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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:STAT1

Protein Summary

check button Gene summary
Gene name: STAT1
ASpdb.0 ID: 6772
Gene
Gene symbol

STAT1

Gene ID

6772

Gene namesignal transducer and activator of transcription 1
SynonymsCANDF7|IMD31A|IMD31B|IMD31C|ISGF-3|STAT91
Cytomap

2q32.2

Type of geneprotein-coding
Descriptionsignal transducer and activator of transcription 1-alpha/betasignal transducer and activator of transcription 1, 91kDsignal transducer and activator of transcription 1, 91kDatranscription factor ISGF-3 components p91/p84
Modification date20240411
UniProtAcc

P42224


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneSTAT1

GO:0000785

chromatin

18035482

GeneSTAT1

GO:0000977

RNA polymerase II transcription regulatory region sequence-specific DNA binding

22002246

GeneSTAT1

GO:0000978

RNA polymerase II cis-regulatory region sequence-specific DNA binding

18035482|21268089

GeneSTAT1

GO:0000979

RNA polymerase II core promoter sequence-specific DNA binding

23386060|28753426

GeneSTAT1

GO:0000981

DNA-binding transcription factor activity, RNA polymerase II-specific

11972023|21268089|28753426

GeneSTAT1

GO:0003690

double-stranded DNA binding

9630226

GeneSTAT1

GO:0003700

DNA-binding transcription factor activity

9535918|10973496|23386060

GeneSTAT1

GO:0005634

nucleus

26479788

GeneSTAT1

GO:0005634

nucleus

15322115|18035482

GeneSTAT1

GO:0005634

nucleus

10692450|10973496|15825084|16306601|21268089|23386060|28753426

GeneSTAT1

GO:0005654

nucleoplasm

-

GeneSTAT1

GO:0005730

nucleolus

-

GeneSTAT1

GO:0005737

cytoplasm

10692450|10973496|15825084|17275127|23386060|26479788|27796300|28753426

GeneSTAT1

GO:0005829

cytosol

-

GeneSTAT1

GO:0006357

regulation of transcription by RNA polymerase II

28753426

GeneSTAT1

GO:0007259

cell surface receptor signaling pathway via JAK-STAT

11972023|22002246|28753426

GeneSTAT1

GO:0010742

macrophage derived foam cell differentiation

-

GeneSTAT1

GO:0032727

positive regulation of interferon-alpha production

28753426

GeneSTAT1

GO:0032991

protein-containing complex

26479788

GeneSTAT1

GO:0033209

tumor necrosis factor-mediated signaling pathway

10848577

GeneSTAT1

GO:0034341

response to type II interferon

11972023

GeneSTAT1

GO:0035458

cellular response to interferon-beta

28753426

GeneSTAT1

GO:0038113

interleukin-9-mediated signaling pathway

9535918

GeneSTAT1

GO:0042803

protein homodimerization activity

9630226|28753426

GeneSTAT1

GO:0045893

positive regulation of DNA-templated transcription

10973496

GeneSTAT1

GO:0045944

positive regulation of transcription by RNA polymerase II

24065129

GeneSTAT1

GO:0048471

perinuclear region of cytoplasm

17275127

GeneSTAT1

GO:0051607

defense response to virus

28753426

GeneSTAT1

GO:0060333

type II interferon-mediated signaling pathway

21268089

GeneSTAT1

GO:0060337

type I interferon-mediated signaling pathway

23386060

GeneSTAT1

GO:0070106

interleukin-27-mediated signaling pathway

32270034

GeneSTAT1

GO:0071346

cellular response to type II interferon

11972023|23386060

GeneSTAT1

GO:1990841

promoter-specific chromatin binding

26479788



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P42224-1P42224-1_1yvl_A.pdb1YVLX-ray3.0A2683

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P42224STAT1P42224-1P42224-2750712713750Deletionnonenone712712

check buttonMultiple sequence alignment of our canonical and alternatively spliced STAT1

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of STAT1
UniProt-idENSGENSTENSP
P42224-1ENSG00000115415.21ENST00000361099.8ENSP00000354394.4
P42224-1ENSG00000115415.21ENST00000409465.5ENSP00000386244.1
P42224-1ENSG00000115415.21ENST00000415035.2ENSP00000388240.2
P42224-1ENSG00000115415.21ENST00000540176.6ENSP00000438703.2
P42224-1ENSG00000115415.21ENST00000698141.1ENSP00000513582.1
P42224-2ENSG00000115415.21ENST00000392322.7ENSP00000376136.3
P42224-2ENSG00000115415.21ENST00000392323.6ENSP00000376137.3
P42224-2ENSG00000115415.21ENST00000673841.1ENSP00000501225.1
P42224-2ENSG00000115415.21ENST00000674080.1ENSP00000501164.1

UniProt-idNM IDNP ID
P42224-1NM_007315.3NP_009330.1
P42224-1XM_006712718.1XP_006712781.1
P42224-2NM_139266.2NP_644671.1

check buttonAmino acid sequences of our canonical and alternatively spliced STAT1
accession_idProtein sequence
P42224-1MSQWYELQQLDSKFLEQVHQLYDDSFPMEIRQYLAQWLEKQDWEHAANDVSFATIRFHDLLSQLDDQYSRFSLENNFLLQHNIRKSKRNL
QDNFQEDPIQMSMIIYSCLKEERKILENAQRFNQAQSGNIQSTVMLDKQKELDSKVRNVKDKVMCIEHEIKSLEDLQDEYDFKCKTLQNR
EHETNGVAKSDQKQEQLLLKKMYLMLDNKRKEVVHKIIELLNVTELTQNALINDELVEWKRRQQSACIGGPPNACLDQLQNWFTIVAESL
QQVRQQLKKLEELEQKYTYEHDPITKNKQVLWDRTFSLFQQLIQSSFVVERQPCMPTHPQRPLVLKTGVQFTVKLRLLVKLQELNYNLKV
KVLFDKDVNERNTVKGFRKFNILGTHTKVMNMEESTNGSLAAEFRHLQLKEQKNAGTRTNEGPLIVTEELHSLSFETQLCQPGLVIDLET
TSLPVVVISNVSQLPSGWASILWYNMLVAEPRNLSFFLTPPCARWAQLSEVLSWQFSSVTKRGLNVDQLNMLGEKLLGPNASPDGLIPWT
RFCKENINDKNFPFWLWIESILELIKKHLLPLWNDGCIMGFISKERERALLKDQQPGTFLLRFSESSREGAITFTWVERSQNGGEPDFHA
VEPYTKKELSAVTFPDIIRNYKVMAAENIPENPLKYLYPNIDKDHAFGKYYSRPKEAPEPMELDGPKGTGYIKTELISVSEVHPSRLQTT
P42224-2MSQWYELQQLDSKFLEQVHQLYDDSFPMEIRQYLAQWLEKQDWEHAANDVSFATIRFHDLLSQLDDQYSRFSLENNFLLQHNIRKSKRNL
QDNFQEDPIQMSMIIYSCLKEERKILENAQRFNQAQSGNIQSTVMLDKQKELDSKVRNVKDKVMCIEHEIKSLEDLQDEYDFKCKTLQNR
EHETNGVAKSDQKQEQLLLKKMYLMLDNKRKEVVHKIIELLNVTELTQNALINDELVEWKRRQQSACIGGPPNACLDQLQNWFTIVAESL
QQVRQQLKKLEELEQKYTYEHDPITKNKQVLWDRTFSLFQQLIQSSFVVERQPCMPTHPQRPLVLKTGVQFTVKLRLLVKLQELNYNLKV
KVLFDKDVNERNTVKGFRKFNILGTHTKVMNMEESTNGSLAAEFRHLQLKEQKNAGTRTNEGPLIVTEELHSLSFETQLCQPGLVIDLET
TSLPVVVISNVSQLPSGWASILWYNMLVAEPRNLSFFLTPPCARWAQLSEVLSWQFSSVTKRGLNVDQLNMLGEKLLGPNASPDGLIPWT
RFCKENINDKNFPFWLWIESILELIKKHLLPLWNDGCIMGFISKERERALLKDQQPGTFLLRFSESSREGAITFTWVERSQNGGEPDFHA

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
STAT1 (go to UniProt):P42224

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 STAT1

check buttonGene structures of our canonical and alternative spliced genes of STAT1
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of STAT1

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 P42224-1
3D view using mol* of P42224-2


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 P42224-1
all structure
pLDDT distribution across the protein length of P42224-2
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 P42224-1
all structure
Ramachandran plot of P42224-2
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
P42224-11.0011311.04426.6920.6250.6620.8330.6250.9130.6851.059596,597,616,618,619,620,621,627,629,653,654,655,65
6,658,661,663,665,710,711,712,713,716,717,718,719,
720,722,723
P42224-21.0082651.0481119.8950.7080.670.7750.3390.9010.3760.9964,7,8,11,12,13,15,16,17,18,19,20,122,126,132,135,1
36,139,140,143,235,238,239,241,242,243,244,245,246
,247,248,249,251,252,253,254,255,256,257,258,259,2
62,320,321,322,324,326,329,330,332,342,344,346,395
,396,397,475,476,478,479,497,500,501,504,508

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 P42224-1_P42224-1_1yvl_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 P42224-1_1yvl_A_P42224-2.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 P42224-1_P42224-2.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P42224-1_vs_P42224-2.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P42224-1_vs_P42224-2.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 STAT1


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

Related Diseases to STAT1


check button Previous studies relating to the alternative splicing of STAT1 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term
STAT124711643Identifying biological pathways that underlie primordial short stature using network analysis.Mutations in CUL7, OBSL1 and CCDC8, leading to disordered ubiquitination, cause one of the commonest primordial growth disorders, 3-M syndrome. This condition is associated with i) abnormal p53 function, ii) GH and/or IGF1 resistance, which may relate to failure to recycle signalling molecules, and iii) cellular IGF2 deficiency. However the exact molecular mechanisms that may link these abnormalities generating growth restriction remain undefined. In this study, we have used immunoprecipitation/mass spectrometry and transcriptomic studies to generate a 3-M 'interactome', to define key cellular pathways and biological functions associated with growth failure seen in 3-M. We identified 189 proteins which interacted with CUL7, OBSL1 and CCDC8, from which a network including 176 of these proteins was generated. To strengthen the association to 3-M syndrome, these proteins were compared with an inferred network generated from the genes that were differentially expressed in 3-M fibroblasts compared with controls. This resulted in a final 3-M network of 131 proteins, with the most significant biological pathway within the network being mRNA splicing/processing. We have shown using an exogenous insulin receptor (INSR) minigene system that alternative splicing of exon 11 is significantly changed in HEK293 cells with altered expression of CUL7, OBSL1 and CCDC8 and in 3-M fibroblasts. The net result is a reduction in the expression of the mitogenic INSR isoform in 3-M syndrome. From these preliminary data, we hypothesise that disordered ubiquitination could result in aberrant mRNA splicing in 3-M; however, further investigation is required to determine whether this contributes to growth failure.D004392Dwarfism
STAT124711643Identifying biological pathways that underlie primordial short stature using network analysis.Mutations in CUL7, OBSL1 and CCDC8, leading to disordered ubiquitination, cause one of the commonest primordial growth disorders, 3-M syndrome. This condition is associated with i) abnormal p53 function, ii) GH and/or IGF1 resistance, which may relate to failure to recycle signalling molecules, and iii) cellular IGF2 deficiency. However the exact molecular mechanisms that may link these abnormalities generating growth restriction remain undefined. In this study, we have used immunoprecipitation/mass spectrometry and transcriptomic studies to generate a 3-M 'interactome', to define key cellular pathways and biological functions associated with growth failure seen in 3-M. We identified 189 proteins which interacted with CUL7, OBSL1 and CCDC8, from which a network including 176 of these proteins was generated. To strengthen the association to 3-M syndrome, these proteins were compared with an inferred network generated from the genes that were differentially expressed in 3-M fibroblasts compared with controls. This resulted in a final 3-M network of 131 proteins, with the most significant biological pathway within the network being mRNA splicing/processing. We have shown using an exogenous insulin receptor (INSR) minigene system that alternative splicing of exon 11 is significantly changed in HEK293 cells with altered expression of CUL7, OBSL1 and CCDC8 and in 3-M fibroblasts. The net result is a reduction in the expression of the mitogenic INSR isoform in 3-M syndrome. From these preliminary data, we hypothesise that disordered ubiquitination could result in aberrant mRNA splicing in 3-M; however, further investigation is required to determine whether this contributes to growth failure.D006130Growth Disorders
STAT124711643Identifying biological pathways that underlie primordial short stature using network analysis.Mutations in CUL7, OBSL1 and CCDC8, leading to disordered ubiquitination, cause one of the commonest primordial growth disorders, 3-M syndrome. This condition is associated with i) abnormal p53 function, ii) GH and/or IGF1 resistance, which may relate to failure to recycle signalling molecules, and iii) cellular IGF2 deficiency. However the exact molecular mechanisms that may link these abnormalities generating growth restriction remain undefined. In this study, we have used immunoprecipitation/mass spectrometry and transcriptomic studies to generate a 3-M 'interactome', to define key cellular pathways and biological functions associated with growth failure seen in 3-M. We identified 189 proteins which interacted with CUL7, OBSL1 and CCDC8, from which a network including 176 of these proteins was generated. To strengthen the association to 3-M syndrome, these proteins were compared with an inferred network generated from the genes that were differentially expressed in 3-M fibroblasts compared with controls. This resulted in a final 3-M network of 131 proteins, with the most significant biological pathway within the network being mRNA splicing/processing. We have shown using an exogenous insulin receptor (INSR) minigene system that alternative splicing of exon 11 is significantly changed in HEK293 cells with altered expression of CUL7, OBSL1 and CCDC8 and in 3-M fibroblasts. The net result is a reduction in the expression of the mitogenic INSR isoform in 3-M syndrome. From these preliminary data, we hypothesise that disordered ubiquitination could result in aberrant mRNA splicing in 3-M; however, further investigation is required to determine whether this contributes to growth failure.D009123Muscle Hypotonia


Clinically important variants in STAT1


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