Half-lives and Transcriptional Frequencies

Page 140 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]

TPS1

2.8

38

2.8

Trehalose-6-phosphate synthase, component of trehalose-6-phosphate synthase/phosphatase complex

TPS2

0.7

28

0.8

Trehalose-6-phosphate phosphatase, component of the trehalose-6-phosphatase synthase/phosphatase complex

TPS3

1.0

19

1.9

Component of the trehalose-6-phosphate synthase/phosphatase complex, alternate third subunit with Tls1p

TPT1

1.3

8

6.5

NAD-dependent 2'-phosphotransferase, involved in tRNA splicing

TRA1

0.8

84

0.3

Homolog of human TR-AP which associates with a domain of c-Myc essential for cellular transformation

TRF4

0.7

13

2

Protein required in the absence of Top1p

TRF5

0.3

11

1.2

Protein with function related to DNA topoisomerase I

TRK1

0.9

17

1.9

Potassium transporter of the plasma membrane, high affinity, member of the potassium permease family of the major facilitator superfamily

TRK2

0.3

18

0.7

Potassium transporter of the plasma membrane, moderate affinity, member of the potassium permease family of the major facilitator superfamily

TRL1

0.6

10

2.1

tRNA ligase required for tRNA splicing, has 3 activities in one polypeptide

TRM1

1.9

9

7.6

N2,N2-dimethylguanine tRNA methyltransferase, required for N2,N2-dimethylguanosine modification of both mitochondrial and cytoplasmic tRNA

TRP1

2.6

18

5.4

Phosphoribosylanthranilate isomerase, third step in tryptophan biosynthesis pathway

TRP2

1.7

22

2.8

Anthranilate synthase

TRP3

2.5

17

5.4

Anthranilate synthase

TRP4

1.1

17

2.4

Anthranilate phosphoribosyltransferase, second step in tryptophan biosynthesis pathway

TRP5

5.7

23

9.4

Tryptophan synthase, last (fifth) step in tryptophan biosynthesis pathway

TRR1

14.7

14

39.8

Thioredoxin reductase

TRR2

1.1

18

2.2

Thioredoxin reductase

TRX1

14.4

18

30.4

Thioredoxin I

TRX2

20.7

18

42.6

Thioredoxin II

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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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