ASpdb: an integrative knowledgebase of human protein isoforms from experimental and AI-predicted structures
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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:SFN

Protein Summary

check button Gene summary
Gene name: SFN
ASpdb.0 ID: 2810
Gene
Gene symbol

SFN

Gene ID

2810

Gene namestratifin
SynonymsYWHAS
Cytomap

1p36.11

Type of geneprotein-coding
Description14-3-3 protein sigmaepithelial cell marker protein 1
Modification date20240413
UniProtAcc

P31947


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

GO:0001836

release of cytochrome c from mitochondria

11574543

GeneSFN

GO:0005829

cytosol

37797010

GeneSFN

GO:0005829

cytosol

-

GeneSFN

GO:0008630

intrinsic apoptotic signaling pathway in response to DNA damage

11574543

GeneSFN

GO:0043154

negative regulation of cysteine-type endopeptidase activity involved in apoptotic process

11574543

GeneSFN

GO:0045824

negative regulation of innate immune response

37797010

GeneSFN

GO:0050815

phosphoserine residue binding

37797010

GeneSFN

GO:0140311

protein sequestering activity

37797010



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P31947-1P31947-1_1yz5_A.pdb1YZ5X-ray2.8A1233

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P31947SFNP31947-1P31947-224821685116Deletionnonenone8484

check buttonMultiple sequence alignment of our canonical and alternatively spliced SFN

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of SFN
UniProt-idENSGENSTENSP
P31947-1ENSG00000175793.12ENST00000339276.6ENSP00000340989.4

UniProt-idNM IDNP ID
P31947-1NM_006142.3NP_006133.1

check buttonAmino acid sequences of our canonical and alternatively spliced SFN
accession_idProtein sequence
P31947-1MERASLIQKAKLAEQAERYEDMAAFMKGAVEKGEELSCEERNLLSVAYKNVVGGQRAAWRVLSSIEQKSNEEGSEEKGPEVREYREKVET
ELQGVCDTVLGLLDSHLIKEAGDAESRVFYLKMKGDYYRYLAEVATGDDKKRIIDSARSAYQEAMDISKKEMPPTNPIRLGLALNFSVFH
P31947-2MERASLIQKAKLAEQAERYEDMAAFMKGAVEKGEELSCEERNLLSVAYKNVVGGQRAAWRVLSSIEQKSNEEGSEEKGPEVREYRVFYLK
MKGDYYRYLAEVATGDDKKRIIDSARSAYQEAMDISKKEMPPTNPIRLGLALNFSVFHYEIANSPEEAISLAKTTFDEAMADLHTLSEDS

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
SFN (go to UniProt):P31947

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


Gene Isoform Structures and Expression Levels for SFN

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

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 P31947-1
3D view using mol* of P31947-2


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 P31947-1
all structure
pLDDT distribution across the protein length of P31947-2
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 P31947-1
all structure
Ramachandran plot of P31947-2
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
P31947-10.809480.739263.7670.6440.750.8860.3471.1110.3130.51145,49,119,122,123,126,127,130,167,168,171,174,175,
215,219
P31947-20.803590.784268.2260.6910.6450.8590.7890.9980.7911.30862,65,66,69,70,72,73,74,75,76,77,78,81,84,85,88,89


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 P31947-1_P31947-1_1yz5_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 P31947-1_1yz5_A_P31947-2.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 P31947-1_P31947-2.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P31947-1_vs_P31947-2.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P31947-1_vs_P31947-2.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 SFN


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

Related Diseases to SFN


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


Clinically important variants in SFN


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