About Gene List

PF3D7_1448600 (VTI1)

Genome location: Pf3D7_14_v3:1,997,036..1,998,336(-)

Genome classification: Core

Function and Localization

Product Description: SNARE protein, putative

SignalP Peptide: N/A

# Transmembrane Domains: 1

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0012507 ER to Golgi transport vesicle membrane
Component GO:0005794 Golgi apparatus
Component GO:0031201 SNARE complex
Component GO:0005789 endoplasmic reticulum membrane
Component GO:0031902 late endosome membrane
Function GO:0005484 SNAP receptor activity
Function GO:0000149 SNARE binding
Process GO:0006896 Golgi to vacuole transport
Process GO:0006888 endoplasmic reticulum to Golgi vesicle-mediated transport
Process GO:0006891 intra-Golgi vesicle-mediated transport
Process GO:0006623 protein targeting to vacuole
Process GO:0031338 regulation of vesicle fusion
Process GO:0042147 retrograde transport, endosome to Golgi
Process GO:0048280 vesicle fusion with Golgi apparatus
Process GO:0016192 vesicle-mediated transport

Expression by stage (LR - Le Roch et al., and MCA - Malaria Cell Atlas):

Stage LR class MCA mean MCA prop. zeros
Sporozoite not expressed N/A N/A
Ring not expressed 0.20 0.90
Trophozoite not expressed 0.37 0.77
Schizont not expressed 0.17 0.88
Gametocyte expressed 0.92 0.58

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1448600

Resistome Missense Mutations: None

Resistome Compounds with Missense Mutations: None

Resistome # Samples with Disruptive Mutations: 0 (0 missense, 0 "interesting" missense)

Essentiality (ABS)

Zhang Phenotype: Non - Mutable in CDS

MIS: 0.145 | MFS: -2.594 | #Insertions: 0

PlasmoGEM Phenotype: Essential (Pb ortholog: PBANKA_1312300)

  • Relative Growth Rate: 0.07 ± 0.21
  • Confidence: 4.52

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IKY7

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_106463

No human ortholog(s)

Genetic Variation

MalariaGEN Pf7 (worldwide samples) # unique SNV/indels:

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 1 10 9 16
disruptive 5 26 18 35
missense 5 26 18 31

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 2 24 13 19
disruptive 8 61 41 65
missense 8 56 32 43

PlasmoDB Total SNPs: 93

Non-coding: 70 | Synonymous: 16 | Nonsynonymous: 7 | Stop Codon: 0

Protein Information

Protein Length: 253 | Molecular Weight (kDa): 29.955

UniProt ID(s): Q0ZAG0, Q8IKY7

PDB ID(s): None

Isoelectric Point: 5.91

Protein Domain Annotations:

Source Family ID Description
InterPro N/A N/A
PFam N/A N/A
Superfamily SSF58038 N/A

Associated Publications

PMID Title Authors DOI/Link
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104
30080296 Yeast dynamin and Ypt6 function in parallel for the endosome-to-Golgi retrievalof Snc1 Makaraci P, Delgado Cruz M, ..., Kim K 10.1002/cbin.11042
25512335 Btn3 regulates the endosomal sorting function of the yeast Ent3 epsin, an adaptorfor SNARE proteins Morvan J, de Craene JO, ..., Friant S 10.1242/jcs.159699
27385334 Improved reconstitution of yeast vacuole fusion with physiological SNAREconcentrations reveals an asymmetric Rab(GTP) requirement Zick M, Wickner W 10.1091/mbc.E16-04-0230
21441304 Btn3 is a negative regulator of Btn2-mediated endosomal protein trafficking andprion curing in yeast Kanneganti V, Kama R, Gerst JE 10.1091/mbc.E10-11-0878
23776654 Importance of the N-terminal domain of the Qb-SNARE Vti1p for different membranetransport steps in the yeast endosomal system Gossing M, Chidambaram S, Fischer von Mollard G 10.1371/journal.pone.0066304
19076069 TVP23 interacts genetically with the yeast SNARE VTI1 and functions in retrogradetransport from the early endosome to the late Golgi Stein IS, Gottfried A, Zimmermann J, Fischer von Mollard G 10.1042/BJ20081973