Table 2.

Transcriptome gene hits to the Saxitoxin biosynthesis gene cluster in Cylindrospermopsis raciborskii T3.

Gene name in Cylindrospermopsis raciborskii T3	Name	Count	Average E-value	Average AA
				%Similarity	HSP Length
SxtA polyketide synthase-related protein	SxtA	10	1.00E-06	48%	433.7
SxtB cytidine deaminase	SxtB	1	7.00E-36	55%	233.0
SxtD Sterol desaturase	SxtD	1	7.00E-08	46%	155.0
SxtF sodium-driven multidrug and toxic compound extrusion protein	SxtF	1	5.00E-04	41%	358.0
SxtG amidinotransferase	SxtG	4	5.00E-13	50%	291.8
SxtH phenylpropionate dioxygenase	SxtH	16	1.72E-06	44%	186.1
SxtI NodU/CmcH-related carbamoyltransferase	SxtI	3	3.33E-07	50%	327.7
SxtN sulfotransferase	SxtN	1	6.00E-05	39%	285.0
SxtO adenylylsulfate kinase	SxtO	2	5.10E-45	66%	177.0
SxtS phytanoyl-CoA dioxygenase	SxtS	2	3.60E-04	43%	181.0
SxtT phenylpropionate dioxygenase	SxtT	14	2.79E-06	45%	187.0
SxtU short-chain alcohol dehydrogenase	SxtU	53	2.14E-05	48%	146.9
SxtW ferredoxin	SxtW	5	1.85E-04	51%	64.8
SxtZ histidine kinase	SxtZ	11	3.69E-07	44%	278.7
HisA-related protein	HisA	1	5.00E-05	51%	73.0
Transcriptional regulator OmpR family	ompR	10	6.92E-07	59%	128.3
Unknown	–	1	4.00E-22	69%	94.0
Total Sxt gene pathway hits		136
Number of Unique S. trochoidea contigs		112

Approximately 50% of the biosynthesis cluster had significant hits to S. trochoidea (17 of the 34).