TABLE 1.

General features of the H. somnus 129Pt, H. ducreyi 35000HP, and H. influenzae Rd genomes

Parameter	Value for organism
	H. somnus 129Pt	H. ducreyi 35000HP	H. influenzae Rda
Size (Mb)	2.0	1.7	1.8
Plasmid	pHS129 (5.2 kb)	None	None
Coding sequence (Mb)	1.8	1.5	1.6
Coding sequence (%)	89.5	86.6	89
GC%	37	38	38
Average ORF size (bp)	980	828	915
Total no. of CDSs	1,844	1,781	1,743
No. of CDSs with assigned function	1,313	1,092	1,007
No. of conserved hypothetical CDSs	440	495	347
No. of hypothetical CDSs	61	130	389
No. of tRNAs	50	45	54
No. of rRNA operons	5	6	6
No. of possible pseudogenes	15b	19b	62c

^aData for H. influenzae Rd were obtained from reference 21.

^bNumber of genes annotated as fragments and N-terminal, C-terminal, and central regions.

^cData were obtained from reference 65 and indicate the number of genes containing frameshifts and early stop codons.