Structure of PDB 4b8n Chain B Binding Site BS01

Receptor Information
>4b8n Chain B (length=90) Species: 696472 (Ostreococcus tauri virus 2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NRIKTINDHINPRDLSLTEIAKHNTEEDCWVIIKDIVYDLTKFLPDHPGG
KKAIILFAGKDATEEFDMLHPPNVLKKYLTPEVVLGPVKK
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 chain4b8n Chain B Residue 201 [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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PDB4b8n Functional and Structural Characterisation of a Viral Cytochrome B5.
Resolution1.95 Å
Binding residue
(original residue number in PDB)		F44 H48 P49 G50 A54 I55 F58 F67 L70 H71 V75 Y79
Binding residue
(residue number reindexed from 1)		F43 H47 P48 G49 A53 I54 F57 F66 L69 H70 V74 Y78
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0020037 heme binding
GO:0046872 metal ion binding
Cellular Component
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

View graph for
Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:4b8n, PDBe:4b8n, PDBj:4b8n
PDBsum4b8n
PubMed24100138
UniProtE4WM77

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