Table 1.

Essential genes in Mycoplasma species as determined by transposon bombardment

Mycoplasma species	Genome size (kb)	Total genes	NE genes	Total–NE
M. mycoides JCVI-Syn1.0a	1080	901	432	469
M. pulmonisb	963	789	321	468
M. pneumoniaec	816	739	259	480
M. genitaliumd	580	507	101	406
M. mycoides JCVI-Syn2.0e	576	516	90	426
M. mycoides JCVI-Syn3.0e	531	473	48	425

NE, Nonessential.

^aGibson et al. 2010.

^bFrench et al. 2008.

^cLluch-Senar et al. 2015. Note that the small previously unannotated noncoding RNAs found by these researchers were not included in these calculations.

^dGlass et al. 2006.

^eHutchison et al. 2016.