Top cofit genes for SM_b21209 from Sinorhizobium meliloti 1021

two-component sensor histidine kinase
SEED: putative two-component sensor histidine kinase protein( EC:2.7.3.- )
KEGG:

Rank	Hit	Name	Description	Conserved?	Cofitness
1	SM_b21211		hypothetical protein	no	0.38
2	SM_b20371		ribose-5-phosphate isomerase B	no	0.29
3	SMa2233		hypothetical protein	no	0.29
4	SM_b21445		DNA topoisomerase I protein	no	0.28
5	SMc04208		toxin secretion transmembrane protein	no	0.28
6	SMa1650		ABC transporter permease	no	0.28
7	SM_b21582		exoD-like membrane protein	no	0.28
8	SMc04054		hypothetical protein	no	0.27
9	SM_b21555		potassium-efflux protein	no	0.27
10	SMc00250		hypothetical protein	no	0.27
11	SMc00385		hypothetical protein	no	0.26
12	SM_b21317		transcriptional activator of exopolysaccharide II synthesis, MarR family protein	no	0.26
13	SMc02758		nucleotidyl transferase	no	0.26
14	SM_b21250		glycosyltransferase	no	0.25
15	SM_b21313		bifunctional glycosyltransferase	no	0.25
16	SM_b20388		NADPH:quinone oxidoreductase	no	0.25
17	SMc02041		short chain dehydrogenase	no	0.25
18	SMa1725		Transcriptional regulator	no	0.25
19	SMc01948		high-affinity branched-chain amino acid ABC transporter ATP-binding protein	no	0.24
20	SM_b20250		hypothetical protein	no	0.24

Or look for negative cofitness