Uniprot ID	Q9SS67
Uniprot Name	PER28_ARATH
Taxonomy ID	3702
Sequence	M K I A T F S V L L L L L F I F P V A L A Q L K F K F Y S E S C P N A E T I V E N L V R Q Q F A R D P S I T A A L T R M H F H D C F V Q G C D A S L L I D P T T S Q L S E K N A G P N F S V R G F E L I D E I K T A L E A Q C P S T V S C S D I V T L A T R D A V F L G G G P S Y V V P T G R R D G F V S N P E D A N E I L P P P F I S V E G M L S F F G N K G M N V F D S V A L L G A H T V G I A S C G N F V D R V T N F Q G T G L P D P S M D P T L A G R L R N T C A V P G G F A A L D Q S M P V T P V S F D N L F F G Q I R E R K G I L L I D Q L I A S D P A T S G V V L Q Y A S N N E L F K R Q F A I A M V K M G A V D V L T G S A G E I R T N C R A F 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 63 63 Proton acceptor.
Pfam	PF00141
InterPro	IPR002016 IPR010255 IPR000823 IPR033905