Structure of PDB 1hrk Chain B

Receptor sequence
>1hrkB (length=359) Species: 9606 (Homo sapiens) [Search protein sequence]
RKPKTGILMLNMGGPETLGDVHDFLLRLFLDRDLMTLPIQNKLAPFIAKR
LTPKIQEQYRRIGGGSPIKIWTSKQGEGMVKLLDELSPNTAPHKYYIGFR
YVHPLTEEAIEEMERDGLERAIAFTQYPQYSCSTTGSSLNAIYRYYNQVG
RKPTMKWSTIDRWPTHHLLIQCFADHILKELDHFPLEKRSEVVILFSAHS
LPMSVVNRGDPYPQEVSATVQKVMERLEYCNPYRLVWQSKVGPMPWLGPQ
TDESIKGLCERGRKNILLVPIAFTSDHIETLYELDIEYSQVLAKECGVEN
IRRAESLNGNPLFSKALADLVHSHIQSNELCSKQLTLSCPLCVNPVCRET
KSFFTSQQL
3D structure
PDB1hrk The 2.0 A structure of human ferrochelatase, the terminal enzyme of heme biosynthesis.
ChainB
Resolution2.0 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) M76 L92 L98 R164 Y165 H263 D340 E343 E347
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.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 FES B C196 R272 S402 C403 C406 C411 C132 R208 S338 C339 C342 C347
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:1hrk, PDBe:1hrk, PDBj:1hrk
PDBsum1hrk
PubMed11175906
UniProtP22830|HEMH_HUMAN Ferrochelatase, mitochondrial (Gene Name=FECH)

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