Structure of PDB 4hrt Chain B Binding Site BS02

Receptor Information
>4hrt Chain B (length=147) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RVAELANAVVSNADQKDLLRMSWGVLSVDMEGTGLMLMANLFKTSPSAKG
KFARLGDVSDNSKLRGHSITLMYALQNFVDALDDVERLKCVVEKFAVNHI
NRQISADEFGEIVGPLRQTLKARMGNYFDEDTVAAWASLVAVVQAAL
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 chain4hrt 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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PDB4hrt Tertiary and Quaternary Allostery in Tetrameric Hemoglobin from Scapharca inaequivalvis.
Resolution1.46 Å
Binding residue
(original residue number in PDB)		F53 R55 H71 L75 L79 F99 N102 H103 R106 I108 F113 I116
Binding residue
(residue number reindexed from 1)		F52 R54 H67 L71 L75 F95 N98 H99 R102 I104 F109 I112
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005344 oxygen carrier activity
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0001666 response to hypoxia
GO:0015671 oxygen transport

View graph for
Molecular Function
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Biological Process
External links
PDB RCSB:4hrt, PDBe:4hrt, PDBj:4hrt
PDBsum4hrt
PubMed23458680
UniProtP14822|GLB2B_ANAIN Globin-2 B chain

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