Structure of PDB 2ri4 Chain D Binding Site BS01

Receptor Information
>2ri4 Chain D (length=144) Species: 9925 (Capra hircus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MLTAEEKAAVTGFWGKVKVDEVGAEALGRLLVVYPWTQRFFEHFGDLSSA
DAVMNNAKVKAHGKKVLDSFSNGMKHLDDLKGTFAQLSELHCDKLHVDPE
NFKLLGNVLVVVLARHHGSEFTPLLQAEFQKVVAGVANALAHRY
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 chain2ri4 Chain D Residue 147 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2ri4 Crystallization of sheep (Ovis aries) and goat (Capra hircus) haemoglobins under unbuffered low-salt conditions
Resolution2.7 Å
Binding residue
(original residue number in PDB)		F41 F42 H63 K66 V67 F71 H92 L96 V98 N102 L106 L141
Binding residue
(residue number reindexed from 1)		F40 F41 H62 K65 V66 F70 H91 L95 V97 N101 L105 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:0031721 hemoglobin alpha 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:2ri4, PDBe:2ri4, PDBj:2ri4
PDBsum2ri4
PubMed
UniProtP02077|HBBA_CAPHI Hemoglobin subunit beta-A

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