About Gene List

PF3D7_1420000 (SF3B4)

Genome location: Pf3D7_14_v3:828,485..830,942(-)

Genome classification: Core

Function and Localization

Product Description: splicing factor 3B subunit 4, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005686 U2 snRNP
Component GO:1990904 ribonucleoprotein complex
Component GO:0005681 spliceosomal complex
Function GO:0003723 RNA binding
Process GO:0008380 RNA splicing
Process GO:0000375 RNA splicing, via transesterification reactions
Process GO:0000398 mRNA splicing, via spliceosome

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

Stage LR class MCA mean MCA prop. zeros
Sporozoite expressed N/A N/A
Ring expressed 0.18 0.91
Trophozoite expressed 0.22 0.86
Schizont expressed 0.06 0.95
Gametocyte expressed 0.26 0.85

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1420000

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: 0.728 | MFS: -2.338 | #Insertions: 0

PlasmoGEM Phenotype: Slow (Pb ortholog: PBANKA_1023200)

  • Relative Growth Rate: 0.44 ± 0.31
  • Confidence: 3.71

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_1023200)

Modification: Disrupted | RMgm-2827

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8ILQ0

"Best" AlphaFill ligand hit: M2M (1-methoxy-2-(2-methoxyethoxy)ethane, Local RMSD=0.49) with 4ED5 (Global RMSD=6.42)

No associated EC numbers

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
P11940 Polyadenylate-binding protein 1 Homo sapiens OrthoDB MLS000030667MLS000074721MLS000074731MLS000029721...

Orthology Information

Ortholog Group (OrthoMCL): OG6_102421

Most Similar Human Ortholog: Q5SZ64

TM-align score: 0.56 | RMSD: 2.81

Seq Identity: 0.53 | Length: 118 / 484

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000143368 splicing factor 3b subunit 4

Protein Information

Protein Length: 484 | Molecular Weight (kDa): 53.723

UniProt ID(s): Q8ILQ0

PDB ID(s): None

Isoelectric Point: 5.38

Protein Domain Annotations:

Source Family ID Description
InterPro IPR000504 RNA recognition motif domain
InterPro IPR034158 SF3B4, RNA recognition motif 1
InterPro IPR034159 SF3B4, RNA recognition motif 2
InterPro IPR035979 RNA-binding domain superfamily
PFam PF00076 RNA recognition motif domain
Superfamily SSF54928 RNA-binding domain superfamily

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 11 20 17 32
disruptive 17 52 31 91
missense 8 33 21 52

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 13 51 25 28
disruptive 25 120 45 155
missense 13 76 31 80

PlasmoDB Total SNPs: 97

Non-coding: 45 | Synonymous: 34 | Nonsynonymous: 18 | Stop Codon: 0

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