Structure of PDB 1gxf Chain B Binding Site BS02

Receptor Information
>1gxf Chain B (length=483) Species: 5693 (Trypanosoma cruzi) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IFDLVVIGAGSGGLEAAWNAATLYKKRVAVIDVQMVHGPPFFSALGGTCV
NVGCVPKKLMVTGAQYMEHLRESAGFGWEFDRTTLRAEWKNLIAVKDEAV
LNINKSYDEMFRDTEGLEFFLGWGSLESKNVVNVRESADPASAVKERLET
EHILLASGSWPHMPNIPGIEHCISSNEAFYLPEPPRRVLTVGGGFISVEF
AGIFNAYKPKDGQVTLCYRGEMILRGFDHTLREELTKQLTANGIQILTKE
NPAKVELNADGSKSVTFESGKKMDFDLVMMAIGRSPRTKDLQLQNAGVMI
KNGGVQVDEYSRTNVSNIYAIGDVTNRVMLTPVAINEAAALVDTVFGTTP
RKTDHTRVASAVFSIPPIGTCGLIEEVASKRYEVVAVYLSSFTPLMHKVS
GSKYKTFVAKIITNHSDGTVLGVHLLGDNAPEIIQGIGICLKLNAKISDF
YNTIGVHPTSAEELCSMRTPSYYYVKGEKMEKP
Ligand information
Ligand IDFAD
InChIInChI=1S/C27H33N9O15P2/c1-10-3-12-13(4-11(10)2)35(24-18(32-12)25(42)34-27(43)33-24)5-14(37)19(39)15(38)6-48-52(44,45)51-53(46,47)49-7-16-20(40)21(41)26(50-16)36-9-31-17-22(28)29-8-30-23(17)36/h3-4,8-9,14-16,19-21,26,37-41H,5-7H2,1-2H3,(H,44,45)(H,46,47)(H2,28,29,30)(H,34,42,43)/t14-,15+,16+,19-,20+,21+,26+/m0/s1
InChIKeyVWWQXMAJTJZDQX-UYBVJOGSSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[C@H](O)[C@H](O)[C@H](O)CO[P@](O)(=O)O[P@@](O)(=O)OC[C@H]4O[C@H]([C@H](O)[C@@H]4O)n5cnc6c(N)ncnc56)c2cc1C
OpenEye OEToolkits 1.5.0Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(COP(=O)(O)OP(=O)(O)OCC4C(C(C(O4)n5cnc6c5ncnc6N)O)O)O)O)O
OpenEye OEToolkits 1.5.0Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](CO[P@@](=O)(O)O[P@](=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)n5cnc6c5ncnc6N)O)O)O)O)O
CACTVS 3.341Cc1cc2N=C3C(=O)NC(=O)N=C3N(C[CH](O)[CH](O)[CH](O)CO[P](O)(=O)O[P](O)(=O)OC[CH]4O[CH]([CH](O)[CH]4O)n5cnc6c(N)ncnc56)c2cc1C
ACDLabs 10.04O=C2C3=Nc1cc(c(cc1N(C3=NC(=O)N2)CC(O)C(O)C(O)COP(=O)(O)OP(=O)(O)OCC6OC(n5cnc4c(ncnc45)N)C(O)C6O)C)C
FormulaC27 H33 N9 O15 P2
NameFLAVIN-ADENINE DINUCLEOTIDE
ChEMBLCHEMBL1232653
DrugBankDB03147
ZINCZINC000008215434
PDB chain1gxf Chain B Residue 1492 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1gxf Two Interacting Binding Sites for Quinacrine Derivatives in the Active Site of Trypanothione Reductase: A Template for Drug Design
Resolution2.7 Å
Binding residue
(original residue number in PDB)		I11 G12 G14 D36 V37 S47 G51 T52 G57 C58 K61 G128 S161 G162 R288 R291 G326 D327 M333 L334 T335
Binding residue
(residue number reindexed from 1)		I7 G8 G10 D32 V33 S43 G47 T48 G53 C54 K57 G124 S157 G158 R284 R287 G322 D323 M329 L330 T331
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) S15 L49 C53 C58 K61 R86 T87 F199 E203 I339 G459 H461 E466 E485 K486
Catalytic site (residue number reindexed from 1) S11 L45 C49 C54 K57 R82 T83 F195 E199 I335 G455 H457 E462 E481 K482
Enzyme Commision number 1.8.1.12: trypanothione-disulfide reductase.
Gene Ontology
Molecular Function
GO:0004362 glutathione-disulfide reductase (NADPH) activity
GO:0015036 disulfide oxidoreductase activity
GO:0015042 trypanothione-disulfide reductase (NADPH) activity
GO:0016491 oxidoreductase activity
GO:0016668 oxidoreductase activity, acting on a sulfur group of donors, NAD(P) as acceptor
GO:0050660 flavin adenine dinucleotide binding
Biological Process
GO:0006749 glutathione metabolic process
GO:0034599 cellular response to oxidative stress
GO:0045454 cell redox homeostasis
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005829 cytosol

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1gxf, PDBe:1gxf, PDBj:1gxf
PDBsum1gxf
PubMed15102853
UniProtP28593|TYTR_TRYCR Trypanothione reductase (Gene Name=TPR)

[Back to BioLiP]