S. cerevisiae snoRNAs

snoRNA

Size

Family

Organization

Null

Target

Process

MRP

340

MRP

Mono

Leth

Nr

C

U3a/b

333/2

C/D

Mono

Leth

5'ETS, 18S

C

U14

126

C/D

Poly

Leth

18S, 18S

C,M

U18

102

C/D

Intr

Viab

25S, 25S

M

U24

89

C/D

Intr

Viab

25S, 25S, 25S

M

snR3

194

H/ACA

Mono

Viab

25S, 25S, 25S

Y

snR4

186

C/D

Mono

Viab

Nr

Nr

snR5

197

H/ACA

Mono

Viab

25S, 25S

Y

snR8

189

H/ACA

Mono

Viab

25S, 25S

Y

snR9

187

H/ACA

Mono

Viab

25S

Y

snR10

245

H/ACA

Mono

Cs

25S

C,Y

snR11

258

H/ACA

Mono

Viab

25S

Y

snR13

124

C/D

Mono

Viab

25S, 25S

M

snR30

608

H/ACA

Mono

Leth

Nr

C

snR31

222

H/ACA

Mono

Viab

18S

Y

snoRNA

Size

Family

Organization

Null

Target

Process

snR32

188

H/ACA

Mono

Viab

25S

Y

snR33

183

H/ACA

Mono

Viab

25S

Y

snR34

203

H/ACA

Mono

Viab

25S, 25S

Y

snR35

204

H/ACA

Mono

Viab

18S

Y

snR36

182

H/ACA

Mono

Viab

18S

Y

snR37

386

H/ACA

Mono

Viab

25S

Y

snR38

95

C/D

Intr

Viab

25S

M

snR39

89

C/D

Intr

Viab

25S

M

snR39b

95

C/D

Mono

Viab

25S

M

snR40

97

C/D

Mono

Viab

18S, 25S

M

snR41

110

C/D

Poly

Viab

18S, 18S

M

snR42

351

H/ACA

Mono

Viab

25S

Y

snR43

209

H/ACA

Mono

Viab

5.8S, 25S

Y

snR44

211

H/ACA

Intr

Viab

18S, 25S

Y

snR45

172

C/D

Mono

Viab

Nr

Nr

snoRNA

Size

Family

Organization

Null

Target

Process

snR46

197

H/ACA

Mono

Viab

25S

Y

snR47

99

C/D

Mono

Viab

18S, 25S

M

snR48

112

C/D

Mono

Viab

25S, 25S

M

snR49

165

H/ACA

Mono

Viab

18S, 18S, 18S, 25S

Y

snR50

89

C/D

Mono

Viab

25S

M

snR51

107

C/D

Poly

Viab

18S, 25S

M

snR52

92

C/D

Mono

Viab

18S, 25S

M

snR53

91

C/D

Poly

Viab

18S

M

snR54

86

C/D

Intr

Viab

18S

M

snR55

98

C/D

Poly

Viab

18S

M

snR56

87

C/D

Mono

Viab

18S

M

snR57

88

C/D

Poly

Viab

18S

M

snR58

96

C/D

Mono

Viab

25S

M

snR59

78

C/D

Intr

Viab

25S

M

snR60

103

C/D

Mono

Viab

25S, 25S

M

snoRNA

Size

Family

Organization

Null

Target

Process

snR61

89

C/D

Poly

Viab

25S

M

snR62

100

C/D

Mono

Viab

25S

M

snR63

255

C/D

Mono

Viab

25S

M

snR64

101

C/D

Mono

Viab

25S

M

snR65

100

C/D

Mono

Viab

25S

M

snR66

85

C/D

Mono

Viab

25S

M

snR67

82

C/D

Poly

Viab

25S, 25S

M

snR68

136

C/D

Mono

Viab

25S

M

snR69

101

C/D

Mono

Viab

25S

M

snR70

165

C/D

Poly

Viab

18S

M

snR71

89

C/D

Mono

Viab

25S

M

snR72

91

C/D

Poly

Viab

25S

M

snR73

103

C/D

Poly

Viab

25S

M

snR74

80

C/D

Poly

Viab

18S

M

snR75

85

C/D

Poly

Viab

25S

M

snoRNA

Size

Family

Organization

Null

Target

Process

snR76

104

C/D

Poly

Viab

25S

M

snR77

84

C/D

Poly

Viab

18S

M

snR78

82

C/D

Poly

Viab

25S

M

snR79

85

C/D

Mono

Viab

18S

M

snR80

171

H/ACA

Mono

Viab

18S, 25S

Y

snR81

188

H/ACA

Mono

Viab

25S, U2

Y

snR82

268

H/ACA

Mono

Viab

25S, 25S, 25S

Y

snR83

306

H/ACA

Mono

Viab

18S, 18S

Y

snR84

550

H/ACA

Mono

Viab

25S

Y

snR85

176

H/ACA

Mono

Viab

18S

Y

snR86

1004

H/ACA

Mono

Viab

25S

Y

snR87

109

C/D

Mono

Viab

18S

M

snR161

161

H/ACA

Mono

Viab

18S, 18S

Y

snR189

192

H/ACA

Mono

Viab

18S, 25S

Y

snR190

190

C/D

Poly

Viab

25S

M(?)

snR191

274

H/ACA

Intr

Viab

25S, 25S

Y

snoRNA

Size

Family

Organization

Null

Target

Process

 

 

 snoRNA Master Table Legend

snoRNA 

snoRNA common name

Size 

size of mature snoRNA in nucleotides

Family 

type of snoRNA: box H/ACA family, box C/D family

Organization

genomic Organization of snoRNA coding sequence: Monocistronic, Polycistronic, Intron-encoded

Null 

phenotype of cells with disrupted snoRNA gene: Lethal, Viable, Temperature sensitive, Cold sensitive

Target 

sites of complementarity within different RNA targets: 18S, 18S (small subunit) rRNA; 25S (large subunit) rRNA; 5.8S, 5.8S rRNA ; U2, U2 snRNA; 5'ETS, 5' External transcribed spacer; Not reported

Process 

process(es) affected by snoRNA: Cleavage; 2'-O-Methylation; formation of pseudouridine (Y); Not reported; ...(?), predicted


Last update: March 21, 2007 1:39 PM.
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