Top cofit genes for SM_b21540 from Sinorhizobium meliloti 1021

iron uptake ABC transporter substrate-binding protein precursor
SEED: Ferric iron ABC transporter, iron-binding protein
KEGG: iron(III) transport system substrate-binding protein

Rank	Hit	Name	Description	Conserved?	Cofitness
1	SMc03882		glutathione S-transferase	no	0.35
2	SMc02758		nucleotidyl transferase	no	0.33
3	SMc03121		periplasmic binding ABC transporter protein	no	0.33
4	SMc03139		hypothetical protein	no	0.33
5	SMc01216		hypothetical protein	no	0.33
6	SMc00384		transcriptional regulation protein	no	0.32
7	SM_b21526		taurine uptake ABC transporter substrate-binding protein precursor	no	0.32
8	SMc03981		phosphoglycerate kinase	no	0.32
9	SM_b21318		glycosyltransferase, forming alpha-glycosyl linkages protein	no	0.31
10	SMa1435		ABC transporter permease	no	0.31
11	SM_b20828		hypothetical protein	no	0.31
12	SM_b21339		N-terminal part of the catalytic subunit of an oxidoreductase like aldehyde oxidase or xanthine dehydrogenase	no	0.31
13	SM_b20602		branched-chain amino acid ABC transporter ATP-binding protein	no	0.31
14	SMc00559		hypothetical protein	no	0.30
15	SMc00252		signal peptide protein	no	0.30
16	SM_b20898		hypothetical protein	no	0.30
17	SMa0101		amidohydrolase	0.39	0.30
18	SMa0933		TraC conjugal transfer protein	no	0.30
19	SM_b20115		dihydroxy-acid dehydratase	no	0.29
20	SMc00518		hypothetical protein	no	0.29

Or look for negative cofitness