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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:MAPK8

Protein Summary

check button Gene summary
Gene name: MAPK8
ASpdb.0 ID: 5599
Gene
Gene symbol

MAPK8

Gene ID

5599

Gene namemitogen-activated protein kinase 8
SynonymsJNK|JNK-46|JNK1|JNK1A2|JNK21B1/2|PRKM8|SAPK1|SAPK1c
Cytomap

10q11.22

Type of geneprotein-coding
Descriptionmitogen-activated protein kinase 8JUN N-terminal kinaseMAP kinase 8c-Jun N-terminal kinase 1stress-activated protein kinase 1stress-activated protein kinase 1c
Modification date20240411
UniProtAcc

P45983


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneMAPK8

GO:0004674

protein serine/threonine kinase activity

14967141|15850461|20027304|21095239|22966201|27568560|28943315|34048572

GeneMAPK8

GO:0004705

JUN kinase activity

8654373|21095239

GeneMAPK8

GO:0005634

nucleus

20027304|30878395

GeneMAPK8

GO:0006979

response to oxidative stress

22966201

GeneMAPK8

GO:0007254

JNK cascade

8654373

GeneMAPK8

GO:0007258

JUN phosphorylation

14967141

GeneMAPK8

GO:0007258

JUN phosphorylation

21095239

GeneMAPK8

GO:0009411

response to UV

14967141

GeneMAPK8

GO:0018105

peptidyl-serine phosphorylation

15850461|21095239|22966201

GeneMAPK8

GO:0018107

peptidyl-threonine phosphorylation

21095239

GeneMAPK8

GO:0032091

negative regulation of protein binding

21095239

GeneMAPK8

GO:0032880

regulation of protein localization

20027304

GeneMAPK8

GO:0034198

cellular response to amino acid starvation

11096076

GeneMAPK8

GO:0034599

cellular response to oxidative stress

27568560

GeneMAPK8

GO:0034614

cellular response to reactive oxygen species

34048572

GeneMAPK8

GO:0043066

negative regulation of apoptotic process

14967141

GeneMAPK8

GO:0043066

negative regulation of apoptotic process

21095239

GeneMAPK8

GO:0051403

stress-activated MAPK cascade

11096076

GeneMAPK8

GO:0071222

cellular response to lipopolysaccharide

23776175

GeneMAPK8

GO:1900227

positive regulation of NLRP3 inflammasome complex assembly

28943315



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P45983-1P45983-1_2xrw_A.pdb2XRWX-ray1.33A2364

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P45983MAPK8P45983-1P45983-3427384208208SubstitutionLI208208
P45983MAPK8P45983-1P45983-3427384219230SubstitutionVCHKILFPGRDYIKGGVLFPGTDH219230
P45983MAPK8P45983-1P45983-3427384380427SubstitutionGAAVINGSQHPSSSSSVNDVSSMSTDPTLASDTDSSLEAAAGPLGCCRAQVQQ380384
P45983MAPK8P45983-1P45983-5427308206281Deletionnonenone205205
P45983MAPK8P45983-1P45983-5427308380427SubstitutionGAAVINGSQHPSSSSSVNDVSSMSTDPTLASDTDSSLEAAAGPLGCCRAQVQQ304308

check buttonMultiple sequence alignment of our canonical and alternatively spliced MAPK8

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of MAPK8
UniProt-idENSGENSTENSP
P45983-1ENSG00000107643.17ENST00000374189.6ENSP00000363304.1
P45983-3ENSG00000107643.17ENST00000374179.8ENSP00000363294.3
P45983-5ENSG00000107643.17ENST00000360332.7ENSP00000353483.4

UniProt-idNM IDNP ID
P45983-1NM_001323328.1NP_001310257.1
P45983-1NM_001323329.1NP_001310258.1
P45983-1NM_001323331.1NP_001310260.1
P45983-1NM_139049.3NP_620637.1
P45983-3NM_001323321.1NP_001310250.1
P45983-3NM_001323325.1NP_001310254.1
P45983-3NM_139046.3NP_620634.1
P45983-5NM_001278548.1NP_001265477.1

check buttonAmino acid sequences of our canonical and alternatively spliced MAPK8
accession_idProtein sequence
P45983-1MSRSKRDNNFYSVEIGDSTFTVLKRYQNLKPIGSGAQGIVCAAYDAILERNVAIKKLSRPFQNQTHAKRAYRELVLMKCVNHKNIIGLLN
VFTPQKSLEEFQDVYIVMELMDANLCQVIQMELDHERMSYLLYQMLCGIKHLHSAGIIHRDLKPSNIVVKSDCTLKILDFGLARTAGTSF
MMTPYVVTRYYRAPEVILGMGYKENVDLWSVGCIMGEMVCHKILFPGRDYIDQWNKVIEQLGTPCPEFMKKLQPTVRTYVENRPKYAGYS
FEKLFPDVLFPADSEHNKLKASQARDLLSKMLVIDASKRISVDEALQHPYINVWYDPSEAEAPPPKIPDKQLDEREHTIEEWKELIYKEV
P45983-3MSRSKRDNNFYSVEIGDSTFTVLKRYQNLKPIGSGAQGIVCAAYDAILERNVAIKKLSRPFQNQTHAKRAYRELVLMKCVNHKNIIGLLN
VFTPQKSLEEFQDVYIVMELMDANLCQVIQMELDHERMSYLLYQMLCGIKHLHSAGIIHRDLKPSNIVVKSDCTLKILDFGLARTAGTSF
MMTPYVVTRYYRAPEVILGMGYKENVDIWSVGCIMGEMIKGGVLFPGTDHIDQWNKVIEQLGTPCPEFMKKLQPTVRTYVENRPKYAGYS
FEKLFPDVLFPADSEHNKLKASQARDLLSKMLVIDASKRISVDEALQHPYINVWYDPSEAEAPPPKIPDKQLDEREHTIEEWKELIYKEV
P45983-5MSRSKRDNNFYSVEIGDSTFTVLKRYQNLKPIGSGAQGIVCAAYDAILERNVAIKKLSRPFQNQTHAKRAYRELVLMKCVNHKNIIGLLN
VFTPQKSLEEFQDVYIVMELMDANLCQVIQMELDHERMSYLLYQMLCGIKHLHSAGIIHRDLKPSNIVVKSDCTLKILDFGLARTAGTSF
MMTPYVVTRYYRAPEVILGMGYKENADSEHNKLKASQARDLLSKMLVIDASKRISVDEALQHPYINVWYDPSEAEAPPPKIPDKQLDERE

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
MAPK8 (go to UniProt):P45983

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
P45983Domain26321Note=Protein kinase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159Type=Substitution;Start=208;End=208
P45983Domain26321Note=Protein kinase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159Type=Substitution;Start=219;End=230
P45983Domain26321Note=Protein kinase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159Type=Deletion;Start=206;End=281
P45983Region371427Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Substitution;Start=380;End=427
P45983Region371427Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Substitution;Start=380;End=427
P45983Compositional bias381414Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Substitution;Start=380;End=427
P45983Compositional bias381414Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Substitution;Start=380;End=427


Gene Isoform Structures and Expression Levels for MAPK8

check buttonGene structures of our canonical and alternative spliced genes of MAPK8
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of MAPK8

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 P45983-1
3D view using mol* of P45983-3
3D view using mol* of P45983-5


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 P45983-1
all structure
pLDDT distribution across the protein length of P45983-3
all structure
pLDDT distribution across the protein length of P45983-5
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 P45983-1
all structure
Ramachandran plot of P45983-5
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
P45983-11.0143131.001827.3160.5140.7190.9590.6171.1360.5430.50418,32,33,34,35,36,37,38,39,40,53,55,56,57,58,59,60
,61,62,64,65,66,68,69,72,73,77,86,102,103,108,109,
110,111,112,113,114,117,149,150,151,153,155,156,15
8,168,169,170,171,172,174,180,181,182,183,184,185,
187,189,192,230,342,343,346,347,352
P45983-31.0562481.002721.6720.480.7811.0560.7671.2480.6140.50732,33,34,35,36,37,38,40,53,55,63,64,65,66,68,69,72
,73,77,86,108,109,110,111,112,113,114,117,149,150,
151,153,155,156,158,168,169,170,171,172,173,174,17
8,180,181,182,183,184,185,186,187,189,192,230,343,
346,347,352
P45983-51.122821.12135.8280.3790.9511.2782.4710.9252.6711.317135,136,139,149,150,151,152,157,189,190,191,192,19
3,194,196,197,225,226,233,234,235,236,239

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 P45983-1_P45983-1_2xrw_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 P45983-1_2xrw_A_P45983-3.pdb
3D view using mol* of P45983-1_2xrw_A_P45983-5.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 P45983-1_P45983-3.pdb
3D view using mol* of P45983-1_P45983-5.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P45983-1_vs_P45983-3.png
all structure<
./stats/secondary_structure/figure/P45983-1_vs_P45983-5.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P45983-1_vs_P45983-3.png
all structure<
./stats/relative_asa/P45983-1_vs_P45983-5.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 MAPK8


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions
P45983MAPK8DB072186-CHLORO-9-HYDROXY-1,3-DIMETHYL-1,9-DIHYDRO-4H-PYRAZOLO[3,4-B]QUINOLIN-4-ONEexperimental
P45983MAPK8DB00675Tamoxifenapprovedmodulator
P45983MAPK8DB072682-({2-[(3-HYDROXYPHENYL)AMINO]PYRIMIDIN-4-YL}AMINO)BENZAMIDEexperimental
P45983MAPK8DB07272N-(4-AMINO-5-CYANO-6-ETHOXYPYRIDIN-2-YL)-2-(4-BROMO-2,5-DIMETHOXYPHENYL)ACETAMIDEexperimental
P45983MAPK8DB072765-CYANO-N-(2,5-DIMETHOXYBENZYL)-6-ETHOXYPYRIDINE-2-CARBOXAMIDEexperimental
P45983MAPK8DB11718Encorafenibapproved, investigationalinhibitor
P45983MAPK8DB078452-fluoro-6-{[2-({2-methoxy-4-[(methylsulfonyl)methyl]phenyl}amino)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino}benzamideexperimental
P45983MAPK8DB01782Pyrazolanthroneexperimental

Related Diseases to MAPK8


check button Previous studies relating to the alternative splicing of MAPK8 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in MAPK8


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