Lipid Modification Database
Tag Content
LipidDB ID
LipidDB-559292-00273
Entry Name
UniProt Accession
Theoretical PI
4.93
Molecular Weight
22129.46
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
Trafficking protein particle complex subunit BET3
Protein Synonyms/Alias
TRAPP subunit BET3; Transport protein particle 22 kDa subunit;
Gene Name
BET3
Gene Synonyms/Alias
YKR068C;
Created Date
01-JUN-1994
 Lipid Modification Sites 
 Position   Sequence Form   Peptide   References   Modification Type 
80
Canonical
ARTALPRCENLVKTS
[1]
S-Palmitoylation
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
NCBI Taxa ID
559292
Reference
[1] Turnbull AP, Kümmel D, Prinz B, Holz C, Schultchen J, Lang C, Niesen FH,Hofmann KP, Delbrück H, Behlke J, Müller EC, Jarosch E, Sommer T, Heinemann U.Structure of palmitoylated BET3: insights into TRAPP complex assembly andmembrane localization. EMBO J. 2005 Mar 9;24(5):875-84. Epub 2005 Feb 3. PubMedPMID: 15692564; PubMed Central PMCID: PMC554119.[PMID:15692564]
Functional Description
Component of the TRAPP I, TRAPP II and TRAPP III complexes which act as guanine nucleotide exchange factors (GEF) for YPT1. TRAPP I plays a key role in the late stages of endoplasmic reticulum to Golgi traffic. TRAPP II plays a role in intra-Golgi transport. TRAPP III plays a role in autophagosome formation. Required for sporulation. Has a role late in meiosis following DNA replication.
Sequence Annotation
Protein Length
193 AA.
Protein Sequence
(Canonical)
MVSTTQSRSL KAMGEEIWKN KTEKINTELF TLTYGSIVAQ LCQDYERDFN KVNDHLYSMG  60
YNIGCRLIED FLARTALPRC ENLVKTSEVL SKCAFKIFLN ITPNITNWSH NKDTFSLILD  120
ENPLADFVEL PMDAMKSLWY SNILCGVLKG SLEMVQLDCD VWFVSDILRG DSQTEIKVKL  180
NRILKDEIPI GED                                                     193
FASTA
(Canonical)
>LipidDB-559292-00273|P36149
MVSTTQSRSLKAMGEEIWKNKTEKINTELFTLTYGSIVAQLCQDYERDFNKVNDHLYSMG
YNIGCRLIEDFLARTALPRCENLVKTSEVLSKCAFKIFLNITPNITNWSHNKDTFSLILD
ENPLADFVELPMDAMKSLWYSNILCGVLKGSLEMVQLDCDVWFVSDILRGDSQTEIKVKL
NRILKDEIPIGED
Gene Ontology
GO:0033106; C:cis-Golgi network membrane; IDA:SGD
GO:0005783; C:endoplasmic reticulum; IEA:UniProtKB-KW
GO:1990070; C:TRAPPI protein complex; IDA:SGD
GO:1990071; C:TRAPPII protein complex; IDA:SGD
GO:1990072; C:TRAPPIII protein complex; IDA:SGD
GO:0042802; F:identical protein binding; IPI:IntAct
GO:0006914; P:autophagy; IEA:UniProtKB-KW
GO:0006888; P:ER to Golgi vesicle-mediated transport; IMP:SGD
GO:0006891; P:intra-Golgi vesicle-mediated transport; IMP:SGD
GO:0032851; P:positive regulation of Rab GTPase activity; IDA:GOC
Interpro
InterPro; IPR024096; NO_sig/Golgi_transp_ligand-bd
InterPro; IPR007194; TRAPP_component
InterPro; IPR016721; TRAPP_I_complex_Bet3
Pfam
Pfam; PF04051; TRAPP;
SMART
PROSITE
PRINTS