Structure of PDB 4aao Chain B Binding Site BS02

Receptor Information
>4aao Chain B (length=305) Species: 243231 (Geobacter sulfurreducens PCA) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EDVMKRAQGLFKPIPAKPPVMKDNPASPSRVELGRMLFFDPRLSASHLIS
CNTCHNVGLGGTDILETSGPRNSPTVLNAVYNIAQFWDGRAEDLAAQAKG
PVQASVEMNNKPENLVATLKSIPGYPPLFRKAFPGQGDPVTFDNVAKAIE
VFEATLVTPDAPFDKYLKGNRKAISSTAEQGLALFLDKGCAACHSGVNMG
GTGYFPFGVREDGRYKVTSTAADKYVFRSPSLRNVAITMPYFHSGKVWKL
KDAVKIMGSAQLGISITDADADKIVTFLNTLTGAQPKVMHPVLPPNSDDT
PRPVS
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 chain4aao Chain B Residue 401 [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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PDB4aao Maca is a Second Cytochrome C Peroxidase of Geobacter Sulfurreducens.
Resolution2.3 Å
Binding residue
(original residue number in PDB)		C219 C222 H223 F234 R268 S269 P270 L272 Y281 F282 H283 M297
Binding residue
(residue number reindexed from 1)		C190 C193 H194 F205 R228 S229 P230 L232 Y241 F242 H243 M257
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) E136
Catalytic site (residue number reindexed from 1) E107
Enzyme Commision number 1.11.1.5: cytochrome-c peroxidase.
Gene Ontology
Molecular Function
GO:0004130 cytochrome-c peroxidase activity
GO:0004601 peroxidase activity
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4aao, PDBe:4aao, PDBj:4aao
PDBsum4aao
PubMed22417533
UniProtQ74FY6

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