BMME 585 Final - Types of RNA

piRNA full name

PIWI interacting RNA

Size of piRNA

25-32

Role of piRNA

1 - transposon silencing in germline

siRNA full name

Small interfering RNA

siRNA size

22

siRNA role

1 - defense against foreign RNA

crRNA full name

CRISPR RNA

crRNA size

24-48

crRNA role

1 - defense against foreign RNA and DNA

miRNA full name

Micro RNA

miRNA size

22

miRNA role

2 - regulating mRNA degradation and translation

lncRNA full name

Long noncoding RNA

lncRNA size

wide range

lncRNA role

2 - various regulatory roles

snRNA full name

small nuclear RNA

snRNA size

100-300

snRNA role

3 - splicing RNA

gRNA full name

guide RNA

gRNA size

not given ~ 20-50

gRNA role

3 - editing of mRNA

XistRNA full name

XIST

XistRNA size

17 kb

XistRNA role

1 - X chromosome inactivation