Q500S4 (HEM6_PSEU2) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Coproporphyrinogen-III oxidase, aerobic
Short name=Coprogen oxidase
Short name=Coproporphyrinogenase
EC=1.3.3.3

Gene names

Name:	hemF
Ordered Locus Names:	Psyr_0024

Organism

Pseudomonas syringae pv. syringae (strain B728a) [Complete proteome] [HAMAP]

Taxonomic identifier

205918 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Pseudomonadales › Pseudomonadaceae › Pseudomonas › Pseudomonas syringae

Protein attributes

Sequence length	304 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Key enzyme in heme biosynthesis. Catalyzes the oxidative decarboxylation of propionic acid side chains of rings A and B of coproporphyrinogen III By similarity. HAMAP MF_00333
Catalytic activity	Coproporphyrinogen-III + O2 + 2 H+ = protoporphyrinogen-IX + 2 CO2 + 2 H2O. HAMAP MF_00333
Pathway	Porphyrin metabolism; protoporphyrin-IX biosynthesis; protoporphyrinogen-IX from coproporphyrinogen-III (O2 route): step 1/1. HAMAP MF_00333
Subunit structure	Homodimer By similarity. HAMAP MF_00333
Subcellular location	Cytoplasm By similarity HAMAP MF_00333.
Sequence similarities	Belongs to the aerobic coproporphyrinogen-III oxidase family.

Ontologies

Keywords
Biological process	Porphyrin biosynthesis
Cellular component	Cytoplasm
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	porphyrin-containing compound biosynthetic process Inferred from electronic annotation. Source: UniProtKB-KW
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	coproporphyrinogen oxidase activity Inferred from electronic annotation. Source: EC protein homodimerization activity Inferred from sequence or structural similarity. Source: UniProtKB
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 304	304	Coproporphyrinogen-III oxidase, aerobic HAMAP MF_00333		PRO_1000019490
Regions
	Region	49 – 58	10	Important for dimerization By similarity
	Region	109 – 111	3	Substrate binding By similarity
	Region	241 – 276	36	Important for dimerization By similarity
	Region	259 – 264	6	Substrate binding By similarity
Sites
	Active site	107	1	Proton donor By similarity
	Binding site	93	1	Substrate By similarity
	Site	176	1	Important for dimerization By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q500S4 [UniParc]. Last modified June 7, 2005. Version 1. Checksum: 956DE6FC23108FE2	FASTA	304	34,594
	10 20 30 40 50 60 MSTRTEAVKA YLLDLQDRIC TALEQEDGSA HFMEDAWTRP AGGGGRTRVI ENGTVIEKGG 70 80 90 100 110 120 VNFSHVFGSN LPPSASAHRP ELAGRGFEAL GVSLVIHPHN PHVPTSHANV RFFIAEKEGE 130 140 150 160 170 180 EAVWWFGGGF DLTPYYGVEE DCVHWHRVAE RACAPFGEDV YPRYKAWCDS YFHLKHRDEP 190 200 210 220 230 240 RGIGGLFFDD VNQWDFDTSF AFIRAIGDAF INAYLPIVRR RKAAAYTVQQ REFQEFRRGR 250 260 270 280 290 300 YVEFNLVYDR GTLFGLQSGG RTESILMSLP PQVRWGYDWK AAPGSEEARL TEYFLTDRDW LAEN

References

[1]

"Comparison of the complete genome sequences of Pseudomonas syringae pv. syringae B728a and pv. tomato DC3000." Feil H., Feil W.S., Chain P., Larimer F., Dibartolo G., Copeland A., Lykidis A., Trong S., Nolan M., Goltsman E., Thiel J., Malfatti S., Loper J.E., Lapidus A., Detter J.C., Land M., Richardson P.M., Kyrpides N.C., Ivanova N., Lindow S.E. Proc. Natl. Acad. Sci. U.S.A. 102:11064-11069(2005) [PubMed: 16043691] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: B728a.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000075 Genomic DNA. Translation: AAY35098.1.
RefSeq	YP_233136.1. NC_007005.1.
3D structure databases
HSSP	HSSP built from PDB template 1TXN based on UniProtKB P11353.
ProteinModelPortal	Q500S4.
SMR	Q500S4. Positions 1-301.
ModBase	Search...
Protein-protein interaction databases
STRING	Q500S4.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	3365499.
GenomeReviews	Gene locus Psyr_0024 in contig CP000075_GR.
KEGG	psb:Psyr_0024.
NMPDR	fig|205918.4.peg.361.
PATRIC	19980435. VBIPseSyr42314_0024.
Organism-specific databases
CMR	Search...
Phylogenomic databases
eggNOG	COG0408.
HOGENOM	HBG631180.
OMA	VKAYLLD.
PhylomeDB	Q500S4.
ProtClustDB	PRK05330.
Enzyme and pathway databases
BioCyc	PSYR205918:PSYR_0024-MONOMER.
Family and domain databases
HAMAP	MF_00333. Coprogen_oxidas. [Tree]
InterPro	IPR001260. Coprogen_oxidase_aer. IPR018375. Coprogen_oxidase_CS. [Graphical view]
Gene3D	G3DSA:3.40.1500.10. Coprogen_oxidas. 1 hit.
KO	K00228.
PANTHER	PTHR10755. Coprogen_oxidas. 1 hit.
Pfam	PF01218. Coprogen_oxidas. 1 hit. [Graphical view]
PIRSF	PIRSF000166. Coproporphyri_ox. 1 hit.
PRINTS	PR00073. COPRGNOXDASE.
SUPFAM	SSF102886. Coprogen_oxidas. 1 hit.
PROSITE	PS01021. COPROGEN_OXIDASE. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

HEM6_PSEU2

Accession

Primary (citable) accession number: Q500S4

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	June 7, 2005
Last modified:	January 25, 2012
This is version 44 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program