Structure of PDB 3zh0 Chain D Binding Site BS01

Receptor Information
>3zh0 Chain D (length=176) Species: 188937 (Methanosarcina acetivorans C2A) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MNLEDLKLLKEAVMFTAEDEEYIQKAGEVLEDQVEEILDTWYGFVGSHPH
LLYYFTSPDGTPNEKYLAAVRKRFSRWILDTSNRSYDQAWLDYQYEIGLR
HHRTKKNQTDNVESVPNIGYRYLVAFIYPITATMKPFLARKGHTPEEVEK
MYQAWFKATTLQVALWSYPYVKYGDF
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 chain3zh0 Chain D Residue 200 [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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PDB3zh0 Functional and Structural Role of the N-Terminal Extension in Methanosarcina Acetivorans Protoglobin.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		Y73 F74 Y85 V89 R92 F93 W96 Y112 R119 H120 K125 N126 I137 Y141 L142 F145 I149 V182 W185
Binding residue
(residue number reindexed from 1)		Y54 F55 Y66 V70 R73 F74 W77 Y93 R100 H101 K106 N107 I118 Y122 L123 F126 I130 V163 W166
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0019825 oxygen binding
GO:0020037 heme binding
GO:0046872 metal ion binding

View graph for
Molecular Function
External links
PDB RCSB:3zh0, PDBe:3zh0, PDBj:3zh0
PDBsum3zh0
PubMed23485914
UniProtQ8TLY9

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