Half-lives and Transcriptional Frequencies

Page 12 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]

BDF1

1.1

16

2.5

Protein required for sporulation, has two bromodomain motifs and one ET domain

BDF2

1.3

13

3.8

S.cerevisiae chromosome IV reading frame ORF YDL071c.

BEL1

43.9

13

124

Abundant protein with effects on translational efficiency and cell size, has two WD (WD-40) repeats

BEM1

0.7

19

1.3

Protein with SH3 domains, required for cell polarization and bud formation

BEM2

1.6

17

3.3

GTPase-activating (GAP) protein for Rho1p with a role in bud emergence and cell cycle-related cytoskeletal reorganization

BEM3

0.8

14

2.2

GTPase-activating protein (GAP) for Cdc42p and Rho1p, contains a PH (pleckstrin) domain

BEM4

0.4

21

0.7

Bud emergence protein that interacts with Rho-type GTPases

BET1

1.1

10

3.9

Synaptobrevin (v-SNARE) homolog present on ER vesicles recycling from Golgi

BET2

1.2

17

2.5

Geranylgeranyltransferase Type II beta subunit, forms a complex with Bet4p

BET3

2.5

26

3.6

Hydrophilic protein that acts in conjunction with SNARE proteins in targeting and fusion of ER to Golgi transport vesicles

BET4

0.3

15

1

Geranylgeranyltransferase Type II alpha subunit, complexes with Bet2p

BFR1

3.3

17

7.2

Protein that can suppress brefeldin A-induced lethality when overexpressed

BFR2

1.7

10

6.3

Protein involved in a protein transport step that is blocked by brefeldin A

BGL2

15.0

29

19.2

Endo-beta-1,3-glucanase of the cell wall

BIG1

0.1

38

0.2

Protein required for normal growth on glucose, suppressor of rot1 rot2 synthetic lethality

BIK1

0.4

17

0.9

Microtubule-associated protein required for microtubule function during mitosis and mating

BIM1

1.1

14

3.1

Protein associated with microtubules, required for a cell cycle check point

BIO2

1.3

9

5.5

Biotin synthetase, catalyzes insertion of a sulfur atom between two carbon atoms of dethiobiotin in the last step of the biotin synthesis pathway

BIO3

0.3

20

0.6

DAPA aminotransferase, component of the biotin biosynthesis pathway

BIO4

0.8

19

1.5

Dethiobiotin synthase, component of the biotin biosynthesis pathway

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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.

Genome-wide Expression Page