Extensive gene rearrangements in the mitogenomes of congeneric annelid species and insights on the evolutionary history of the genus Ophryotrocha

Tempestini, Astrid; Massamba-N’Siala, Gloria; Vermandele, Fanny; Beaudreau, Nicholas; Mortz, Mathieu; Dufresne, France; Calosi, Piero

doi:10.1186/s12864-020-07176-8

Table 3 AT content and AT/GC skew of the mitochondrial genomes of the six Ophryotrocha species investigated

From: Extensive gene rearrangements in the mitogenomes of congeneric annelid species and insights on the evolutionary history of the genus Ophryotrocha

Name	*O. adherens*			*O. diadema*			*O. japonica*			*O. labronica*			*O. puerilis*			*O. robusta*
Name	AT content %	AT skew	GC skew	AT content %	AT skew	GC skew	AT content %	AT skew	GC skew	AT content %	AT skew	GC skew	AT content %	AT skew	GC skew	AT content %	AT skew	GC skew
atp6	71.6	−0.179	−0.364	66.4	−0.096	−0.381	64	−0.291	0.296	66.9	−0.262	0.390	63.6	0.006	−0.222	66.3	−0.225	0.231
atp8	69.6	−0.124	−0.322	69.1	0.036	−0.333	66.7	−0.184	0.407	68.5	−0.101	0.401	66	0.185	−0.094	66.7	−0.019	0.285
cox1	66.7	−0.109	−0.036	62	−0.035	−0.137	60.8	−0.273	0.199	64.4	−0.242	0.258	58	−0.103	−0.048	63	−0.203	0.205
cox2	67.5	−0.096	−0.095	65.8	−0.036	−0.222	60.3	−0.207	0.390	63.4	− 0.174	0.404	62.6	0.08	− 0.091	64.4	− 0.127	0.208
cox3	64.8	−0.173	− 0.111	61.2	− 0.144	− 0.080	59.3	− 0.305	0.417	60.4	− 0.278	0.394	59.4	− 0.087	− 0.057	62.3	− 0.236	0.252
cob	67.4	− 0.125	− 0.098	64.7	− 0.054	− 0.235	60.2	− 0.272	0.330	64	− 0.288	0.272	62.9	−0.091	− 0.097	65	− 0.185	0.135
nad1	71.4	−0.188	−0.140	68.6	−0.050	− 0.344	62.8	− 0.197	0.312	64.8	−0.201	0.239	65.4	0.015	−0.208	65.4	−0.196	0.237
nad2	76.4	−0.202	−0.322	74	−0.046	− 0.362	63.8	− 0.263	0.508	69.6	−0.201	0.461	66.1	0.035	−0.198	66.9	−0.154	0.352
nad3	75.7	−0.266	−0.207	65.6	−0.229	− 0.273	62.1	− 0.250	0.468	63.2	−0.199	0.321	66.4	−0.105	−0.196	68.3	−0.253	0.544
nad4	71.3	−0.130	−0.203	68.9	−0.068	− 0.395	64.1	− 0.242	0.376	65.7	−0.248	0.430	64.5	0.042	−0.144	66.5	−0.221	0.307
nad4L	73.5	−0.113	−0.192	68.5	−0.063	− 0.086	69.8	− 0.266	0.649	74.2	−0.259	0.643	66.7	−0.130	−0.081	69.2	−0.182	0.316
nad5	72.2	−0.105	−0.234	70.2	−0.034	− 0.356	63.9	− 0.208	0.396	66.4	−0.217	0.369	65.9	−0.011	−0.126	66.2	−0.160	0.349
nad6	76	−0.174	−0.267	75	−0.083	− 0.352	67.1	− 0.306	0.538	67.1	−0.285	0.488	66.8	0.003	−0.160	68.3	−0.262	0.401
srRNA	73.2	0.087	−0.082	69	−0.012	0.206	66.5	0.029	0.251	67.4	0.039	0.221	68.4	0.207	0.013	68.2	0.079	0.170
lrRNA	75	0.021	−0.016	70.2	−0.037	0.251	69.5	0.027	0.272	69.5	0.022	0.259	69.4	0.138	0.003	72.4	0.052	0.268
total	71.5	−0.099	−0.151	69.1	−0.025	− 0.243	64.3	− 0.185	0.358	66.3	−0.155	0.337	64.1	0.029	−0.092	66.8	−0.141	0.265

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ISSN: 1471-2164

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