Table 1.

Summary of the Cp. abortus genome features compared to representatives of the other sequenced chlamydial genomes

	Cp. abortus (S26/3)	Cp. caviae (GPIC)	C. trachomatis (serovar D)	C. muridarum (Nigg)	Cp. pneumoniae (AR39)
Genome size (bp)	1,144,377	1,173,390	1,042,519	1,072,950	1,229,858
% GC of genome	39.87	39.22	41.31	40.34	40.57
% GC of CDSa	40.5	38.82	41.66	40.69	41.29
% coding	88.2	89.4	90.1	90.0	89.0
No. of CDSa	961	1009	894	921	1130
Avg. aa % ID to Cp. abortus orthologs	—	85	65	66	69
No. of Pmp proteins	18	18b	9	9	21
No. of tRNA	38	38	37	37	38
No. of rRNA operons	1	1	2	2	1

^aCDS, coding sequences.

^bSeventeen reported in the original publication (Read et al. 2003) lacked CCA00285.