Structure of PDB 2zzc Chain A Binding Site BS01

Receptor Information
>2zzc Chain A (length=485) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SYDYDLIIIGGGSGGLAAAKEAAQYGKKVMVLDFVTPTPLGTRWGLGGTC
VNVGCIPKKLMHQAALLGQALQDSRNYGWKVEETVKHDWDRMIEAVQNHI
GSLNWGYRVALREKKVVYENAYGQFIGPHRIKATNNKGKEKIYSAERFLI
ATGERPRYLGIPGDKEYCISSDDLFSLPYCPGKTLVVGASYVALECAGFL
AGIGLDVTVMVRSILLRGFDQDMANKIGEHMEEHGIKFIRQFVPIKVEQI
EAGTPGRLRVVAQSTNSEEIIEGEYNTVMLAIGRDACTRKIGLETVGVKI
NEKTGKIPVTDEEQTNVPYIYAIGDILEDKVELTPVAIQAGRLLAQRLYA
GSTVKCDYENVPTTVFTPLEYGACGLSEEKAVEKFGEENIEVYHSYFWPL
EWTIPSRDNNKCYAKIICNTKDNERVVGFHVLGPNAGEVTQGFAAALKCG
LTKKQLDSTIGIHPVCAEVFTTLSVTKRSGASILQ
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 chain2zzc Chain A Residue 900 [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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PDB2zzc Terpyridine-platinum(II) complexes are effective inhibitors of mammalian topoisomerases and human thioredoxin reductase 1.
Resolution2.6 Å
Binding residue
(original residue number in PDB)		I18 S22 G23 L41 D42 F43 T58 G63 C64 K67 Y131 G132 T161 G162 R293 G333 D334 E341 L342 T343
Binding residue
(residue number reindexed from 1)		I9 S13 G14 L32 D33 F34 T49 G54 C55 K58 Y122 G123 T152 G153 R284 G324 D325 E332 L333 T334
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) L55 C59 C64 K67 Y200 E204 G470 H472 E477
Catalytic site (residue number reindexed from 1) L46 C50 C55 K58 Y191 E195 G461 H463 E468
Enzyme Commision number 1.11.1.2: NADPH peroxidase.
1.8.1.9: thioredoxin-disulfide reductase.
Gene Ontology
Molecular Function
GO:0004791 thioredoxin-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:0045454 cell redox homeostasis

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:2zzc, PDBe:2zzc, PDBj:2zzc
PDBsum2zzc
PubMed19525010
UniProtQ16881|TRXR1_HUMAN Thioredoxin reductase 1, cytoplasmic (Gene Name=TXNRD1)

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