50 
Homo sapiens 
AGUCGAGUC---GCAGAAAC 
GCAUGAC-GACCACAUUUU- 
CCUUGCAAAG 
Pan paniscus 
AGUCGCGUCG--GCAGAAAC 
GCAUGACGGACCACAUCAU- 
CCUUGCAAAG 
Gorilla gorilla 
AGUCGCGUCG--GCAGAUAC 
GCAUCACGGAC-ACAUCAUC 
CCUCGCAGAG 
Pongo pigmaeus 
AGUCGCGUCGAAGCAGA--C 
GCAUGACGGACCACAUCAUC 
CCUUGCAGAG