About Gene List

PF3D7_0501200 (PIESP2)

Genome location: Pf3D7_05_v3:63,225..66,292(+)

Genome classification: Core

Function and Localization

Product Description: parasite-infected erythrocyte surface protein

SignalP Peptide: N/A

# Transmembrane Domains: 3

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0020036 Maurer's cleft
Component GO:0009986 cell surface
Component GO:0030430 host cell cytoplasm
Component GO:0044228 host cell surface
Component GO:0005634 nucleus
Function GO:0046812 host cell surface binding
Function GO:0005515 protein binding

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 expressed 0.34 0.85
Trophozoite expressed 1.05 0.50
Schizont expressed 0.11 0.94
Gametocyte not expressed 0.11 0.94

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0501200

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: Mutable in CDS

MIS: 0.988 | MFS: -2.573 | #Insertions: 1

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: N/A

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8I488

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_533741

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 6 3 9
disruptive 29 34 19 66
missense 24 25 11 44

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 3 12 8 17
disruptive 39 98 45 114
missense 28 66 35 51

PlasmoDB Total SNPs: 162

Non-coding: 104 | Synonymous: 43 | Nonsynonymous: 15 | Stop Codon: 0

Protein Information

Protein Length: 408 | Molecular Weight (kDa): 48.721

UniProt ID(s): Q8I488

PDB ID(s): None

Isoelectric Point: 7.17

Protein Domain Annotations:

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

Associated Publications

PMID Title Authors DOI/Link
12368867 Sequence of Plasmodium falciparum chromosomes 1, 3-9 and 13. Hall N, Pain A, ..., Barrell BG 10.1038/nature01095
15287581 Proteomics approach reveals novel proteins on the surface of malaria-infectederythrocytes. Florens L, Liu X, ..., Wu Y https://pubmed.ncbi.nlm.nih.gov/15287581/
15671043 Proteomic analysis identifies novel proteins of the Maurer's clefts, a secretorycompartment delivering Plasmodium falciparum proteins to the surface of its hostcell. Vincensini L, Richert S, ..., Braun Breton C 10.1074/mcp.M400176-MCP200
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104
25615740 New Export Pathway in Plasmodium falciparum-Infected Erythrocytes: Role of theParasite Group II Chaperonin, PfTRiC. Mbengue A, Vialla E, ..., Braun-Breton C 10.1111/tra.12266
29100811 Plasmodium falciparum exported protein PFE60 influences Maurer's cleftsarchitecture and virulence complex composition. Zhang M, Faou P, Maier AG, Rug M 10.1016/j.ijpara.2017.09.003
29162636 Quantitative Proteomic Profiling Reveals Novel Plasmodium falciparum SurfaceAntigens and Possible Vaccine Candidates. Nilsson Bark SK, Ahmad R, ..., Marti M 10.1074/mcp.RA117.000076
30379851 Identification of Plasmodium falciparum nuclear proteins by mass spectrometry andproposed protein annotation. Briquet S, Ourimi A, ..., Vaquero C 10.1371/journal.pone.0205596
31476617 A High-Resolution Map of SBP1 Interactomes in Plasmodium falciparum-infectedErythrocytes. Takano R, Kozuka-Hata H, ..., Kato K 10.1016/j.isci.2019.07.035
32184257 Role of Plasmodium falciparum Protein G EXP07 in Maurer's Cleft Morphology, Knob Architecture, and P. falciparum E MP1 Trafficking McHugh E, Carmo OMS, ..., Dixon MWA 10.1128/mBio.03320-19
33631268 Identification of Plasmodium falciparum-specific protein PIESP2 as a novelvirulence factor related to cerebral malaria. Liu X, Wu Y, ..., Liang J 10.1016/j.ijbiomac.2021.02.145
34535134 The prevalence and density of asymptomatic Plasmodium falciparum infections amongchildren and adults in three communities of western Kenya Salgado C, Ayodo G, ..., Tran TM 10.1186/s12936-021-03905-w
29716542 In-depth comparative analysis of malaria parasite genomes reveals protein-codinggenes linked to human disease in Plasmodium falciparum genome Liu X, Wang Y, ..., Zhao G 10.1186/s12864-018-4654-5