Table 1.

The functions of algal P450s.

P450	Biosynthetic pathway	Function	In vitro/in vivo characterization	Source	Prokaryotic (P)/Eukaryotic (E)	Ref.
AB2	Polychlorinated biphenyls/triphenyls	C–C or C–O biaryl ring coupling	Y/Y	F. ambigua 108b	P	60
AB3	Polychlorinated biphenyls/triphenyls	C–C or C–O biaryl ring coupling	Y/Y	F. ambigua 108b	P	60
CrpE	Cryptophycin 2	Epoxidation	Y/‒	Nostoc sp. ATCC 53789 and Nostoc sp. GSV224	P	51
CYP120A1	All-trans-retinoic acid	Hydroxylation	Y/‒	Synechocystis sp. PCC 6803	P	44, 45, 46
CYP110	Long-chain saturated fatty acids	Hydroxylation	‒/‒	Anabaena sp. PCC 7120	P	62,63
CkeCYP97A1	Xanthophylls	Hydroxylation	‒/Y	Chlorella kessleri	E	112
DbCYP97A	Xanthophylls	Hydroxylation	‒/Y	Dunaliella bardawil	E	80
DbCYP97B	Xanthophylls	Hydroxylation	‒/Y	D. bardawil	E	80
DbCYP97C	Xanthophylls	Hydroxylation	‒/Y	D. bardawil	E	80
ESEAS	Epoxyalcohols	Epoxidation	Y/‒	Ectocarpus siliculosus	E	75
EgCYP97H1	Xanthophylls	Hydroxylation	‒/Y	Euglena gracilis	E	81
HaeCYP97A	Xanthophylls	Hydroxylation	‒/Y	Haematococcus pluvialis	E	78
HaeCYP97B	Xanthophylls	Hydroxylation	‒/Y	H.pluvialis	E	78
HaeCYP97C	Xanthophylls	Hydroxylation	‒/Y	H.pluvialis	E	78
HctG	Hectochlorin	Hydroxylation	‒/‒	Lyngbya majuscula	P	53
HctH	Hectochlorin	Hydroxylation	‒/‒	L. majuscula	P	53
KfAOS	Jasmonates	Epoxidation	Y/‒	Klebsormidium flaccidum	E	74
LtxB	Lyngbyatoxin A	C–N bond formation	Y/‒	Lyngyba majuscule	P	66
MgcT	Malyngamide C	Epoxidation	‒/Y	Okeania hirsute strains PAB	P	48
MgcU	Malyngamide C	Hydroxylation	‒/Y	O. hirsute strains PAB	P	48
MgiT	Malyngamide I	Epoxidation	‒/Y	O. hirsute strains PAP	P	48
P450NS	Oxidized germacrene A	Oxidative cyclization	‒/Y	Nostoc sp. PCC 7120	P	57,58
PuCHY1	Xanthophylls	Hydroxylation	‒/Y	Porphyra umbilicalis	E	113
PtrCYP97B1	Xanthophylls	Hydroxylation	‒/Y	Phaeodactylum tricornutum	E	114
PtrCYP97B2	Xanthophylls	Hydroxylation	‒/Y	P. tricornutum	E	114