The mitochondrial and chloroplast genomes of the haptophyte Chrysochromulina tobin contain unique repeat structures and gene profiles

Table 2 Comparison of haptophyte chloroplast genomes

	Chrysochromulina tobin UWC 291	Phaeocystis antarctica CCMP 1374	Phaeocystis globosa Pg-G(A)	Emiliania huxleyi CCMP373	Emiliania huxleyi CCMP1516	Pavlova lutheri CCMP 1325	Uncultured Prymnesiophyte C19847 (Partial genome)
Genome Size (bp)	104518	105651	107461	105309	105297	95281	45567
GC %	36.3	35.5	35.4	36.8	36.8	35.6	37.2
Protein-coding Genes	112	108	108	119	113	111	45
Unique gene content	ORF154, ycf20, thiG, thiS			ORF132, ycf20, dfr, thiG, thiS		ORF140, ycf66,ORF208, ORF66, rpoZ, ORF84, RF489,ORF70, ORF69	N/A
Missing genes found in other haptophytes						ycf55, ycf47, ycf80, ycf65, rpl34,ycf46, ycf35	N/A
RNA-coding genes
tRNAs	27	27	27	28	30	27	18
Ribosomal operons (23S, 16S, 5S)	2 (inverted repeat)	2 (inverted repeat)	2 (inverted repeat)	2 (inverted repeat)	2 (inverted repeat)	1	1
Repeat elements
Inverted repeats	16	7	10	15	16	6	11
Tandem repeats	1	6	2	1	1	2	1

ISSN: 1471-2164