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Protein

Epsin-1

Gene

ENT1

Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
Status
Reviewed-Annotation score: Annotation score: 5 out of 5-Experimental evidence at protein leveli

Functioni

Binds to membranes enriched in phosphatidylinositol 3,5-bisphosphate (PtdIns(3,5)P2) and phosphatidylinositol 4,5-bisphosphate (PtdIns(4,5)P2). Required for endocytosis and localization of actin. Negatively regulated via phosphorylation.3 Publications

GO - Molecular functioni

  • clathrin binding Source: SGD
  • lipid binding Source: UniProtKB-KW
  • ubiquitin binding Source: SGD

GO - Biological processi

  • actin cortical patch assembly Source: SGD
  • actin filament organization Source: SGD
  • endocytosis Source: SGD

Keywordsi

Biological processEndocytosis
LigandLipid-binding

Enzyme and pathway databases

BioCyciYEAST:G3O-29555-MONOMER.

Names & Taxonomyi

Protein namesi
Recommended name:
Epsin-1
Gene namesi
Name:ENT1
Ordered Locus Names:YDL161W
OrganismiSaccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
Taxonomic identifieri559292 [NCBI]
Taxonomic lineageiEukaryotaFungiDikaryaAscomycotaSaccharomycotinaSaccharomycetesSaccharomycetalesSaccharomycetaceaeSaccharomyces
Proteomesi
  • UP000002311 Componenti: Chromosome IV

Organism-specific databases

EuPathDBiFungiDB:YDL161W.
SGDiS000002320. ENT1.

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cell wall Cytoskeleton Vacuole Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Cytoplasm, Membrane

Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Mutagenesisi395T → A or E: No phosphorylation. 1 Publication1
Mutagenesisi415T → A or E: No phosphorylation. 1 Publication1

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00000745241 – 454Epsin-1Add BLAST454

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei160PhosphothreonineCombined sources1
Modified residuei163PhosphoserineCombined sources1
Modified residuei180PhosphothreonineCombined sources1
Modified residuei328PhosphoserineCombined sources1
Cross-linki357Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)Combined sources
Modified residuei364PhosphothreonineCombined sources1
Modified residuei366PhosphothreonineCombined sources1
Modified residuei384PhosphothreonineCombined sources1
Modified residuei386PhosphothreonineCombined sources1
Modified residuei388PhosphothreonineCombined sources1
Modified residuei395Phosphothreonine; by PRK11 Publication1
Modified residuei415Phosphothreonine; by PRK11 Publication1

Keywords - PTMi

Isopeptide bond, Phosphoprotein, Ubl conjugation

Proteomic databases

MaxQBiQ12518.
PRIDEiQ12518.

PTM databases

iPTMnetiQ12518.

Interactioni

Subunit structurei

Interacts with EDE1 and PAN1.2 Publications

Binary interactionsi

Show more details

GO - Molecular functioni

  • clathrin binding Source: SGD
  • ubiquitin binding Source: SGD

Protein-protein interaction databases

BioGridi31902. 170 interactors.
DIPiDIP-957N.
ELMiQ12518.
IntActiQ12518. 13 interactors.
MINTiMINT-372554.
STRINGi4932.YDL161W.

Structurei

Secondary structure

1454
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details
Feature keyPosition(s)DescriptionActionsGraphical viewLength
Helixi18 – 26Combined sources9
Helixi36 – 45Combined sources10
Helixi49 – 63Combined sources15
Helixi67 – 69Combined sources3
Helixi70 – 86Combined sources17
Helixi89 – 97Combined sources9
Helixi99 – 104Combined sources6
Helixi105 – 107Combined sources3
Helixi119 – 134Combined sources16
Helixi136 – 146Combined sources11

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
5AHVelectron microscopy13.60E1-154[»]
5LOZX-ray1.95A17-150[»]
ProteinModelPortaliQ12518.
SMRiQ12518.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Domaini11 – 143ENTHAdd BLAST133
Domaini165 – 184UIM 1Add BLAST20
Domaini189 – 208UIM 2Add BLAST20

Region

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Regioni447 – 454Clathrin-binding8

Compositional bias

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Compositional biasi211 – 349Gln-richAdd BLAST139

Sequence similaritiesi

Belongs to the epsin family.Curated

Keywords - Domaini

Repeat

Phylogenomic databases

GeneTreeiENSGT00890000140675.
HOGENOMiHOG000216614.
InParanoidiQ12518.
KOiK12471.
OMAiMPAKENM.
OrthoDBiEOG092C4BNK.

Family and domain databases

Gene3Di1.25.40.90. 1 hit.
InterProiView protein in InterPro
IPR013809. ENTH.
IPR008942. ENTH_VHS.
IPR003903. UIM_dom.
PfamiView protein in Pfam
PF01417. ENTH. 1 hit.
SMARTiView protein in SMART
SM00273. ENTH. 1 hit.
SM00726. UIM. 2 hits.
SUPFAMiSSF48464. SSF48464. 1 hit.
PROSITEiView protein in PROSITE
PS50942. ENTH. 1 hit.
PS50330. UIM. 2 hits.

Sequencei

Sequence statusi: Complete.

Q12518-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MSKQFVRSAK NLVKGYSSTQ VLVRNATSND NHQVSKDSLI ELAEKSYDSA
60 70 80 90 100
DFFEIMDMLD KRLNDKGKYW RHIAKALTVI DYLIRFGSEN CVLWCRENLY
110 120 130 140 150
IIKTLKEFRH EDDEGIDQGQ IVRVKAKELT ALLSDDERLN EERNMNIKGR
160 170 180 190 200
NRKGRRRRGT GRSDENDDDL QRAISASRLT AEEDERRRKQ DEDYETALQL
210 220 230 240 250
SKEEEELKRL QDLQRMQQQQ GQQQLQQPMY YDIFGNPITP EEYAQFQLQQ
260 270 280 290 300
QQQQQQQQLQ QQPMYYDVFG NPITPEELAQ FQQQQQLQEQ QYLASMQQQQ
310 320 330 340 350
QAMSNNPFAK SEQSSSSPKR NQLVAASSPQ QLQQQKQQEP LIQNRTGNQS
360 370 380 390 400
MTDKYSKLNE LLATGTGIDT FGNVGEARIP AQHTKTGTFI NSQGTGYRQV
410 420 430 440 450
SDDPNHNPFL NSQYTGLPST SVVPTQTGYG FGNQSQQQSQ NNGSNNRGYT

LIDL
Length:454
Mass (Da):52,352
Last modified:November 1, 1996 - v1
Checksum:i37447FB4A6449256
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
Z74210 Genomic DNA. Translation: CAA98736.1.
Z67750 Genomic DNA. Translation: CAA91585.1.
BK006938 Genomic DNA. Translation: DAA11698.1.
PIRiS61052.
RefSeqiNP_010120.1. NM_001180221.1.

Genome annotation databases

EnsemblFungiiYDL161W; YDL161W; YDL161W.
GeneIDi851392.
KEGGisce:YDL161W.

Similar proteinsi

Entry informationi

Entry nameiENT1_YEAST
AccessioniPrimary (citable) accession number: Q12518
Secondary accession number(s): D6VRI8
Entry historyiIntegrated into UniProtKB/Swiss-Prot: April 26, 2005
Last sequence update: November 1, 1996
Last modified: November 22, 2017
This is version 145 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programFungal Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Reference proteome

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families
  3. Yeast
    Yeast (Saccharomyces cerevisiae): entries, gene names and cross-references to SGD
  4. Yeast chromosome IV
    Yeast (Saccharomyces cerevisiae) chromosome IV: entries and gene names