Table 1 A summary of the current nomenclature for human non-protein coding RNA genes

miRNA

MIR#

microRNA #

tRNA -- genomic

TRNA#

transfer RNA 'single letter amino acid code' # (anticodon XXX)

   -- mitochondrial

MT-T#

mitochondrially encoded tRNA 'single letter amino acid code' #

rRNA -- 5S

RN5S#

RNA, 5S ribosomal #

   -- 5.8S

RN5-8S#

RNA, 5.8S ribosomal #

   -- 18S

RN18S#

RNA, 18S ribosomal #

   -- 28S

RN28S#

RNA, 28S ribosomal #

Spliceosomal -- U1

RNU1-#

RNA, U1 small nuclear #

-- U2

RNU2-#

RNA, U2 small nuclear #

-- U4

RNU4-#

RNA, U4 small nuclear #

-- U5

RNU5-#

RNA, U5 small nuclear #

-- U6

RNU6-#

RNA, U6 small nuclear #

-- U4atac

RNU4ATAC#

RNA, U4atac small nuclear #

-- U6atac

RNU6ATAC#

RNA, U6atac small nuclear #

-- U11

RNU11

RNA, U11 small nuclear

-- U12

RNU12-#

RNA, U12 small nuclear #

snoRNA -- H/ACA box

SNORA#

small nucleolar RNA, H/ACA box #

   -- C/D box

SNORD#

small nucleolar RNA, C/D box #

   -- Cajal body specific

SCARNA#

small cajal body-specific RNA #

piRNA -- cluster

PIRC#

piwi-interacting RNA cluster #

   -- individual

PIRNA#

piwi-interacting RNA #

RNase -- MRP

RMRP

RNA component of mitochondrial RNA processing endoribonuclease

   -- P

RPPH1

ribonuclease P RNA component H1

U7

RNU7-#

RNA, U7 small nuclear #

Vault

VTRNA#

vault RNA #

7SK

RN7SK

RNA, 7SK small nuclear

Y

RNY#

RNA, Ro-associated Y #

SRP/7SL

RN7SL#

RNA, 7SL, cytoplasmic #

Telomerase

TERC

telomerase RNA component

lncRNA -- known function

Function-based name(eg XIST)

eg X (inactive)-specific transcript (non-protein coding)

   -- antisense

'-AS' suffix* (eg BOK-AS1)

eg BOK antisense RNA #1 (non-protein coding)

   -- intronic

'- IT' suffix* (eg MAGI2-IT1)

eg MAGI2-IT1 intronic transcript #1 (non-protein coding)

   -- host gene of small ncRNA

'HG' suffix (eg SNHG1)

eg small nucleolar RNA host gene 1 (non-protein coding)

   -- intergenic

LINC#

long intergenic non-protein coding RNA #