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taxon	orf/entrez	description	information	symbol
4932	YBR164C	Soluble GTPase with a role in regulation of membrane traffic; regulates potassium influx; G protein of the Ras superfamily, similar to ADP-ribosylation factor		ARL1
4932	YDL074C	E3 ubiquitin ligase for Rad6p, required for the ubiquitination of histone H2B, recruitment of Rad6p to promoter chromatin and subsequent methylation of histone H3 (on K4 and K79), contains RING finger domain	null mutant is sensitive to brefeldin A	BRE1
4932	YDL220C	Single stranded DNA-binding protein found at TG1-3 telomere G-tails; regulates telomere replication through recruitment of specific sub-complexes, but the essential function is telomere capping		CDC13
4932	YDR126W	Palmitoyltransferase that acts on the SNAREs Snc1p, Syn8p, Tlg1p and likely on all SNAREs; member of a family of putative palmitoyltransferases containing an Asp-His-His-Cys-cysteine rich (DHHC-CRD) domain; may have a role in vacuole fusion	Profilin synthetic lethal	SWF1
4932	YER083C	Subunit of the GET complex; required for meiotic nuclear division and for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion; may be involved in cell wall function	null is hypersensitive to calcofluor white suffer an increased spheroplast lysis rate	GET2
4932	YER122C	ADP-ribosylation factor GTPase activating protein (ARF GAP), involved in ER-Golgi transport; shares functional similarity with Gcs1p		GLO3
4932	YGL020C	Subunit of the GET complex; required for the retrieval of HDEL proteins from the Golgi to the ER in an ERD2 dependent fashion and for normal mitochondrial morphology and inheritance	Null: Required for spore wall formation, but not IME1 induction or nuclear division	GET1
4932	YGL054C	Protein localized to COPII-coated vesicles, involved in vesicle formation and incorporation of specific secretory cargo; required for the delivery of bud-site selection protein Axl2p to cell surface; related to Drosophila cornichon	Null mutant is viable but exhibits defects in sporulation (diploids) and bud site selection (haploids). Null mutants also retain the bud site selection marker, Axl2p, in the ER and exhibit slow recovery from selective to rich media.	ERV14
4932	YGR105W	Integral membrane protein that is required for vacuolar H+-ATPase (V-ATPase) function, although not an actual component of the V-ATPase complex; functions in the assembly of the V-ATPase; localized to the yeast endoplasmic reticulum (ER)	Null mutant is viable but grows slowly and exhibits increased calcium sensitivity. Null mutants also cannot grow on glycerol or at pH 7.5	VMA21
4932	YJL099W	Member of the Chs5p-Arf1p-binding proteins (ChAPs), a group of 4 related, interacting proteins (Bch1p, Fmp50p, Bud7p, Chs6p) that mediate export of specific cargo proteins, including chitin synthase Chs3p, from the Golgi to plasma membrane		CHS6
4932	YJR033C	Subunit of the RAVE complex (Rav1p, Rav2p, Skp1p), which promotes assembly of the V-ATPase holoenzyme; required for transport between the early and late endosome/PVC and for localization of TGN membrane proteins; potential Cdc28p substrate		RAV1
4932	YKL190W	Calcineurin B; the regulatory subunit of calcineurin, a Ca++/calmodulin-regulated type 2B protein phosphatase which regulates Crz1p (a stress-response transcription factor), the other calcineurin subunit is encoded by CNA1 and/or CMP1	Null mutant is viable, Li+ and Na+ sensitive, cnb1 fks1 and cnb1 vma3 double mutants are inviable	CNB1
4932	YKR020W	Component of the GARP (Golgi-associated retrograde protein) complex, Vps51p-Vps52p-Vps53p-Vps54p, which is required for the recycling of proteins from endosomes to the late Golgi; links the (VFT/GARP) complex to the SNARE Tlg1p	Null: small critical cell size	VPS51
4932	YLR039C	Protein involved in retrograde transport to the cis-Golgi network; forms heterodimer with Rgp1p that acts as a GTP exchange factor for Ypt6p; involved in transcription of rRNA and ribosomal protein genes	defective in the transcription of both ribosomal protein genes and ribosomal RNA	RIC1
4932	YLR262C	GTPase, Ras-like GTP binding protein involved in the secretory pathway, required for fusion of endosome-derived vesicles with the late Golgi, maturation of the vacuolar carboxypeptidase Y; has similarity to the human GTPase, Rab6	Null mutant is viable, temperature sensitive; suppressed by ssd1 and imh1 mutations	YPT6
4932	YLR330W	Protein involved in export from the Golgi to plasma membrane; involved in chitin biosynthesis through its role in Chs3p localization; interacts with Arf1p, Bch1p, Fmp50p, Bud7p, and Chs6p		CHS5
4932	YMR004W	Protein required for sorting proteins to the vacuole; overproduction of Mvp1p suppresses several dominant VPS1 mutations; Mvp1p and Vps1p act in concert to promote membrane traffic to the vacuole	MVP1 was identified as a multicopy suppressor of dominant-negative vps1 mutations, as well as an extragenic suppressor of a temperature-sensitive pma1 mutation (sop gene)	MVP1
4932	YMR307W	Beta-1,3-glucanosyltransferase, required for cell wall assembly; localizes to the cell surface via a glycosylphosphatidylinositol (GPI) anchor		GAS1
4932	YNL041C	Component of the conserved oligomeric Golgi complex (Cog1p through Cog8p), a cytosolic tethering complex that functions in protein trafficking to mediate fusion of transport vesicles to Golgi compartments		COG6
4932	YNL271C	Formin, nucleates the formation of linear actin filaments, involved in cell processes such as budding and mitotic spindle orientation which require the formation of polarized actin cables, functionally redundant with BNR1	Null mutant is viable, bni1 bnr1 double deletion mutants are temperature sensitive and are deficient in bud emergence, exhibit a random distribution of cortical actin patches and often become multinucleate at the restrictive temperature; rho1 bni1 double mutants exhibit synthetic lethality	BNI1
4932	YNR030W	Alpha-1,6-mannosyltransferase localized to the ER; responsible for the addition of the alpha-1,6 mannose to dolichol-linked Man7GlcNAc2, acts in the dolichol pathway for N-glycosylation		ALG12
4932	YOL012C	Histone variant H2AZ, exchanged for histone H2A in nucleosomes by the SWR1 complex; involved in transcriptional regulation through prevention of the spread of silent heterochromatin	Null mutant is viable at 28C; high copy suppressor of histone H4 point mutant affecting nucleosome structure	HTZ1
4932	YOL018C	Syntaxin-like t-SNARE that forms a complex with Tlg1p and Vti1p and mediates fusion of endosome-derived vesicles with the late Golgi; binds Vps45p, which prevents Tlg2p degradation and also facilitates t-SNARE complex formation	Null mutant is viable in SEY6210, exhibits endocytosis defect and loss of Kex2p	TLG2
4932	YOR070C	Cis-golgi GTPase-activating protein (GAP) for the Rab family members Ypt1p (in vivo) and for Ypt1p, Sec4p, Ypt7p, and Ypt51p (in vitro); involved in vesicle docking and fusion	Null mutant is viable and shows no phenotype	GYP1
4932	YPL240C	Cytoplasmic chaperone (Hsp90 family) required for pheromone signaling and negative regulation of Hsf1p; docks with the mitochondrial import receptor Tom70p for preprotein delivery; interacts with co-chaperones Cns1p, Cpr6p, Cpr7p, and Sti1p	Null mutant is viable at 25 degrees C; ability to grow at higher temperatures varies with gene copy number	HSC82