biological Process
GO:0001666 response to hypoxia
GO:0002439 chronic inflammatory response to antigenic stimulus
GO:0006730 one-carbon metabolic process
GO:0007584 response to nutrient
GO:0019510 S-adenosylhomocysteine catabolic process
GO:0033353 S-adenosylmethionine cycle
GO:0042745 circadian sleep/wake cycle
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005829 cytosol
GO:0042470 melanosome

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1b3r, PDBe:1b3r, PDBj:1b3r
PDBsum1b3r
PubMed10387078
UniProtP10760|SAHH_RAT Adenosylhomocysteinase (Gene Name=Ahcy)

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