Structure of PDB 5kli Chain K Binding Site BS03

Receptor Information
>5kli Chain K (length=428) Species: 1063 (Cereibacter sphaeroides) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GIPHDHYEPRTGIEKWLHSRLPIVALAYDTIMIPTPRNLNWMWIWGVVLA
FCLVLQIVTGIVLAMHYTPHVDLAFASVEHIMRNVNGGFMLRYLHANGAS
LFFIAVYLHIFRGLYYGSYKAPREVTWIVGMLIYLAMMATAFMGYVLPWG
QMSFWGATVITGLFGAIPGIGHSIQTWLLGGPAVDNATLNRFFSLHYLLP
FVIAALVAIHIWAFHSTGNNNPTGVEVRRTSKAEAQKDTVPFWPYFIIKD
VFALAVVLLVFFAIVGFMPNYLGHPDNYIEANPLSTPAHIVPEWYFLPFY
AILRAFTADVWVVQIANFISFGIIDAKFFGVLAMFGAILVMALVPWLDTS
PVRSGRYRPMFKIYFWLLAADFVILTWVGAQQTTFPYDWISLIASAYWFA
YFLVILPILGAIEKPVAPPATIEEDFNA
Ligand information
Ligand IDSMA
InChIInChI=1S/C30H42O7/c1-10-18(2)13-11-12-14-22(33-6)21(5)29(36-9)19(3)15-16-23-20(4)27(31)26-24(34-7)17-25(35-8)28(32)30(26)37-23/h10-14,17,19,21-22,29,32H,15-16H2,1-9H3/b13-11+,14-12?,18-10+/t19-,21+,22-,29-/m0/s1
InChIKeyUZHDGDDPOPDJGM-WPPYOTIYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.2C/C=C(\C)/C=C/C=C[C@@H]([C@@H](C)[C@H]([C@@H](C)CCC1=C(C(=O)c2c(cc(c(c2O1)O)OC)OC)C)OC)OC
CACTVS 3.370CO[CH](C=CC=CC(C)=CC)[CH](C)[CH](OC)[CH](C)CCC1=C(C)C(=O)c2c(OC)cc(OC)c(O)c2O1
OpenEye OEToolkits 1.7.2CC=C(C)C=CC=CC(C(C)C(C(C)CCC1=C(C(=O)c2c(cc(c(c2O1)O)OC)OC)C)OC)OC
CACTVS 3.370CO[C@@H](\C=C\C=C\C(C)=C\C)[C@@H](C)[C@@H](OC)[C@@H](C)CCC1=C(C)C(=O)c2c(OC)cc(OC)c(O)c2O1
FormulaC30 H42 O7
NameSTIGMATELLIN A
ChEMBL
DrugBank
ZINC
PDB chain5kli Chain K Residue 1003 [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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PDB5kli Hydrogen Bonding to the Substrate Is Not Required for Rieske Iron-Sulfur Protein Docking to the Quinol Oxidation Site of Complex III.
Resolution2.996 Å
Binding residue
(original residue number in PDB)		M140 F144 M145 G158 V161 I162 P294 F298 Y302 M336
Binding residue
(residue number reindexed from 1)		M138 F142 M143 G156 V159 I160 P292 F296 Y300 M334
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H217 N221 K251 D252
Catalytic site (residue number reindexed from 1) H215 N219 K249 D250
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0008121 ubiquinol-cytochrome-c reductase activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
Biological Process
GO:0022904 respiratory electron transport chain
GO:1902600 proton transmembrane transport
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0045275 respiratory chain complex III

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5kli, PDBe:5kli, PDBj:5kli
PDBsum5kli
PubMed27758861
UniProtQ02761|CYB_CERSP Cytochrome b (Gene Name=petB)

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