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Center for Computational Systems Medicine
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Protein Summary

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AS Summary

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Protein Functional Features

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Gene Isoform Structures and Expression Levels

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Protein Structures

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pLDDT Score Distribution

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Ramachandran Plot of Protein Structures

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Potential Active Site Information

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Protein Structure and Feature Comparision

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Protein-Protein Interaction

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Related Drugs

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Related Diseases

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Clinically Important Variants

Protein:APOBEC3F

Protein Summary

check button Gene summary
Gene name: APOBEC3F
ASpdb.0 ID: 200316
Gene
Gene symbol

APOBEC3F

Gene ID

200316

Gene nameapolipoprotein B mRNA editing enzyme catalytic subunit 3F
SynonymsA3F|ARP8|BK150C2.4.MRNA|KA6
Cytomap

22q13.1

Type of geneprotein-coding
DescriptionDNA dC->dU-editing enzyme APOBEC-3Fapolipoprotein B editing enzyme catalytic polypeptide-like 3Fapolipoprotein B mRNA editing enzyme cytidine deaminaseapolipoprotein B mRNA-editing enzyme catalytic polypeptide-like 3Finduced upon T-cell activation
Modification date20240411
UniProtAcc

Q8IUX4


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneAPOBEC3F

GO:0000932

P-body

16699599|22915799

GeneAPOBEC3F

GO:0002230

positive regulation of defense response to virus by host

17121840

GeneAPOBEC3F

GO:0003723

RNA binding

11863358

GeneAPOBEC3F

GO:0004126

cytidine deaminase activity

17121840

GeneAPOBEC3F

GO:0005737

cytoplasm

16527742|16699599|21835787

GeneAPOBEC3F

GO:0008270

zinc ion binding

11863358

GeneAPOBEC3F

GO:0010526

retrotransposon silencing

16527742

GeneAPOBEC3F

GO:0016553

base conversion or substitution editing

17121840

GeneAPOBEC3F

GO:0044029

positive regulation of gene expression via chromosomal CpG island demethylation

21496894

GeneAPOBEC3F

GO:0044355

clearance of foreign intracellular DNA

20062055

GeneAPOBEC3F

GO:0045071

negative regulation of viral genome replication

16378963|17121840

GeneAPOBEC3F

GO:0045087

innate immune response

17121840

GeneAPOBEC3F

GO:0045869

negative regulation of single stranded viral RNA replication via double stranded DNA intermediate

17121840|21835787

GeneAPOBEC3F

GO:0048525

negative regulation of viral process

17121840

GeneAPOBEC3F

GO:0051607

defense response to virus

21835787|22915799

GeneAPOBEC3F

GO:0070383

DNA cytosine deamination

21835787

GeneAPOBEC3F

GO:1990904

ribonucleoprotein complex

16699599



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
Q8IUX4-1Q8IUX4-1_5hx4_A.pdb5HX4X-ray1.92A190373

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
Q8IUX4APOBEC3FQ8IUX4-1Q8IUX4-2373795879SubstitutionVYSQPEHHAEMCFLSWFCGNQLVPPGLQSLCRQELSQLGKQTTH5879
Q8IUX4APOBEC3FQ8IUX4-1Q8IUX4-23737980373Deletionnonenone7979
Q8IUX4APOBEC3FQ8IUX4-1Q8IUX4-337310159113SubstitutionYSQPEHHAEMCFLSWFCGNQLPAYKCFQITWFVSWTPCPDCVAKLAEFLAEHPNVPRSFIRAPFQVLSSPFGQCAPPHGTAQVQWPPQLTAGREQGRP59101
Q8IUX4APOBEC3FQ8IUX4-1Q8IUX4-3373101114373Deletionnonenone101101

check buttonMultiple sequence alignment of our canonical and alternatively spliced APOBEC3F

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of APOBEC3F
UniProt-idENSGENSTENSP
Q8IUX4-1ENSG00000128394.17ENST00000308521.10ENSP00000309749.5
Q8IUX4-3ENSG00000128394.17ENST00000381565.2ENSP00000370977.2

UniProt-idNM IDNP ID
Q8IUX4-1NM_145298.5NP_660341.2
Q8IUX4-3NM_001006666.1NP_001006667.1

check buttonAmino acid sequences of our canonical and alternatively spliced APOBEC3F
accession_idProtein sequence
Q8IUX4-1MKPHFRNTVERMYRDTFSYNFYNRPILSRRNTVWLCYEVKTKGPSRPRLDAKIFRGQVYSQPEHHAEMCFLSWFCGNQLPAYKCFQITWF
VSWTPCPDCVAKLAEFLAEHPNVTLTISAARLYYYWERDYRRALCRLSQAGARVKIMDDEEFAYCWENFVYSEGQPFMPWYKFDDNYAFL
HRTLKEILRNPMEAMYPHIFYFHFKNLRKAYGRNESWLCFTMEVVKHHSPVSWKRGVFRNQVDPETHCHAERCFLSWFCDDILSPNTNYE
VTWYTSWSPCPECAGEVAEFLARHSNVNLTIFTARLYYFWDTDYQEGLRSLSQEGASVEIMGYKDFKYCWENFVYNDDEPFKPWKGLKYN
Q8IUX4-2
Q8IUX4-3MKPHFRNTVERMYRDTFSYNFYNRPILSRRNTVWLCYEVKTKGPSRPRLDAKIFRGQVPRSFIRAPFQVLSSPFGQCAPPHGTAQVQWPP

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
APOBEC3F (go to UniProt):Q8IUX4

check buttonRetention analysis result of protein across 39 protein features of UniProt such as six molecule processing features, 13 region features, four site features, six amino acid modification features, two natural variation features, five experimental info features, and 3 secondary structure features. Here, because of limited space for viewing, we only show the protein feature retention information belong to the 13 regional features. All retention annotation result can be downloaded at

download page

* Minus value of BPloci means that the break pointn is located before the CDS.
- Retained protein feature among the 13 regional features.
Accession_idSubsectionStartEndFuncitonal featureSplicing information
Q8IUX4Domain29137Note=CMP/dCMP-type deaminase 1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083Type=Substitution;Start=58;End=79
Q8IUX4Domain29137Note=CMP/dCMP-type deaminase 1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083Type=Deletion;Start=80;End=373
Q8IUX4Domain29137Note=CMP/dCMP-type deaminase 1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083Type=Substitution;Start=59;End=113
Q8IUX4Domain29137Note=CMP/dCMP-type deaminase 1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083Type=Deletion;Start=114;End=373
Q8IUX4Domain174321Note=CMP/dCMP-type deaminase 2;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083Type=Deletion;Start=80;End=373
Q8IUX4Domain174321Note=CMP/dCMP-type deaminase 2;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU01083Type=Deletion;Start=114;End=373


Gene Isoform Structures and Expression Levels for APOBEC3F

check buttonGene structures of our canonical and alternative spliced genes of APOBEC3F
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of APOBEC3F

check button Expression levels of gene isoforms across GTEx.
gtex expression

check button Expression levels of gene isoforms across TCGA.
tcga expression


Protein Structures

check button PDB and CIF files of the predicted protein structures
* Here we show the 3D structure of the proteins using Mol*. AlphaFold produces a per-residue confidence score (pLDDT) between 0 and 100. Model confidence is shown from the pLDDT values per residue. pLDDT corresponds to the model’s prediction of its score on the local Distance Difference Test. It is a measure of local accuracy (from AlphfaFold website). To color code individual residues, we transformed individual PDB files into CIF format.
3D view using mol* of Q8IUX4-1
3D view using mol* of Q8IUX4-2
3D view using mol* of Q8IUX4-3


pLDDT Score Distribution

check button pLDDT score distribution of the predicted protein structures from AlphaFold2
* AlphaFold produces a per-residue confidence score (pLDDT) between 0 and 100.
pLDDT distribution across the protein length of Q8IUX4-1
all structure
pLDDT distribution across the protein length of Q8IUX4-2
all structure
pLDDT distribution across the protein length of Q8IUX4-3
all structure


Ramachandran Plot of Protein Structures


check button Ramachandran plot of the torsional angles - phi (φ)and psi (ψ) - of the residues (amino acids) contained in this protein peptide.
Ramachandran plot of Q8IUX4-1
all structure
Ramachandran plot of Q8IUX4-3
all structure

Potential Active Site Information


check button The potential binding sites of these proteins were identified using SiteMap, a module of the Schrodinger suite.
UniProt-idSite scoreSizeD scoreVolumeExposureEnclosureContactPhobicPhilicBalanceDon/AccResidues
Q8IUX4-11.072041.093606.4240.4740.7821.0120.7380.9710.761.24686,104,107,108,111,113,114,115,116,138,139,140,141
,142,143,144,145,146,148,177,181,184,185,188,189,1
90,191,192,196,198,199,237,238,239,240,241,242,243
,244,245,246,253
Q8IUX4-20.834580.851203.0560.6930.6210.7610.7660.731.0490.44920,21,22,23,24,27,30,33,34,35,36,37,67,70,71,73,74

Q8IUX4-31.0313361.088955.9410.5190.6660.8950.9620.7711.2471.09420,21,22,23,24,27,30,32,33,34,35,36,37,38,39,40,41
,42,49,50,54,56,58,63,66,67,69,70,71,72,73,75,76,7
7,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92

Protein Structure and Feature Comparision


check button Protein Structure Comparision Using Template Modeling Scores (TM-score).
all structure

check button Protein Structure Comparision Visualization with mol*. between Canonical predicted structure (AF2)(orange) vs Canonical validated structure (PDB)(green)
3D view using mol* of Q8IUX4-1_Q8IUX4-1_5hx4_A.pdb

check button Protein Structure Comparision Visualization with mol*. between Canonical validated structure (PDB)(orange) vs Alternative predicted structure (AF2)(green)
3D view using mol* of Q8IUX4-1_5hx4_A_Q8IUX4-2.pdb
3D view using mol* of Q8IUX4-1_5hx4_A_Q8IUX4-3.pdb

check button Protein Structure Comparision Visualization with mol*. between Canonical predicted structure (AF2)(orange) vs Alternative predicted structure (AF2)(green)
3D view using mol* of Q8IUX4-1_Q8IUX4-2.pdb
3D view using mol* of Q8IUX4-1_Q8IUX4-3.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/Q8IUX4-1_vs_Q8IUX4-2.png
all structure<
./stats/secondary_structure/figure/Q8IUX4-1_vs_Q8IUX4-3.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/Q8IUX4-1_vs_Q8IUX4-2.png
all structure<
./stats/relative_asa/Q8IUX4-1_vs_Q8IUX4-3.png
all structure<


Protein-Protein Interaction


check button Interactors from UniProt.
Accession_idSubsectionStartEndFuncitonal featureSplicing information


check button Interactors from STRING.
Gene nameInteractors


Related Drugs to APOBEC3F


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions

Related Diseases to APOBEC3F


check button Previous studies relating to the alternative splicing of APOBEC3F and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in APOBEC3F


check button (ClinVar, 04/20/2024)
accession_iduniprot_idgene_nameTypeVariantClinical_significance