Structure of PDB 7tz6 Chain Q Binding Site BS01

Receptor Information
>7tz6 Chain Q (length=241) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SDLELHPPSYPWSHRGLLSSLDHTSIRRGFQVYKQVCSSCHSMDYVAYRH
LVGVCYTEDEAKALAEEVEVQDGPNEDGEMFMRPGKLSDYFPKPYPNPEA
ARAANNGALPPDLSYIVRARHGGEDYVFSLLTGYCEPPTGVSLREGLYFN
PYFPGQAIGMAPPIYNEVLEFDDGTPATMSQVAKDVCTFLRWAAEPEHDH
RKRMGLKMLLMMGLLLPLVYAMKRHKWSVLKSRKLAYRPPK
Ligand information
Ligand IDHEC
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,9-12H2,1-6H3,(H,39,40)(H,41,42);/q-4;+4/b21-7?,22-8?,26-13-,29-14-,30-15-,31-16-;
InChIKeyHXQIYSLZKNYNMH-LJNAALQVSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)CCC1=C(C2=CC6=C(C(=C/C)\C5=CC4=C(C(\C3=Cc7c(c(c8C=C1N2[Fe](N34)(N56)n78)CCC(=O)O)C)=C/C)C)C)C
OpenEye OEToolkits 1.5.0CC=C1C(=C2C=C3C(=CC)C(=C4N3[Fe]56N2C1=Cc7n5c(c(c7C)CCC(=O)O)C=C8N6C(=C4)C(=C8CCC(=O)O)C)C)C
CACTVS 3.341C\C=C1/C(=C2C=C3N4C(=Cc5n6c(C=C7N8C(=C(C)\C7=C/C)C=C1N2[Fe@@]468)c(C)c5CCC(O)=O)C(=C3C)CCC(O)=O)C
CACTVS 3.341CC=C1C(=C2C=C3N4C(=Cc5n6c(C=C7N8C(=C(C)C7=CC)C=C1N2[Fe]468)c(C)c5CCC(O)=O)C(=C3C)CCC(O)=O)C
FormulaC34 H34 Fe N4 O4
NameHEME C
ChEMBL
DrugBank
ZINC
PDB chain7tz6 Chain Q Residue 1001 [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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PDB7tz6 Structure of complex III with bound antimalarial agent CK-2-68 provides insights into selective inhibition of Plasmodium cytochrome bc 1 complexes.
Resolution2.88 Å
Binding residue
(original residue number in PDB)		C37 C40 H41 P110 R120 Y126 F153 M160
Binding residue
(residue number reindexed from 1)		C37 C40 H41 P110 R120 Y126 F153 M160
Annotation score1
Enzymatic activity
Enzyme Commision number 7.1.1.8: quinol--cytochrome-c reductase.
Gene Ontology
Molecular Function
GO:0009055 electron transfer activity
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:7tz6, PDBe:7tz6, PDBj:7tz6
PDBsum7tz6
PubMed37236355
UniProtP00125|CY1_BOVIN Cytochrome c1, heme protein, mitochondrial (Gene Name=CYC1)

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