A comparative genomics approach to understanding the biosynthesis of the sunscreen scytonemin in cyanobacteria

BMC Genomics

Table 1 Cyanobacterial orthologs to the scytonemin-associated genes of N. punctiforme.

Gene in Nostoc	Description in Nostoc	% Identity^ato Anabaena	% Identity to Nodularia	% Identity to Lyngbya
NpF1278	response regulator	67	71	47
NpF1277	sensor kinase	68	72	39
NpR1276	scyA (ilvB)	74	79	60
NpR1275	scyB (gdhA)	79	81	64
NpR1274	scyC	82	81	71
NpR1273	scyD	71	66	42
NpR1272	scyE	47	65	42
NpR1271	scyF	55	52	63
NpR1270	glycosyltransferase	75	77	62
NpR1269	tyrA	72	74	41
NpR1268	frnE	N/A^b	69	N/A
NpR1267	aroB	71	78	64
NpR1266	trpE	81	81	65
NpR1265	trpC	79	80	60
NpR1264	trpA	85	81	70
NpR1263	tyrP ₁	N/A	N/A	N/A
NpR1262	trpB	88	88	85
NpR1261	trpD	81	81	65
NpR1260	aroG	84	86	74
NpR1259	unknown	N/A	N/A	N/A
NpF5232	unknown	57	58	52
NpF5233	hydrolase	78	80	81
NpF5234	ubiA	64	64	49
NpF5235	unknown	64	64	59
NpF5236	phosphodiesterase	71	74	67

ISSN: 1471-2164