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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:MAST4

Protein Summary

check button Gene summary
Gene name: MAST4
ASpdb.0 ID: 375449
Gene
Gene symbol

MAST4

Gene ID

375449

Gene namemicrotubule associated serine/threonine kinase family member 4
Synonyms-
Cytomap

5q12.3

Type of geneprotein-coding
Descriptionmicrotubule-associated serine/threonine-protein kinase 4
Modification date20240305
UniProtAcc

O15021


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


AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
O15021-5O15021-5_2w7r_A.pdb2W7RX-ray1.6A11401231

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
O15021MAST4O15021-5O15021-42623250225250SubstitutionFCRTSNRKSLIGNGQSPALPRPHSPLLIDSQKWNCLVKRPVCPNAGRTSPLG225250
O15021MAST4O15021-5O15021-426232502512623Deletionnonenone250250

check buttonMultiple sequence alignment of our canonical and alternatively spliced MAST4

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of MAST4
UniProt-idENSGENSTENSP
O15021-5ENSG00000069020.19ENST00000403625.7ENSP00000385727.1
O15021-4ENSG00000069020.19ENST00000406374.5ENSP00000385088.1

UniProt-idNM IDNP ID
O15021-5NM_001164664.1NP_001158136.1
O15021-4NM_198828.2NP_942123.1

check buttonAmino acid sequences of our canonical and alternatively spliced MAST4
accession_idProtein sequence
O15021-5MGEKVSEAPEPVPRGCSGHGSRTPASALVAASSPGASSAESSSGSETLSEEGEPGGFSREHQPPPPPPLGGTLGARAPAAWAPASVLLER
GVLALPPPLPGGAVPPAPRGSSASQEEQDEELDHILSPPPMPFRKCSNPDVASGPGKSLKYKRQLSEDGRQLRRGSLGGALTGRYLLPNP
VAGQAWPASAETSNLVRMRSQALGQSAPSLTASLKELSLPRRGSFCRTSNRKSLIGNGQSPALPRPHSPLSAHAGNSPQDSPRNFSPSAS
AHFSFARRTDGRRWSLASLPSSGYGTNTPSSTVSSSCSSQEKLHQLPYQPTPDELHFLSKHFCTTESIATENRCRNTPMRPRSRSLSPGR
SPACCDHEIIMMNHVYKERFPKATAQMEERLKEIITSYSPDNVLPLADGVLSFTHHQIIELARDCLDKSHQGLITSRYFLELQHKLDKLL
QEAHDRSESGELAFIKQLVRKILIVIARPARLLECLEFDPEEFYYLLEAAEGHAKEGQGIKTDIPRYIISQLGLNKDPLEEMAHLGNYDS
GTAETPETDESVSSSNASLKLRRKPRESDFETIKLISNGAYGAVYFVRHKESRQRFAMKKINKQNLILRNQIQQAFVERDILTFAENPFV
VSMYCSFETRRHLCMVMEYVEGGDCATLMKNMGPLPVDMARMYFAETVLALEYLHNYGIVHRDLKPDNLLVTSMGHIKLTDFGLSKVGLM
SMTTNLYEGHIEKDAREFLDKQVCGTPEYIAPEVILRQGYGKPVDWWAMGIILYEFLVGCVPFFGDTPEELFGQVISDEINWPEKDEAPP
PDAQDLITLLLRQNPLERLGTGGAYEVKQHRFFRSLDWNSLLRQKAEFIPQLESEDDTSYFDTRSEKYHHMETEEEDDTNDEDFNVEIRQ
FSSCSHRFSKVFSSIDRITQNSAEEKEDSVDKTKSTTLPSTETLSWSSEYSEMQQLSTSNSSDTESNRHKLSSGLLPKLAISTEGEQDEA
ASCPGDPHEEPGKPALPPEECAQEEPEVTTPASTISSSTLSVGSFSEHLDQINGRSECVDSTDNSSKPSSEPASHMARQRLESTEKKKIS
GKVTKSLSASALSLMIPGDMFAVSPLGSPMSPHSLSSDPSSSRDSSPSRDSSAASASPHQPIVIHSSGKNYGFTIRAIRVYVGDSDIYTV
HHIVWNVEEGSPACQAGLKAGDLITHINGEPVHGLVHTEVIELLLKSGNKVSITTTPFENTSIKTGPARRNSYKSRMVRRSKKSKKKESL
ERRRSLFKKLAKQPSPLLHTSRSFSCLNRSLSSGESLPGSPTHSLSPRSPTPSYRSTPDFPSGTNSSQSSSPSSSAPNSPAGSGHIRPST
LHGLAPKLGGQRYRSGRRKSAGNIPLSPLARTPSPTPQPTSPQRSPSPLLGHSLGNSKIAQAFPSKMHSPPTIVRHIVRPKSAEPPRSPL
LKRVQSEEKLSPSYGSDKKHLCSRKHSLEVTQEEVQREQSQREAPLQSLDENVCDVPPLSRARPVEQGCLKRPVSRKVGRQESVDDLDRD
KLKAKVVVKKADGFPEKQESHQKSHGPGSDLENFALFKLEEREKKVYPKAVERSSTFENKASMQEAPPLGSLLKDALHKQASVRASEGAM
SDGRVPAEHRQGGGDFRRAPAPGTLQDGLCHSLDRGISGKGEGTEKSSQAKELLRCEKLDSKLANIDYLRKKMSLEDKEDNLCPVLKPKM
TAGSHECLPGNPVRPTGGQQEPPPASESRAFVSSTHAAQMSAVSFVPLKALTGRVDSGTEKPGLVAPESPVRKSPSEYKLEGRSVSCLKP
IEGTLDIALLSGPQASKTELPSPESAQSPSPSGDVRASVPPVLPSSSGKKNDTTSARELSPSSLKMNKSYLLEPWFLPPSRGLQNSPAVS
LPDPEFKRDRKGPHPTARSPGTVMESNPQQREGSSPKHQDHTTDPKLLTCLGQNLHSPDLARPRCPLPPEASPSREKPGLRESSERGPPT
ARSERSAARADTCREPSMELCFPETAKTSDNSKNLLSVGRTHPDFYTQTQAMEKAWAPGGKTNHKDGPGEARPPPRDNSSLHSAGIPCEK
ELGKVRRGVEPKPEALLARRSLQPPGIESEKSEKLSSFPSLQKDGAKEPERKEQPLQRHPSSIPPPPLTAKDLSSPAARQHCSSPSHASG
REPGAKPSTAEPSSSPQDPPKPVAAHSESSSHKPRPGPDPGPPKTKHPDRSLSSQKPSVGATKGKEPATQSLGGSSREGKGHSKSGPDVF
PATPGSQNKASDGIGQGEGGPSVPLHTDRAPLDAKPQPTSGGRPLEVLEKPVHLPRPGHPGPSEPADQKLSAVGEKQTLSPKHPKPSTVK
DCPTLCKQTDNRQTDKSPSQPAANTDRRAEGKKCTEALYAPAEGDKLEAGLSFVHSENRLKGAERPAAGVGKGFPEARGKGPGPQKPPTE
ADKPNGMKRSPSATGQSSFRSTALPEKSLSCSSSFPETRAGVREASAASSDTSSAKAAGGMLELPAPSNRDHRKAQPAGEGRTHMTKSDS
LPSFRVSTLPLESHHPDPNTMGGASHRDRALSVTATVGETKGKDPAPAQPPPARKQNVGRDVTKPSPAPNTDRPISLSNEKDFVVRQRRG
O15021-4MGEKVSEAPEPVPRGCSGHGSRTPASALVAASSPGASSAESSSGSETLSEEGEPGGFSREHQPPPPPPLGGTLGARAPAAWAPASVLLER
GVLALPPPLPGGAVPPAPRGSSASQEEQDEELDHILSPPPMPFRKCSNPDVASGPGKSLKYKRQLSEDGRQLRRGSLGGALTGRYLLPNP

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
MAST4 (go to UniProt):O15021

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
O15021Domain570843Note=Protein kinase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00159Type=Deletion;Start=251;End=2623
O15021Domain844916Note=AGC-kinase C-terminal;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00618Type=Deletion;Start=251;End=2623
O15021Domain11411229Note=PDZ;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00143Type=Deletion;Start=251;End=2623
O15021Region227269Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Substitution;Start=225;End=250
O15021Region227269Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region289312Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region536560Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region9211082Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region11071143Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region12271262Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region12891527Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region15401561Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region16091671Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region17141741Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region17641795Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region18091864Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region18762386Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Region23982623Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias252269Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias541559Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias934971Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias10171067Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias10681082Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias11091143Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias12431259Note=Basic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias12891345Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias13801394Note=Pro residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias13951413Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias14521480Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias15131527Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias15401556Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias18151834Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias18441864Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias19651979Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias20042028Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias20692084Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias22122238Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias23422364Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias24392486Note=Polar residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623
O15021Compositional bias26022623Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=251;End=2623


Gene Isoform Structures and Expression Levels for MAST4

check buttonGene structures of our canonical and alternative spliced genes of MAST4
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of MAST4

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 O15021-5
3D view using mol* of O15021-4


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 O15021-5
all structure
pLDDT distribution across the protein length of O15021-4
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 O15021-5
all structure
Ramachandran plot of O15021-4
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
O15021-51.0741731.088537.1380.4530.8050.9710.7121.0270.6930.714576,577,578,579,580,581,582,584,597,599,618,622,63
1,647,648,649,650,654,656,657,660,693,695,697,698,
700,710,711,712,714,745,746,747,871,872,874,875,87
8
O15021-40.30310.20519.8940.9710.5210.7360.0880.6190.1420.522Chain A: 205

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 O15021-5_O15021-5_2w7r_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 O15021-5_2w7r_A_O15021-4.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 O15021-5_O15021-4.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/O15021-5_vs_O15021-4.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/O15021-5_vs_O15021-4.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 MAST4


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

Related Diseases to MAST4


check button Previous studies relating to the alternative splicing of MAST4 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in MAST4


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