Structure of PDB 2r50 Chain D Binding Site BS01

Receptor Information
>2r50 Chain D (length=145) Species: 76912 (Zea mays subsp. parviglumis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VFGEEQEALVLKSWAVMKKDAANLGLRFFLKVFEIAPSAKQMFSEKNPKL
KTHAMSVFVMTCEAAAQLRKAGKVTVRETTLKRLGATHLRYGVADGHFEV
TGFALLETIKEALPADMWSLEMKKAWAEAYSQLVAAIKREMKPDA
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 chain2r50 Chain D Residue 168 [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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PDB2r50 The crystal structure of nonsymbiotic corn hemoglobin 1
Resolution2.2 Å
Binding residue
(original residue number in PDB)		K69 H73 R103 L104 T107 H108 Y111 V113 H117 F118 T121 Y150
Binding residue
(residue number reindexed from 1)		K49 H53 R83 L84 T87 H88 Y91 V93 H97 F98 T101 Y130
Annotation score4
Enzymatic activity
Enzyme Commision number 1.7.2.-
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm

View graph for
Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:2r50, PDBe:2r50, PDBj:2r50
PDBsum2r50
PubMed
UniProtQ9M593|HBL_ZEAMP Anaerobic nitrite reductase GLB1 (Gene Name=HB)

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