About Gene List

PF3D7_1115600 (CYP19B)

Genome location: Pf3D7_11_v3:589,237..591,038(-)

Genome classification: Core

Function and Localization

Product Description: peptidyl-prolyl cis-trans isomerase

SignalP Peptide: MNKLVSIILVIFFLFHKYALC

# Transmembrane Domains: 0

EC Numbers: 5.2.1.8 (Peptidylprolyl isomerase)

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0005737 cytoplasm
Component GO:0005829 cytosol
Component GO:0005783 endoplasmic reticulum
Component GO:0043231 intracellular membrane-bounded organelle
Function GO:0016018 cyclosporin A binding
Function GO:0003755 peptidyl-prolyl cis-trans isomerase activity
Process GO:0006457 protein folding
Process GO:0000413 protein peptidyl-prolyl isomerization

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 0.17 0.91
Trophozoite expressed 0.63 0.65
Schizont expressed 0.62 0.67
Gametocyte expressed 0.29 0.84

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_1115600

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: 1 | MFS: 0.755 | #Insertions: 2

PlasmoGEM Phenotype: N/A

RMgmDB ABS Phenotype: Not different from wild type (Pb ortholog: PBANKA_0932200)

Modification: Disrupted | RMgm-253

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IIK8

"Best" AlphaFill ligand hit: LSA (saccharin, Local RMSD=0.06) with 4N1O (Global RMSD=1.38)

BRENDA EC Inhibitors:

EC # Name EC Inhibitors
5.2.1.8 peptidylprolyl isomerase ATPNEMSDSPCMBFK506QAEGPKAla-ProjugloneSer-ProGPI-1046RNase T1Rapamycin...

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
P23284 Peptidyl-prolyl cis-trans isomerase B Homo sapiens HOGENOM, OrthoDB US8901295, F607Aryl 1-indanylketone, 3Aryl 1-indanylketone, 4US8901295, F428...
P45877 Peptidyl-prolyl cis-trans isomerase C Homo sapiens HOGENOM, OMA, OrthoDB CHEMBL2424822
Q08752 Peptidyl-prolyl cis-trans isomerase D Homo sapiens OrthoDB Aryl 1-indanylketone, 1Aryl 1-indanylketone, 2US8901295, F428US8901295, F671...

Orthology Information

Ortholog Group (OrthoMCL): OG6_100844

Most Similar Human Ortholog: A0A7P0Z497

TM-align score: 0.89 | RMSD: 1.49

Seq Identity: 0.51 | Length: 170 / 195

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000166794 peptidylprolyl isomerase B
ENSG00000168938 peptidylprolyl isomerase C

Protein Information

Protein Length: 195 | Molecular Weight (kDa): 21.731

UniProt ID(s): Q27745, Q8IIK8

PDB ID(s): None

Isoelectric Point: 7.51

Protein Domain Annotations:

Source Family ID Description
InterPro IPR002130 Cyclophilin-type peptidyl-prolyl cis-trans isomerase domain
InterPro IPR020892 Cyclophilin-type peptidyl-prolyl cis-trans isomerase, conserved site
InterPro IPR024936 Cyclophilin-type peptidyl-prolyl cis-trans isomerase
InterPro IPR029000 Cyclophilin-like domain superfamily
PFam PF00160 Cyclophilin-type peptidyl-prolyl cis-trans isomerase domain
Superfamily SSF50891 Cyclophilin-like domain superfamily

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 4 14 7 9
disruptive 0 8 7 12
missense 0 8 7 12

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 5 25 10 7
disruptive 0 24 17 43
missense 0 20 14 30

PlasmoDB Total SNPs: 125

Non-coding: 119 | Synonymous: 3 | Nonsynonymous: 3 | Stop Codon: 0

Associated Publications

PMID Title Authors DOI/Link
7588714 Molecular and biochemical characterization of a Plasmodium falciparum cyclophilincontaining a cleavable signal sequence. Hirtzlin J, Farber PM, Franklin RM, Bell A https://pubmed.ncbi.nlm.nih.gov/7588714/
12368864 Genome sequence of the human malaria parasite Plasmodium falciparum. Gardner MJ, Hall N, ..., Barrell B 10.1038/nature01097
12906882 Cyclosporin-binding proteins of Plasmodium falciparum. Gavigan CS, Kiely SP, Hirtzlin J, Bell A 10.1016/s0020-7519(03)00125-5
19294420 Return to sender: use of Plasmodium ER retrieval sequences to study proteintransport in the infected erythrocyte and predict putative ER protein families. Kulzer S, Gehde N, Przyborski JM 10.1007/s00436-009-1397-x