Structure of PDB 1bcc Chain C Binding Site BS01

Receptor Information
>1bcc Chain C (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 chain1bcc Chain C Residue 381 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1bcc Electron transfer by domain movement in cytochrome bc1.
Resolution3.16 Å
Binding residue
(original residue number in PDB)		Q45 G49 L50 A53 R81 H84 G131 L134 P135 H183 F184 P187
Binding residue
(residue number reindexed from 1)		Q44 G48 L49 A52 R80 H83 G130 L133 P134 H182 F183 P186
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H202 S206 K228 D229 E272
Catalytic site (residue number reindexed from 1) H201 S205 K227 D228 E271
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:1bcc, PDBe:1bcc, PDBj:1bcc
PDBsum1bcc
PubMed9565029
UniProtP18946|CYB_CHICK Cytochrome b (Gene Name=MT-CYB)

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