About Gene List

PF3D7_0708400 (HSP90)

Genome location: Pf3D7_07_v3:380,449..385,546(+)

Genome classification: Core

Function and Localization

Product Description: heat shock protein 90

SignalP Peptide: N/A

# Transmembrane Domains: 0

EC Numbers: None

Curated GO (PlasmoDB):

Type GO Term Name
Component GO:0009986 cell surface
Component GO:0005737 cytoplasm
Component GO:0005829 cytosol
Component GO:1903561 extracellular vesicle
Component GO:0020020 food vacuole
Component GO:0005634 nucleus
Component GO:0048471 perinuclear region of cytoplasm
Component GO:0005886 plasma membrane
Component GO:0032991 protein-containing complex
Function GO:0016887 ATP hydrolysis activity
Function GO:0003723 RNA binding
Function GO:0005515 protein binding
Function GO:0051082 unfolded protein binding
Process GO:0034605 cellular response to heat
Process GO:0006457 protein folding
Process GO:0050821 protein stabilization
Process GO:1901725 regulation of histone deacetylase activity

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 3.48 0.05
Trophozoite expressed 4.00 0.00
Schizont expressed 1.68 0.35
Gametocyte expressed 2.73 0.08

More info:

Resistome Mutations

Old (Pf3D7v3) Gene ID: PF3D7_0708400

Resistome Missense Mutations: A41S

Resistome Compounds with Missense Mutations: AUY922

Resistome # Samples with Disruptive Mutations: 1 (1 missense, 1 "interesting" missense)

Essentiality (ABS)

Zhang Phenotype: Non - Mutable in CDS

MIS: 0.236 | MFS: -2.653 | #Insertions: 0

PlasmoGEM Phenotype: Essential (Pb ortholog: PBANKA_1437300)

  • Relative Growth Rate: 0.07 ± 0.07
  • Confidence: 6.63

RMgmDB ABS Phenotype: Different from wild type (Pb ortholog: PBANKA_0805700)

Modification: Disrupted | RMgm-2313

More info: PhenoPlasm Link

Binding Evidence

AlphaFill Uniprot ID: Q8IC05

"Best" AlphaFill ligand hit: RDC (monorden, Local RMSD=0.49) with 4EGK (Global RMSD=8.02)

No associated EC numbers

Orthology to BindingDB Entries:

UniProt Protein Name Species Homology Source BindingDB Ligands
P07901 Heat shock protein HSP 90-alpha Mus musculus HOGENOM, OrthoDB CHEMBL191786CHEMBL364456CHEMBL195869CHEMBL370247...
C4YTQ8 ATP-dependent molecular chaperone HSP82 Candida albicans HOGENOM MLS000089236MLS000034735MLS000075315MLS000027935...
P14625 Endoplasmin HOGENOM, OrthoDB CHEMBL3235333CHEMBL3235334CHEMBL3235335CHEMBL3235336...
P08238 Heat shock protein HSP 90-beta Homo sapiens HOGENOM, OrthoDB TanespimycinMicrolactone, 1VER-00063579CCT018159 analog 2...
P02829 ATP-dependent molecular chaperone HSP82 Saccharomyces cerevisiae HOGENOM, OrthoDB Purine-Based Inhibitor 11Microlactone, 1Microlactone, 1Microlactone, 15a...
Q76LV2 Heat shock protein HSP 90-alpha HOGENOM, OrthoDB US10889552, Compound 11aUS10889552, Compound 11bUS10889552, Compound 11cUS10889552, Compound 11d...
P07900 Heat shock protein HSP 90-alpha Homo sapiens HOGENOM, OrthoDB, OrthoMCL BLAST Benzisoxazole, 6Benzisoxazole, 15Benzisoxazole, 17Benzisoxazole, 18...
P46598 Heat shock protein 90 homolog HOGENOM, OrthoDB US11312722, Compound 20US11312722, Compound 21US11312722, Compound 22US11312722, Compound 23...
P41148 Endoplasmin Canis familiaris OrthoDB CHEMBL211295CHEMBL377559CHEMBL209356Tanespimycin...
Q58FG1 Putative heat shock protein HSP 90-alpha A4 OrthoMCL BLAST 17-(3-trifluoromethylphenylamino)-17-demethoxygeldanamycin (2y)TANESPIMYCINGELDANAMYCIN17-AAG...

Orthology Information

Ortholog Group (OrthoMCL): OG6_100204

Most Similar Human Ortholog: P08238

TM-align score: 0.91 | RMSD: 1.89

Seq Identity: 0.69 | Length: 674 / 745

All Human Orthologs (OrthoMCL):

Gene ID Description
ENSG00000080824 heat shock protein 90 alpha family class A member 1
ENSG00000096384 heat shock protein 90 alpha family class B member 1
ENSG00000166598 heat shock protein 90 beta family member 1

Protein Information

Protein Length: 745 | Molecular Weight (kDa): 86.166

UniProt ID(s): Q25869, Q25882, Q25883, Q8IC05

PDB ID(s): 3K60

Isoelectric Point: 4.65

Protein Domain Annotations:

Source Family ID Description
InterPro IPR001404 Heat shock protein Hsp90 family
InterPro IPR003594 Histidine kinase/HSP90-like ATPase
InterPro IPR019805 Heat shock protein Hsp90, conserved site
InterPro IPR020568 Ribosomal protein S5 domain 2-type fold
InterPro IPR020575 Heat shock protein Hsp90, N-terminal
InterPro IPR036890 Histidine kinase/HSP90-like ATPase superfamily
InterPro IPR037196 HSP90, C-terminal domain
PFam PF00183 Heat shock protein Hsp90 family
PFam PF02518 Histidine kinase/HSP90-like ATPase
Superfamily SSF110942 HSP90, C-terminal domain
Superfamily SSF54211 Ribosomal protein S5 domain 2-type fold
Superfamily SSF55874 Histidine kinase/HSP90-like ATPase superfamily

Genetic Variation

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

Homozygous genotype calls only

variant type common rare doubleton singleton
synonymous 7 23 22 55
disruptive 27 34 19 40
missense 7 14 9 22

Any inclusion in genotype call

variant type common rare doubleton singleton
synonymous 13 79 20 40
disruptive 60 65 34 119
missense 16 30 20 75

PlasmoDB Total SNPs: 301

Non-coding: 258 | Synonymous: 32 | Nonsynonymous: 11 | Stop Codon: 0

Associated Publications

PMID Title Authors DOI/Link
16267556 A protein interaction network of the malaria parasite Plasmodium falciparum. LaCount DJ, Vignali M, ..., Hughes RE 10.1038/nature04104
20140477 Characterization of Plasmodium falciparum co-chaperone p23: its intrinsicchaperone activity and interaction with Hsp90. Chua CS, Low H, Goo KS, Sim TS 10.1007/s00018-010-0275-0
21136929 Food vacuole proteome of the malarial parasite Plasmodium falciparum. Lamarque M, Tastet C, ..., Dubremetz JF 10.1002/prca.200700112
22100910 Molecular analysis of Plasmodium falciparum co-chaperone Aha1 supports itsinteraction with and regulation of Hsp90 in the malaria parasite. Chua CS, Low H, Lehming N, Sim TS 10.1016/j.biocel.2011.10.021
26317863 Characterization of Precursor PfHsp60 in Plasmodium falciparum Cytosol during ItsAsexual Development in Human Erythrocytes. Padma Priya P, Grover M, Tatu US, Natarajan V 10.1371/journal.pone.0136401
26988354 Analysis of the interactome of the Ser/Thr Protein Phosphatase type 1 inPlasmodium falciparum. Hollin T, De Witte C, ..., Khalife J 10.1186/s12864-016-2571-z
28944300 Proteomic analysis of extracellular vesicles from a Plasmodium falciparum Kenyanclinical isolate defines a core parasite secretome. Abdi A, Yu L, ..., Rayner J 10.12688/wellcomeopenres.11910.2
30323024 Plasmodium falciparum Cyclic G MP-Dependent Protein Kinase Interacts with a Subunit of the Parasite Proteasome Govindasamy K, Khan R, ..., Bhanot P 10.1128/IAI.00523-18
30379851 Identification of Plasmodium falciparum nuclear proteins by mass spectrometry andproposed protein annotation. Briquet S, Ourimi A, ..., Vaquero C 10.1371/journal.pone.0205596
30682336 Proteomic analysis of Plasmodium falciparum histone deacetylase 1 complexproteins. Engel JA, Norris EL, ..., Andrews KT 10.1016/j.exppara.2019.01.008
33906926 Functional Characterization of the m(6)A-Dependent Translational Modulator PfYTH Sinha A, Baumgarten S, ..., Scherf A 10.1128/mBio.00661-21