About Gene List

PF3D7_1137800 (SPELD)

Genome location: Pf3D7_11_v3:1,480,900..1,481,526(-)

Genome classification: Core

Function and Localization

Product Description: sporozoite surface protein essential for liver stage development, putative

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0009986 cell surface
Component GO:0005886 plasma membrane
Component GO:0020005 symbiont-containing vacuole membrane
Process GO:0048469 cell maturation

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

Stage LR class MCA mean MCA prop. zeros
Sporozoite no data N/A N/A
Ring no data 0.06 0.96
Trophozoite no data 0.00 1.00
Schizont no data 0.03 0.98
Gametocyte no data 0.08 0.95

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1137800

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 *tentative

MIS: 1 | MFS: -1.009 | #Insertions: 0

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: Not different from wild type (Pb ortholog: PBANKA_0910900)

Modification: Tagged | RMgm-4073

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: C6S3F9

"Best" AlphaFill ligand hit: No AlphaFill hits

No associated EC numbers

No evidence of orthology to BindingDB entries

Orthology Information

Ortholog Group (OrthoMCL): OG6_533353

No human ortholog(s)

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 2 12 4 10
disruptive 6 13 15 26
missense 6 13 13 25

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 6 20 7 20
disruptive 9 39 22 47
missense 7 34 20 36

PlasmoDB Total SNPs: 35

Non-coding: 23 | Synonymous: 3 | Nonsynonymous: 9 | Stop Codon: 0

Protein Information

Protein Length: 151 | Molecular Weight (kDa): 17.899

UniProt ID(s): C6S3F9

PDB ID(s): None

Isoelectric Point: 8.8

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
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
28067322 A Novel and Conserved Plasmodium Sporozoite Membrane Protein SPELD is Requiredfor Maturation of Exo-erythrocytic Forms. Al-Nihmi FM, Kolli SK, ..., Kumar KA 10.1038/srep40407
28759593 Proteogenomic analysis of the total and surface-exposed proteomes of Plasmodiumvivax salivary gland sporozoites. Swearingen KE, Lindner SE, ..., Mikolajczak SA https://pubmed.ncbi.nlm.nih.gov/28759593/
34252120 Screening of viral-vectored P. falciparum pre-erythrocytic candidate vaccineantigens using chimeric rodent parasites Kolli SK, Salman AM, ..., Janse CJ 10.1371/journal.pone.0254498
37703302 Preliminary characterization of Plasmodium vivax sporozoite antigens aspre-erythrocytic vaccine candidates Nicholas J, De SL, ..., Adams JH 10.1371/journal.pntd.0011598