Structure of PDB 2qd4 Chain B Binding Site BS01

Receptor Information
>2qd4 Chain B (length=359) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RKPKTGILMLNMGGPETLGDVHDFLLRLFLDRDLMTLPIQNKLAPFIAKR
RTPKIQEQYRRIGGGSPIKIWTSKQGEGMVKLLDELSPNTAPHKYYIGFR
YVHPLTEEAIEEMERDGLERAIAFTQYPQYSCSTTGSSLNAIYRYYNQVG
RKPTMKWSTIDRWPTHHLLIQCFADHILKELDHFPLEKRSEVVILFSAHS
LPMSVVNRGDPYPQEVSATVQKVMERLEYCNPYRLVWQSKVGPMPWLGPQ
TDESIKGLCERGRKNILLVPIAFTSDHIETLYELDIEYSQVLAKECGVEN
IRRAESLNGNPLFSKALADLVHSHIQSNELCSKQLTLSCPLCVNPVCRET
KSFFTSQQL
Ligand information
Ligand IDFES
InChIInChI=1S/2Fe.2S
InChIKeyNIXDOXVAJZFRNF-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04[Fe]1S[Fe]S1
CACTVS 3.341
OpenEye OEToolkits 1.5.0		S1[Fe]S[Fe]1
FormulaFe2 S2
NameFE2/S2 (INORGANIC) CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain2qd4 Chain B Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2qd4 A pi-Helix Switch Selective for Porphyrin Deprotonation and Product Release in Human Ferrochelatase.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		C696 R772 S902 C903 C906 C911
Binding residue
(residue number reindexed from 1)		C132 R208 S338 C339 C342 C347
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) M576 L592 L598 R664 Y665 H763 D840 E843 E847
Catalytic site (residue number reindexed from 1) M12 L28 L34 R100 Y101 H199 D276 E279 E283
Enzyme Commision number 4.98.1.1: protoporphyrin ferrochelatase.
Gene Ontology
Molecular Function
GO:0004325 ferrochelatase activity
Biological Process
GO:0006783 heme biosynthetic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:2qd4, PDBe:2qd4, PDBj:2qd4
PDBsum2qd4
PubMed17884090
UniProtP22830|HEMH_HUMAN Ferrochelatase, mitochondrial (Gene Name=FECH)

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