Structure of PDB 3l71 Chain P Binding Site BS01

Receptor Information
>3l71 Chain P (length=379) Species: 9031 (Gallus gallus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APNIRKSHPLLKMINNSLIDLPAPSNISAWWNFGSLLAVCLMTQILTGLL
LAMHYTADTSLAFSSVAHTCRNVQYGWLIRNLHANGASFFFICIFLHIGR
GLYYGSYLYKETWNTGVILLLTLMATAFVGYVLPWGQMSFWGATVITNLF
SAIPYIGHTLVEWAWGGFSVDNPTLTRFFALHFLLPFAIAGITIIHLTFL
HESGSNNPLGISSDSDKIPFHPYYSFKDILGLTLMLTPFLTLALFSPNLL
GDPENFTPANPLVTPPHIKPEWYFLFAYAILRSIPNKLGGVLALAASVLI
LFLIPFLHKSKQRTMTFRPLSQTLFWLLVANLLILTWIGSQPVEHPFIII
GQMASLSYFTILLILFPTIGTLENKMLNY
Ligand information
Ligand IDHEM
InChIInChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain3l71 Chain P Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3l71 Famoxadone and related inhibitors bind like methoxy acrylate inhibitors in the Qo site of the BC1 compl and fix the rieske iron-sulfur protein in a positio close to but distinct from that seen with stigmatellin and other "DISTAL" Qo inhibitors.
Resolution2.84 Å
Binding residue
(original residue number in PDB)		Q45 G49 L50 L52 A53 R81 H84 T127 G131 L134 H183 F184 P187
Binding residue
(residue number reindexed from 1)		Q44 G48 L49 L51 A52 R80 H83 T126 G130 L133 H182 F183 P186
Annotation score1
Enzymatic activity
Enzyme Commision number 1.10.2.2: Transferred entry: 7.1.1.8.
Gene Ontology
Molecular Function
GO:0008121 ubiquinol-cytochrome-c reductase activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0006122 mitochondrial electron transport, ubiquinol to cytochrome c
GO:0006979 response to oxidative stress
GO:0022904 respiratory electron transport chain
GO:1902600 proton transmembrane transport
Cellular Component
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner 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:3l71, PDBe:3l71, PDBj:3l71
PDBsum3l71
PubMed
UniProtP18946|CYB_CHICK Cytochrome b (Gene Name=MT-CYB)

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