GO term: GTPase activity Help



Ontology: Molecular Function (GO:0003924)

Definition: Catalysis of the reaction: GTP + H2O = GDP + phosphate.

Synonyms: ARF small monomeric GTPase activity; dynamin GTPase activity; heterotrimeric G-protein GTPase activity; heterotrimeric G-protein GTPase, alpha-subunit; heterotrimeric G-protein GTPase, beta-subunit; heterotrimeric G-protein GTPase, gamma-subunit; hydrolase activity, acting on acid anhydrides, acting on GTP, involved in cellular and subcellular movement; protein-synthesizing GTPase activity; protein-synthesizing GTPase activity, elongation; protein-synthesizing GTPase activity, initiation; protein-synthesizing GTPase activity, termination; Rab small monomeric GTPase activity; Ran small monomeric GTPase activity; Ras small monomeric GTPase activity; RHEB small monomeric GTPase activity; Rho small monomeric GTPase activity; Sar small monomeric GTPase activity; signal-recognition-particle GTPase activity; small monomeric GTPase activity; tubulin GTPase activity

View Ontology: GO Tree Graph (graph) | Amigo (text)

Annotation Summary


This table lists the methods used to annotate genes either directly to the term GTPase activity (73 genes) or to its variants containing one or more qualifiers (0 genes). Note that some genes may have been annotated by more than one method so the numbers in the table below may not add up to the totals given here.

Annotation Method GO Term # Yeast Genes Annotated
Manually curated (download data) GTPase activity 58
High-throughput none none
Computational (download data) GTPase activity 37

Links to Additional Annotations:
Genes Annotated with this Term
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Annotation details for genes that have been directly annotated to the term GTPase activity or its variants containing one or more qualifiers (NOT, contributes to, or colocalizes with).

GTPase activity
     73 genes directly annotated to this term
Locus Evidence Annotation Method Reference Assigned By
ARF1/YDL192W IDA: Inferred from Direct Assay
Assigned on 2007-03-29
manually curated Poon PP, et al.  (1996) Saccharomyces cerevisiae Gcs1 is an ADP-ribosylation factor GTPase-activating protein. Proc Natl Acad Sci U S A 93(19):10074-7 SGD
ISS: Inferred from Sequence or structural Similarity
Assigned on 2001-01-18
manually curated Sewell JL and Kahn RA  (1988) Sequences of the bovine and yeast ADP-ribosylation factor and comparison to other GTP-binding proteins. Proc Natl Acad Sci U S A 85(13):4620-4 SGD
ARF2/YDL137W IDA: Inferred from Direct Assay
Assigned on 2007-03-29
manually curated Poon PP, et al.  (1996) Saccharomyces cerevisiae Gcs1 is an ADP-ribosylation factor GTPase-activating protein. Proc Natl Acad Sci U S A 93(19):10074-7 SGD
ISS: Inferred from Sequence or structural Similarity
Assigned on 2001-01-18
manually curated Stearns T, et al.  (1990) ADP ribosylation factor is an essential protein in Saccharomyces cerevisiae and is encoded by two genes. Mol Cell Biol 10(12):6690-9 SGD
ARF3/YOR094W ISS: Inferred from Sequence or structural Similarity
Assigned on 2001-01-18
manually curated Lee FJ, et al.  (1994) Characterization of a glucose-repressible ADP-ribosylation factor 3 (ARF3) from Saccharomyces cerevisiae. J Biol Chem 269(33):20931-7 SGD
ARL1/YBR164C IDA: Inferred from Direct Assay,
ISS: Inferred from Sequence or structural Similarity
Assigned on 2002-05-29
manually curated Lee FJ, et al.  (1997) Characterization of an ADP-ribosylation factor-like 1 protein in Saccharomyces cerevisiae. J Biol Chem 272(49):30998-1005 SGD
ARL3/YPL051W IDA: Inferred from Direct Assay,
ISS: Inferred from Sequence or structural Similarity
Assigned on 2002-05-29
manually curated Huang CF, et al.  (1999) Characterization of a novel ADP-ribosylation factor-like protein (yARL3) in Saccharomyces cerevisiae. J Biol Chem 274(6):3819-27 SGD
BMS1/YPL217C IDA: Inferred from Direct Assay,
IMP: Inferred from Mutant Phenotype
Assigned on 2009-05-22
manually curated Karbstein K, et al.  (2005) An essential GTPase promotes assembly of preribosomal RNA processing complexes. Mol Cell 20(4):633-43 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
CDC10/YCR002C IDA: Inferred from Direct Assay
Assigned on 2004-12-10
manually curated Versele M and Thorner J  (2004) Septin collar formation in budding yeast requires GTP binding and direct phosphorylation by the PAK, Cla4. J Cell Biol 164(5):701-15 SGD
CDC12/YHR107C IDA: Inferred from Direct Assay
Assigned on 2004-12-10
manually curated Versele M and Thorner J  (2004) Septin collar formation in budding yeast requires GTP binding and direct phosphorylation by the PAK, Cla4. J Cell Biol 164(5):701-15 SGD
CDC42/YLR229C IDA: Inferred from Direct Assay
Assigned on 2009-11-13
manually curated Roumanie O, et al.  (2001) Functional characterization of the Bag7, Lrg1 and Rgd2 RhoGAP proteins from Saccharomyces cerevisiae. FEBS Lett 506(2):149-56 SGD
CDC6/YJL194W IDA: Inferred from Direct Assay
Assigned on 2007-08-10
manually curated Zwerschke W, et al.  (1994) The Saccharomyces cerevisiae CDC6 gene is transcribed at late mitosis and encodes a ATP/GTPase controlling S phase initiation. J Biol Chem 269(37):23351-6 SGD
DDR48/YMR173W IDA: Inferred from Direct Assay
Assigned on 2004-04-19
manually curated Sheng S and Schuster SM  (1993) Purification and characterization of Saccharomyces cerevisiae DNA damage-responsive protein 48 (DDRP 48). J Biol Chem 268(7):4752-8 SGD
DNM1/YLL001W IDA: Inferred from Direct Assay
Assigned on 2006-07-26
manually curated Ingerman E, et al.  (2005) Dnm1 forms spirals that are structurally tailored to fit mitochondria. J Cell Biol 170(7):1021-7 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR003130, EBI:IPR001401
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
EFT1/YOR133W IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
EFT2/YDR385W IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
EST3/YIL009C-A IDA: Inferred from Direct Assay,
IMP: Inferred from Mutant Phenotype
Assigned on 2010-12-02
manually curated Shubernetskaya O, et al.  (2011) Yeast telomerase protein Est3 is a novel type of GTPase. Biochimie 93(2):202-6 SGD
FUN12/YAL035W IMP: Inferred from Mutant Phenotype,
ISS: Inferred from Sequence or structural Similarity
Assigned on 2003-04-23
manually curated Lee JH, et al.  (2002) Initiation factor eIF5B catalyzes second GTP-dependent step in eukaryotic translation initiation. Proc Natl Acad Sci U S A 99(26):16689-94 SGD
IDA: Inferred from Direct Assay,
IMP: Inferred from Mutant Phenotype
Assigned on 2008-12-09
manually curated Shin BS, et al.  (2009) rRNA suppressor of a eukaryotic translation initiation factor 5B/initiation factor 2 mutant reveals a binding site for translational GTPases on the small ribosomal subunit. Mol Cell Biol 29(3):808-21 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
FZO1/YBR179C IDA: Inferred from Direct Assay
Assigned on 2011-01-07
manually curated Amiott EA, et al.  (2009) A mutation associated with CMT2A neuropathy causes defects in Fzo1 GTP hydrolysis, ubiquitylation, and protein turnover. Mol Biol Cell 20(23):5026-35 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR001401, EBI:IPR027091, EBI:IPR027094
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GCD11/YER025W IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GEM1/YAL048C IDA: Inferred from Direct Assay
Assigned on 2005-02-10
manually curated Frederick RL, et al.  (2004) Yeast Miro GTPase, Gem1p, regulates mitochondrial morphology via a novel pathway. J Cell Biol 167(1):87-98 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR021181
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GPA1/YHR005C IMP: Inferred from Mutant Phenotype
Assigned on 2006-07-19
manually curated Kurjan J, et al.  (1991) Mutations in the guanine nucleotide-binding domains of a yeast G alpha protein confer a constitutive or uninducible state to the pheromone response pathway. Genes Dev 5(3):475-83 SGD
IDA: Inferred from Direct Assay
Assigned on 2006-07-19
manually curated Cismowski MJ, et al.  (2001) Biochemical analysis of yeast G(alpha) mutants that enhance adaptation to pheromone. Biochem Biophys Res Commun 284(2):247-54 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR001019, EBI:IPR002975
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GPA2/YER020W IMP: Inferred from Mutant Phenotype
Assigned on 2007-12-03
manually curated Lorenz MC and Heitman J  (1997) Yeast pseudohyphal growth is regulated by GPA2, a G protein alpha homolog. EMBO J 16(23):7008-18 SGD
IDA: Inferred from Direct Assay
Assigned on 2007-12-03
manually curated Peeters T, et al.  (2006) Kelch-repeat proteins interacting with the Galpha protein Gpa2 bypass adenylate cyclase for direct regulation of protein kinase A in yeast. Proc Natl Acad Sci U S A 103(35):13034-9 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR001019, EBI:IPR002975
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GSP1/YLR293C IGI: Inferred from Genetic Interaction,
ISS: Inferred from Sequence or structural Similarity
Assigned on 2002-07-24
manually curated Belhumeur P, et al.  (1993) GSP1 and GSP2, genetic suppressors of the prp20-1 mutant in Saccharomyces cerevisiae: GTP-binding proteins involved in the maintenance of nuclear organization. Mol Cell Biol 13(4):2152-61 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR002041
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GSP2/YOR185C IGI: Inferred from Genetic Interaction,
ISS: Inferred from Sequence or structural Similarity
Assigned on 2002-07-24
manually curated Belhumeur P, et al.  (1993) GSP1 and GSP2, genetic suppressors of the prp20-1 mutant in Saccharomyces cerevisiae: GTP-binding proteins involved in the maintenance of nuclear organization. Mol Cell Biol 13(4):2152-61 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR002041
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
GUF1/YLR289W IDA: Inferred from Direct Assay
Assigned on 2006-02-03
manually curated Butcher RA, et al.  (2006) Microarray-based method for monitoring yeast overexpression strains reveals small-molecule targets in TOR pathway. Nat Chem Biol 2(2):103-9 SGD
ISS: Inferred from Sequence or structural Similarity
Assigned on 2002-10-07
manually curated Kiser GL and Weinert TA  (1995) GUF1, a gene encoding a novel evolutionarily conserved GTPase in budding yeast. Yeast 11(13):1311-6 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
IEA: Inferred from Electronic Annotation
with HAMAP:MF_03137
Last Updated 2013-03-02
computational Swiss Institute of Bioinformatics (SIB) curators and GOA curators  (2006) Electronic Gene Ontology annotations created by transferring manual GO annotations between orthologous microbial proteins UniProtKB
HBS1/YKR084C IDA: Inferred from Direct Assay
Assigned on 2010-11-29
manually curated Shoemaker CJ, et al.  (2010) Dom34:Hbs1 promotes subunit dissociation and peptidyl-tRNA drop-off to initiate no-go decay. Science 330(6002):369-72 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
IFM1/YOL023W IDA: Inferred from Direct Assay
Assigned on 2003-06-19
manually curated Garofalo C, et al.  (2003) Purification and characterization of yeast mitochondrial initiation factor 2. Arch Biochem Biophys 413(2):243-52 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
LSG1/YGL099W ISS: Inferred from Sequence or structural Similarity
Assigned on 2003-07-06
manually curated Kallstrom G, et al.  (2003) The putative GTPases Nog1p and Lsg1p are required for 60S ribosomal subunit biogenesis and are localized to the nucleus and cytoplasm, respectively. Mol Cell Biol 23(12):4344-55 SGD
MEF1/YLR069C IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
MEF2/YJL102W IEA: Inferred from Electronic Annotation
with EBI:IPR000795
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro
MGM1/YOR211C ISA: Inferred from Sequence Alignment
with SGD:DNM1
Assigned on 2010-12-02
manually curated Wong ED, et al.  (2000) The dynamin-related GTPase, Mgm1p, is an intermembrane space protein required for maintenance of fusion competent mitochondria. J Cell Biol 151(2):341-52 SGD
IEA: Inferred from Electronic Annotation
with EBI:IPR001401
Last Updated 2013-03-02
computational DDB, et al.  (2001) Gene Ontology annotation through association of InterPro records with GO terms. InterPro