1 S2 Table. Highly conserved positions that distinguish COG1 ... - PLOS

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S2 Table. Highly conserved positions that distinguish COG1 chemoreceptors from COG2 chemoreceptors. Positions that are 100% conserved within each group ...
S2 Table. Highly conserved positions that distinguish COG1 chemoreceptors from COG2 chemoreceptors. Positions that are 100% conserved within each group and highly conserved group-specific positions are shown. Residue numbers indicated positions in the multiple sequence alignment. Position 280 corresponds to Gly287 in the E. coli Tar chemoreceptor.

Consensus (%) Residue number

Overall Identity

COG 1

COG 2

COG1

COG2

100

90

80

70

60

50

100

90

80

70

60

50

235 305 315 384 386 391 397 490 497 504

t o s l u . . h s p

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

G T T V A E A L A Q

0.99 0.99 0.99 0.99 0.99 0.99 0.94 0.99 0.95 0.96

1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00

302 306 308 309 337 340 358 361 394 400 407 413 416 420 442 459 470 472 476 480

L A S M A G S I R A A A E L M I I Q A M

L A S M A G S I R A A A E L M I I Q A M

L A S M A G S I R A A A E L M I I Q A M

L A S M A G S I R A A A E L M I I Q A M

L A S M A G S I R A A A E L M I I Q A M

L A S M A G S I R A A A E L M I I Q A M

l u s h h s s h + u u u l h l l p s h

l A s h s s u h R A A u E L h I l Q A h

l A o M s s S h R A A u E L h I I Q A h

L A S M s u S h R A A A E L h I I Q A h

L A S M A u S h R A A A E L M I I Q A l

L A S M A u S l R A A A E L M I I Q A l

1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00

0.71 0.91 0.78 0.87 0.65 0.49 0.85 0.49 0.98 0.98 0.96 0.71 0.93 0.98 0.62 0.98 0.87 0.91 0.96 0.47 1

485 486 501 508 15 247 280

Q Q L L

Q Q L L

Q Q L L

Q Q L L

Q Q L L

Q Q L L

. t

l N G

L N G

L N G

L N G

L N G

p p h h

Q Q L L

Q Q L L

Q Q L L

Q Q L L

Q Q L L

1.00 1.00 1.00 1.00

0.98 0.98 0.98 0.98

s s

F D A

F D A

F D A

F D A

F D A

0.8758 0.9068 0.9689

0.9636 0.9273 0.9091

2