Table 1 List and characteristics of Y-loop localizing lncRNAs

From: Spatially revealed roles for lncRNAs in Drosophila spermatogenesis, Y chromosome function and evolution

lncRNA

Chromosome

Gene size

Intron

Proximal genes

Poly-A

Conserved

CR42657

X

1 kb

0.2 kb, 64 bp

CR44016, nej, btd

No

No

CR43193

X

1 kb

50 bp

Shakb*

Yes

Yes

CR43431

3L

5 kb

2 kb, 54 bp, 67 bp

CR32111, CR44552, CR44553

No

Yes

CR43622X

2R

0.6 kb

N

hbs

Yes

Yes

CR43835X

X

0.9 kb

58 bp, 62 bp, 62 bp

CR43279, CG32719

No

No

CR43839

2L

0.8 kb

N

CR45722, CR45723, tj

Yes

Yes

CR43862

X

0.9 kb

91 bp, 77 bp

CR45610, run

No

Yes

CR44017

3R

0.6 kb

N

gpp*

Yes

Yes

CR44114

2L

0.9 kb

58 bp

rotini

No

Yes

CR44206

2R

15 kb

7.2 kb, 6 kb

Dh31-R, CR45312

No

Yes

CR44344

2R

2 kb

0.4 kb, 57 bp, 0.2 kb

mbl*

No

Yes

CR44412

2L

0.8 kb

N

Sytα

No

Yes

CR44553

3L

1 kb

N

CR43431, CR44552, CR32111

No

Yes

CR44606

2L

1 kb

N

sky*, CG42238*

Yes

No

CR44619

X

2.7 kb

1.4 kb

lncRNA:Vinr, paics

Yes

No

CR44792

2L

1 kb

N

CG31475

No

Yes

CR44889

X

1 kb

56 bp

meso18E, CG12531

No

Yes

CR44977

2L

1.4 kb

81 bp

Brat*

No

Yes

CR45174X

3L

1 kb

N

Ago3*

No

No

CR46499

X

9.9 kb

1.3 kb, 1.4 kb + 9 more

CR43614, CR32773*, NorpA*

No

Yes

CR45805

3L

3.3 kb

N

Pdk1*, CR45400, 45401, 45402

Yes

Yes

CR45965

3L

1.4 kb

N

Ten-m*, CR45962*, 45964, 45963

No

Yes

CR46278

2R

2 kb

N

lola*, psq*

No

No

CR40441

Y

0.2 kb

N

Ppr-Y*

No

No

CR45931

Y

0.6 kb

N

WDY*

No

Yes

CR45946

Y

0.5 kb

N

kl-3*

No

Yes

CR45947

Y

0.5 kb

N

kl-3*

No

Yes

CR45948

Y

0.9 kb

61 bp

WDY*

No

Yes

  1. Columns from left to right indicate lncRNA annotation numbers, chromosomal location, gene size, presence and size of introns, proximal genes, presence of a consensus Poly A signal, and sequence conservation between Drosophila species. Check marks adjacent to lncRNA annotation symbols indicate moderate to severe infertility when knocked out, whereas X’s indicate no or minor phenotypes. Y-loop lncRNA genes found proximal to each other are in bold. lncRNAs with no introns are labeled as “N”. Proximal gene products involved in RNA transcription or processing are indicated in italics. Asterisks indicate genes with unusually long introns. The five Y chromosome-linked Y-loop lncRNAs discovered last are listed at the bottom of the table.