Half-lives and Transcriptional Frequencies

Page 73 of 309


Gene

Expression Level
(Copies/Cell)

mRNA Half-life
(min)

Transcriptional
Frequency
(mRNAs/hr)

YPD Title Line™ ©2000 Proteome, Inc. Reprinted with permission. [last updated: 11/23/98]

MSRA

2.4

16

5.6

Peptide-methionine sulfoxide reductase involved in cellular antioxidation

MSS1

0.4

14

1.3

Mitochondrial GTPase involved in expression of OXI3/COX1

MSS11

0.3

22

0.6

Protein involved in regulation of starch metabolism

MSS116

2.5

20

4.5

Mitochondrial RNA helicase of the DEAD box family, required for splicing of group II introns of COX1 and COB

MSS18

0.3

15

0.9

Protein involved in splicing intron A15beta of COX1

MSS2

0.2

17

0.5

Protein involved in mitochondrial expression of Cox2p

MSS4

0.8

13

2.3

Phosphatidylinositol-4-phosphate 5-kinase, multicopy suppressor of stt4 mutation

MSS51

1.6

18

3.2

Protein required for respiratory growth, possibly involved in translational activation of the mitochondrial COX1 mRNA

MST1

0.2

14

0.6

Threonyl-tRNA synthetase, mitochondrial, member of class II family of aminoacyl-tRNA synthetases

MSU1

0.2

15

0.5

Component of a mitochondrial 3'-5' exonuclease complex, essential for mitochondrial biogenesis

MSW1

0.2

15

0.6

Tryptophanyl-tRNA synthetase, mitochondrial, member of class I family of aminoacyl-tRNA synthetases

MSY1

0.7

15

1.6

Tyrosyl-tRNA synthetase, mitochondrial

MTD1

3.6

18

7.5

NAD-dependent 5,10-methylenetetrahydrafolate dehydrogenase

MTF1

0.6

14

1.5

Mitochondrial RNA polymerase specificity factor, distantly related to bacterial sigma factors

MTH1

0.3

18

0.7

Repressor of hexose transport genes

MTR10

0.9

13

2.6

Karyopherin-beta involved in nuclear protein import and indirectly in mRNA transport from nucleus to cytoplasm

MTR2

1.7

15

4

Protein involved in mRNA transport, has similarity to E. coli mbeA

MTR3

1.6

16

3.7

Protein involved in mRNA transport

MTR4

0.7

9

2.8

DEAD-box family helicase required for mRNA export from nucleus

MUB1

0.8

22

1.4

Zinc finger protein, involved in the regulation of bud site selection

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The most up-to-date information on these proteins can be found by clicking on the protein name or going to http://www.proteome.com/databases/index.html.

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