Structure of PDB 1xjk Chain B Binding Site BS03

Receptor Information
>1xjk Chain B (length=608) Species: 2336 (Thermotoga maritima) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MKLSDLISRWIDVEPSKNAQIILRDRYFMKDLDGNYLETKWEDVARRVAR
VVATAELLNPSYKKNEKLDRIKEWEDIFFRVLKARLFIPNSPTLFNAGLG
VKHDLLWKPIDQMTLEDYEEIYRSRNHLHMLSACFVVPVGDSIEEIFEAV
KEYALITKVGGGVGSNFSELRPKGSFVAGTHGKASGPVSFMHVFNSAISV
VKQALMGILNINHPDIEEFIDAKKEAVLNFFNLSVGFPMDKKEILKLYEE
DGELELSHPRSTIRKKVKIRELFRKIATNAWKSGDPGLAFLGEMNKYYPL
YPHRKINSTNPCGEIGLSDYEACNLGSIDVAKFYNNGFVDLEALQELVQI
AVRFLDNVIDVNVFPIDKITKAVKESRRLGLGIMGFADLLYKLEIPYNSQ
EARDFAANLMAFIALHAHRTSYELGKEKGNFPLLEISRYRTEDNFVPFAM
GMSNYDDEIREVMKMTKEFRRNVALLTIAPTGSISNIADTSSGLEPNFLL
AYTRVNQVLREKLNPEILKRIEKELIEKGSLKDIPDVPEKIKKVFVVALD
IDPMDHLLMQDAFQRYVDNNISKTINMPQSATVDDVLNVYLEALRTNVRG
ITVYRDGS
Ligand information
Ligand IDDGT
InChIInChI=1S/C10H16N5O13P3/c11-10-13-8-7(9(17)14-10)12-3-15(8)6-1-4(16)5(26-6)2-25-30(21,22)28-31(23,24)27-29(18,19)20/h3-6,16H,1-2H2,(H,21,22)(H,23,24)(H2,18,19,20)(H3,11,13,14,17)/t4-,5+,6+/m0/s1
InChIKeyHAAZLUGHYHWQIW-KVQBGUIXSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc2c(n1C3CC(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)N=C(NC2=O)N
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[CH]3C[CH](O)[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)O3
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[C@H]3C[C@H](O)[C@@H](CO[P@](O)(=O)O[P@](O)(=O)O[P](O)(O)=O)O3
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c2N=C(N)NC1=O)CC3O
OpenEye OEToolkits 1.5.0c1nc2c(n1[C@H]3C[C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@@](=O)(O)OP(=O)(O)O)O)N=C(NC2=O)N
FormulaC10 H16 N5 O13 P3
Name2'-DEOXYGUANOSINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL477486
DrugBankDB02181
ZINCZINC000008215755
PDB chain1xjk Chain B Residue 1004 [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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PDB1xjk Structural mechanism of allosteric substrate specificity regulation in a ribonucleotide reductase.
Resolution2.12 Å
Binding residue
(original residue number in PDB)		D141 S142 I143 R171 V177 A178 S185
Binding residue
(residue number reindexed from 1)		D141 S142 I143 R171 V177 A178 S185
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) C134 N320 C322 E324 C333 T626 V627
Catalytic site (residue number reindexed from 1) C134 N310 C312 E314 C323 T602 V603
Enzyme Commision number 1.17.4.1: ribonucleoside-diphosphate reductase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0004748 ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor
GO:0005524 ATP binding
GO:0031419 cobalamin binding
Biological Process
GO:0009263 deoxyribonucleotide biosynthetic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1xjk, PDBe:1xjk, PDBj:1xjk
PDBsum1xjk
PubMed15475969
UniProtO33839

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