About Gene List

PF3D7_1031200 (MORN1)

Genome location: Pf3D7_10_v3:1,256,560..1,258,903(+)

Genome classification: Core

Function and Localization

Product Description: MORN repeat-containing protein 1

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: 2.7.1.68 (1-phosphatidylinositol-4-phosphate 5-kinase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0045178 basal part of cell
Component GO:0070258 inner membrane pellicle complex

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 0.03 0.99
Trophozoite expressed 0.03 0.99
Schizont expressed 0.95 0.57
Gametocyte expressed 0.19 0.89

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1031200

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: 0.36 | MFS: -2.529 | #Insertions: 0

PlasmoGEM Phenotype: Dispensable (Pb ortholog: PBANKA_0515200)

  • Relative Growth Rate: 1.00 ± 0.09
  • Confidence: 6.22

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_0515200)

Modification: Disrupted | RMgm-2006

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IJ93

"Best" AlphaFill ligand hit: CHT (choline ion, Local RMSD=0.02) with 7PL5 (Global RMSD=12.31)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
2.7.1.68 1-phosphatidylinositol-4-phosphate 5-kinase ATPADPNEMEDTAPCMBGSSGZnSO4Cutsumheparincysteinesperminequercetin...

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
Q8WTS6 Histone-lysine N-methyltransferase SETD7 OrthoMCL BLAST CHEMBL3238424CHEMBL3414622CHEMBL3414624CHEMBL3414622...

Orthology Information

Ortholog Group (OrthoMCL): OG6_103379

No human ortholog(s)

Protein Information

Protein Length: 364 | Molecular Weight (kDa): 41.45

UniProt ID(s): Q8IJ93

PDB ID(s): None

Isoelectric Point: 5.94

Protein Domain Annotations:

Source Family ID Description
InterPro IPR003409 MORN motif
PFam PF02493 MORN motif
Superfamily SSF82185 N/A

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 1 16 10 28
disruptive 3 12 4 21
missense 3 12 4 19

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 5 41 17 23
disruptive 4 41 29 101
missense 4 33 27 59

PlasmoDB Total SNPs: 142

Non-coding: 130 | Synonymous: 9 | Nonsynonymous: 3 | 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
18310354 MORN1 has a conserved role in asexual and sexual development across theapicomplexa. Ferguson DJ, Sahoo N, ..., Gubbels MJ 10.1128/EC.00021-08
31097714 An essential contractile ring protein controls cell division in Plasmodiumfalciparum. Rudlaff RM, Kraemer S, Streva VA, Dvorin JD 10.1038/s41467-019-10214-z
20808817 A Toxoplasma MORN1 null mutant undergoes repeated divisions but is defective inbasal assembly, apicoplast division and cytokinesis Lorestani A, Sheiner L, ..., Gubbels MJ 10.1371/journal.pone.0012302
35573773 Toxoplasma gondii's Basal Complex: The Other Apicomplexan Business End IsMultifunctional Gubbels MJ, Ferguson DJP, ..., Engelberg K 10.3389/fcimb.2022.882166
35941170 Proteomic characterization of the Toxoplasma gondii cytokinesis machineryportrays an expanded hierarchy of its assembly and function Engelberg K, Bechtel T, ..., Gubbels MJ 10.1038/s41467-022-32151-0
34878291 The Basal Complex Protein PfMORN1 Is Not Required for Asexual Replication ofPlasmodium falciparum Moran CJ, Dvorin JD 10.1128/msphere.00895-21
26763910 Pellicle formation in the malaria parasite Kono M, Heincke D, ..., Gilberger TW 10.1242/jcs.181230
26318396 A MORN Repeat Protein Facilitates Protein Entry into the Flagellar Pocket ofTrypanosoma brucei Morriswood B, Schmidt K 10.1128/EC.00094-15
23027733 Targeted proteomic dissection of Toxoplasma cytoskeleton sub-compartments usingMORN1 Lorestani A, Ivey FD, ..., Gubbels MJ 10.1002/cm.21077
25950173 Ciprofloxacin Derivatives Affect Parasite Cell Division and Increase the Survivalof Mice Infected with Toxoplasma gondii Martins-Duarte ES, Dubar F, ..., Vommaro RC 10.1371/journal.pone.0125705
37737012 Characterisation of TbSmee1 suggests endocytosis allows surface-bound cargo toenter the trypanosome flagellar pocket Schichler D, Konle A, ..., Morriswood B 10.1242/jcs.261548
16684814 A MORN-repeat protein is a dynamic component of the Toxoplasma gondii celldivision apparatus Gubbels MJ, Vaishnava S, ..., Striepen B 10.1242/jcs.02949
26840427 A MORN1-associated HAD phosphatase in the basal complex is essential forToxoplasma gondii daughter budding Engelberg K, Ivey FD, ..., Gubbels MJ 10.1111/cmi.12574