Table 6.

Comparison of NCBI annotation reports for mRatBN7.2, GRCr8, and GRCm39

FeaturemRatBN7.2GRCr8GRCm39
A. Genes, pseudogenes, mRNA's pseudo transcripts and CDS's annotated in the assemblies
Genes and pseudogenes42,05447,35750,561
 Protein-coding21,99023,15422,186
 Noncoding11,55814,86417,518
 Transcribed pseudogenes157117474
 Nontranscribed pseudogenes800586879869
 Genes with variants16,11617,76718,531
 Immunoglobulin/T cell receptor gene segments300501490
 Other443424
mRNAs73,40285,57692,486
 Fully supported72,68884,88592,206
 With >5% ab initio369371113
 Partial837954
 With filled gap(s)000
 Known RefSeq (NM_)20,57421,19137,907
 Model RefSeq (XM_)52,82864,38554,579
Noncoding RNAs24,92730,12938,629
 Fully supported21,37726,26135,041
 With >5% ab initio000
 Partial105
 With filled gap(s)000
 Known RefSeq (NR_)8178217443
 Model RefSeq (XR_)23,04128,20729,867
Pseudotranscripts159121533
 Fully supported141108524
 With >5% ab initio000
 Partial000
 With filled gap(s)000
 Known RefSeq (NR_)4343461
 Model RefSeq (XR_)1167872
CDSs73,71586,07792,989
 Fully supported72,68884,88592,206
 With >5% ab initio432441155
 Partial837553
 With major correction(s)41320830
 Known RefSeq (NP_)20,57421,19137,920
 Model RefSeq (XP_)52,84164,38554,579
B. featureCounts in the assemblies
Genes33,59238,05239,728
All transcripts98,329115,705131,115
 mRNA73,40285,57692,486
 misc_RNA4637476410,029
 miRNA7967962112
 tRNA737771422
 lncRNA16,26621,02423,611
 snoRNA128815641331
 snRNA10261013999
 antisense_RNA119
 rRNA13915941
 telomerase_RNA1164
 RNase_MRP_RNA111
 SRP_RNA11
Single-exon transcripts320033922941
 Coding transcripts (NM_/XM_)317933712710
 Noncoding transcripts (NR_/XR_)2121231
Exons316,617337,524352,138
 In coding transcripts (NM_/XM_)272,844284,365285,412
 In noncoding transcripts (NR_/XR_)72,83178,922120,842
Introns264,390276,634291,708
 In coding transcripts (NM_/XM_)233,700240,878243,819
 In noncoding transcripts (NR_/XR_)59,21661,168100,211