Table II.

Homologs of the Synechocystis sp. PCC 6803 sps and spp genes and Anabaena spp. sus genes in other cyanobacteria and proteobacteria

Species	Best Database Matcha	E Value	Amino Acid Identityb	Amino Acid Residues	Molecular Wt
			%
SPS
Synechocystis sp. PCC6803	Synechocystis SPSc	0	(100)	720	81,411
Synechococcus sp. WH8012	Synechocystis SPSc	1  × 10−136	41	710	80,221
P. marinus MIT9313	Synechocystis SPSc	1  × 10−143	43	710	80,330
P. marinus MED4	Synechocystis SPSc	1  × 10−115	45	468	53,096
N. punctiformed	Synechocystis SPSc	3  × 10−47	34	(419)d
Magnetococcus sp. MC1	Synechocystis SPSc	0	61	716	79,637
N. europaea	Synechocystis SPSc	0	50	713	81,000
A. ferrooxidans	Synechocystis SPSc	1  × 10−167	47	704	79,655
SPP
Synechocystis sp. PCC6803	Synechocystis SPPe	0	(100)	244	27,761
Nostoc sp. PCC7120	Nostoc 7120 SPPf	1  × 10−146	40	249	28,032
N. punctiforme (1)	Synechocystis SPPe	7  × 10−45	45	257	28,967
N. punctiforme (2)	Nostoc 7120 SPPf	1  × 10−115	39	252	28,420
Magnetococcus sp. MC1 (1)	Synechocystis SPSc	1  × 10−15g	31	277	30,707
Magnetococcus sp. MC1 (2)	Synechocystis SPPe	1  × 10−8	30	264	29,469
SuSy
N. punctiforme (1)	Anabaena spp. SSh	0	87	806	93,523
N. punctiforme (2)	Anabaena spp. SSh	0	60	805	93,062
N. europaea	Rice SSi	0	49	794	90,864

^a BLASTP search of GenBank nonredundant database. 

^b Comparison with Synechocystis sp. PCC6803 SPS and SPP and Anabaena sp. PCC7119 SS, respectively. 

^c GenBank accession no. D64006. 

^d Partial coding sequence. 

^e GenBank accession no. AF300455. 

^f GenBank accession no. AJ302073. 

^g E value for Synechocystis sp. PCC6803 SPP 3 × 10⁻¹⁴. 

^h Anabaena sp. PCC7119 SS, GenBank accession no. AJ010639 and A. variabilis SS, GenBank accession no. CAC00631. 

ⁱ GenBank accession no. P31924.