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Table 3 Orphan snoRNA genes (C/D and H/ACA) in E. histolytica

From: Computational prediction and validation of C/D, H/ACA and Eh_U3 snoRNAs of Entamoeba histolytica

snoRNA genes

Len

Seq

Modification

Antisense element

Scaffold

Start

End

Homology Yeast Human

Location

(nt)

(%)

EhCDOrph1

95

95%

unknown

unknown

DS571162

42554

42648

unknown

EHI_155390 (+)

EhCDOrph2

87

94%

unknown

unknown

DS571301

21222

21308

unknown

IR

EhCDOrph3

107

94%

unknown

unknown

DS571358

4592

4698

unknown

IR

EhCDOrph4

91

96%

unknown

unknown

DS571422

5594

5684

unknown

IR

EhCDOrph5

84

94%

unknown

unknown

DS571468

9619

9702

unknown

IR

EhCDOrph6

94

--

unknown

unknown

DS571178

12358

12451

unknown

3'UTR/IR

EhCDOrph7

94

--

unknown

unknown

DS571178

13726

13819

unknown

3'UTR/IR

EhACAOrph1

115

91%

unknown

unknown

DS571172

5407

5293

unknown

IR

EhACAOrph2

135

93%

unknown

unknown

DS571155

108854

108988

unknown

IR/5’UTR

**EhACAOrph3

137

94%

unknown

unknown

DS571258

10028

9892

unknown

IR

EhACAOrph4

122

90%

unknown

unknown

DS571205

43143

43022

unknown

IR

EhACAOrph5

129

-

unknown

unknown

DS571332

15845

15717

unknown

IR

**EhACAOrph6

158

-

unknown

unknown

DS571298

19208

19365

unknown

IR

EhACAOrph7

130

-

unknown

unknown

DS571219

6608

6737

unknown

IR

EhACAOrph8

131

88%

unknown

unknown

DS571162

44597

44467

unknown

IR

EhACAOrph9

120

89%

unknown

unknown

DS571164

102500

102619

unknown

IR

EhACAOrph10

149

87%

unknown

unknown

DS571179

6844

6696

unknown

EHI_093690 (−)

EhACAOrph11

139

94%

unknown

unknown

DS571299

12352

12214

unknown

EHI_099700 (−)

EhACAOrph12

134

91%

unknown

unknown

DS571402

6404

6271

unknown

EHI_067510 (−)

**EhACAOrph13

137

95%

unknown

unknown

DS571501

3747

3883

unknown

EHI_171990 (+)

**EhACAOrph14

153

97%

unknown

unknown

DS571295

13935

14087

unknown

EHI_082520 (−)

*EhACAOrph15

148

91%

unknown

unknown

DS571166

95075

95222

unknown

EHI_127390 (−)

  1. ** snoRNAs validated by RT-PCR and Northern, * validated only by RT-PCR.
  2. Note: “Len.” denotes length of the snoRNA genes, “Seq.” is sequence identity of corresponding snoRNA genes in E. dispar, “IR”, intergenic region, “NA”, no annotation. snoRNA located close to ribosomal protein genes . (+) and (−) represents snoRNA in sense and antisense orientation with respect to host gene.