Uniprot ID	Q9SK52
Uniprot Name	PER18_ARATH
Taxonomy ID	3702
Sequence	M A L Q F F S C K P K Y T F L S S L L L L L L L S S S V A E L S F N F Y A G S C P G A E L I V R N T V R S A S S S D P S V L G K L L R L I F H D C F V Q G C D G S V L I R G N G T E R S D P G N A S L G G F A V I E S V K N I L E I F C P G T V S C A D I L V L A A R D A V E A L G G P V V P I P T G R R D G R V S M A A N V R P N I I D T D F T V D K M I N I F S S K G L S V H D L V V L S G A H T I G A A H C N T F N S R F K L D P K G N L E L I D A S L D N S Y A Q T L V N K C S S S L D P T T T V V D N D P E T S S T F D N Q Y Y K N L L A H K G L F Q T D S A L M E D D R T R K I V E I L A N D Q E S F F D R W T E S F L K M S L M G V R V G E E G E I R R S C S A V N
Cofactor	COFACTOR: Name=heme b; Xref=ChEBI:CHEBI:60344; Evidence={ECO:0000255|PROSITE-ProRule:PRU00297}; Note=Binds 1 heme b (iron(II)-protoporphyrin IX) group per subunit. {ECO:0000255|PROSITE-ProRule:PRU00297}; COFACTOR: Name=Ca(2+); Xref=ChEBI:CHEBI:29108; Evidence={ECO:0000255|PROSITE-ProRule:PRU00297}; Note=Binds 2 calcium ions per subunit. {ECO:0000255|PROSITE-ProRule:PRU00297};
Active site	ACT_SITE 71 71 Proton acceptor. {ECO:0000255|PROSITE-ProRule:PRU00297}.
Pfam	PF00141
InterPro	IPR002016 IPR010255 IPR000823 IPR019793 IPR033905