Structure of PDB 1cig Chain A Binding Site BS01

Receptor Information
>1cig Chain A (length=108) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TEFKAGSAKKGATLFKTRCLQCHTVEKGGPHKVGPNLHGIFGAHSGQAEG
YSYTDAIIKKNVLWDENNMSEYLTNPKKYIPGTKMAFGGLKKEKDRNDLI
TYLKKAAE
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 chain1cig Chain A Residue 104 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1cig Structural and functional effects of multiple mutations at distal sites in cytochrome c.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		R13 C14 C17 H18 G29 L32 I35 S40 Y48 T49 I52 W59 M64 Y67 T78 K79 M80 F82
Binding residue
(residue number reindexed from 1)		R18 C19 C22 H23 G34 L37 I40 S45 Y53 T54 I57 W64 M69 Y72 T83 K84 M85 F87
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0009055 electron transfer activity
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:1901612 cardiolipin binding
Biological Process
GO:0006122 mitochondrial electron transport, ubiquinol to cytochrome c
GO:0006123 mitochondrial electron transport, cytochrome c to oxygen
Cellular Component
GO:0005739 mitochondrion
GO:0005758 mitochondrial intermembrane space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1cig, PDBe:1cig, PDBj:1cig
PDBsum1cig
PubMed7711047
UniProtP00044|CYC1_YEAST Cytochrome c isoform 1 (Gene Name=CYC1)

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