Structure of PDB 6iyh Chain B Binding Site BS01

Receptor Information
>6iyh Chain B (length=145) Species: 61968 (Acipenser persicus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EWTDSERFAITTLWAKVNVESVGAQALVRLLVVYPWTQRYFGAFGNISDA
AAIAGNAQVHAHGKTVLDSVGNAIAHMDDVADAFTALSTFHSETLHVDPD
NFQHFGDCLSIVLAATFGTAYTPDVQAAWQKMIAVIISALSKEYH
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 chain6iyh Chain B Residue 201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6iyh Novel X-ray sequences and crystal structures of Persian and Starry sturgeon methemoglobins: Highlighting the role of heme pocket waters in causing autoxidation.
Resolution1.7 Å
Binding residue
(original residue number in PDB)
T38 Y41 F42 H63 S70 L88 H92 L96 N102 F103 F106 L141
Binding residue
(residue number reindexed from 1)
T37 Y40 F41 H62 S69 L87 H91 L95 N101 F102 F105 L140
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0005344 oxygen carrier activity
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0031720 haptoglobin binding
GO:0043177 organic acid binding
GO:0046872 metal ion binding
Biological Process
GO:0015671 oxygen transport
GO:0042744 hydrogen peroxide catabolic process
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005833 hemoglobin complex
GO:0031838 haptoglobin-hemoglobin complex
GO:0072562 blood microparticle

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:6iyh, PDBe:6iyh, PDBj:6iyh
PDBsum6iyh
PubMed30904680
UniProtA0A1X8XL86

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