Table 1  Number of olfactory receptors in old (Release 12) and new (Release 13) Celera mouse genome assemblies
Olfactory receptors in Release 12 mouse genome assembly [1]  Olfactory receptors in Release 13 mouse genome assembly
Total number of olfactory receptor sequences  1,468  1,490
Number of partial sequences (at end or gap in Celera scaffold)  262/1,468 (18%)  96/1,490 (6%)
Number of full olfactory receptor sequences  1,206/1,468 (82%)  1,394/1,490 (94%)
Interrupted by repeat sequence  134/1,206 (11%)  117/1,394 (8%)
Contains frameshift or stop codon  206/1,206 (17%)  170/1,394 (12%)
Intact ORF  866/1,206 (72%)  1,107/1,394 (79%)
Intact class I  104/866 (12%)  124/1,107 (11%)
Intact class II  762/866 (88%)  983/1,107 (89%)