Structure of PDB 6i43 Chain A Binding Site BS01

Receptor Information
>6i43 Chain A (length=362) Species: 100226 (Streptomyces coelicolor A3(2)) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GSAVPFHGAHQAGIATPVQDRLHFAAFDVTTEDRAAFVALLKEWTAAARR
LTAGHAVGEGAYGGLPEAPPDDTGEALGLKPSRLTLTIGFGPSLFTRFGL
ADLRPEALADLPKFPGDNLDRARSGGDLCVQACADDPQVAVHAIRNLARI
GFGKVVVRWSQLGFGKTSSTTPDKQTPRNLLGFKDGTRNIAGTEKDRLDR
FVWAAEKDGTPWMTGGSYLVARRIRMHIETWDRASLQEQEDVFGRDKGEG
APVGKAKERDEPFLKAMKPDAHVRLAHPDSNGGATLLRRGYSFTDGTDGL
GRLDAGLFFLAYQRDIRTGFVPVQRNLATDALNEYIQHVGSAVFAVPPGV
RDADDWWGSTLF
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 chain6i43 Chain A Residue 501 [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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PDB6i43 Dose-resolved serial synchrotron and XFEL structures of radiation-sensitive metalloproteins.
Resolution1.88 Å
Binding residue
(original residue number in PDB)
K238 D239 G240 T241 R242 M280 F297 H326 A330 H331 R342 F363 F374 Q378 L386
Binding residue
(residue number reindexed from 1)
K184 D185 G186 T187 R188 M226 F243 H272 A276 H277 R288 F309 F320 Q324 L332
Annotation score4
Enzymatic activity
Enzyme Commision number 1.11.1.-
4.98.1.1: protoporphyrin ferrochelatase.
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0020037 heme binding
Biological Process
GO:0033212 iron import into cell

View graph for
Molecular Function

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Biological Process
External links
PDB RCSB:6i43, PDBe:6i43, PDBj:6i43
PDBsum6i43
PubMed31316799
UniProtQ9RKQ2

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