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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:BTN3A1

Protein Summary

check button Gene summary
Gene name: BTN3A1
ASpdb.0 ID: 11119
Gene
Gene symbol

BTN3A1

Gene ID

11119

Gene namebutyrophilin subfamily 3 member A1
SynonymsBT3.1|BTF5|BTN3.1|CD277
Cytomap

6p22.2

Type of geneprotein-coding
Descriptionbutyrophilin subfamily 3 member A1dJ45P21.3 (butyrophilin, subfamily 3, member A1)
Modification date20240403
UniProtAcc

O00481


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneBTN3A1

GO:0001819

positive regulation of cytokine production

21918970

GeneBTN3A1

GO:0005886

plasma membrane

21918970

GeneBTN3A1

GO:0050852

T cell receptor signaling pathway

21918970



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
O00481-1O00481-1_4f80_A.pdb4F80X-ray1.94A30242

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
O00481BTN3A1O00481-1O00481-2513352340352SubstitutionADVILDPKTANPIGEEMLQMRLHFVK340352
O00481BTN3A1O00481-1O00481-2513352353513Deletionnonenone352352
O00481BTN3A1O00481-1O00481-3513378340513SubstitutionADVILDPKTANPILLVSEDQRSVQRAKEPQDLPDNPERFNWHYCVLGCESFISGRHYWEVEVGDRKEWHIGVCSKNVQRKGWVKMTPENGFWTMGLTDGNKYRTLTEPRTNLKLPKPPKKVGVFLDYETGDISFYNAVDGSHIHTFLDVSFSEALYPVFRILTLEPTALTICPAGPPIGQTQQQTRGQGSPVALSQESAQRTDSWGPEEGGES340378
O00481BTN3A1O00481-1O00481-4513461143194Deletionnonenone142142

check buttonMultiple sequence alignment of our canonical and alternatively spliced BTN3A1

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of BTN3A1
UniProt-idENSGENSTENSP
O00481-1ENSG00000026950.17ENST00000289361.11ENSP00000289361.6
O00481-2ENSG00000026950.17ENST00000476549.6ENSP00000420010.2
O00481-3ENSG00000026950.17ENST00000425234.6ENSP00000396684.2
O00481-4ENSG00000026950.17ENST00000414912.2ENSP00000406667.2

UniProt-idNM IDNP ID
O00481-1NM_007048.5NP_008979.3
O00481-2NM_194441.2NP_919423.1
O00481-2XM_005248834.3XP_005248891.1
O00481-3NM_001145009.1NP_001138481.1
O00481-4NM_001145008.1NP_001138480.1

check buttonAmino acid sequences of our canonical and alternatively spliced BTN3A1
accession_idProtein sequence
O00481-1MKMASFLAFLLLNFRVCLLLLQLLMPHSAQFSVLGPSGPILAMVGEDADLPCHLFPTMSAETMELKWVSSSLRQVVNVYADGKEVEDRQS
APYRGRTSILRDGITAGKAALRIHNVTASDSGKYLCYFQDGDFYEKALVELKVAALGSDLHVDVKGYKDGGIHLECRSTGWYPQPQIQWS
NNKGENIPTVEAPVVADGVGLYAVAASVIMRGSSGEGVSCTIRSSLLGLEKTASISIADPFFRSAQRWIAALAGTLPVLLLLLGGAGYFL
WQQQEEKKTQFRKKKREQELREMAWSTMKQEQSTRVKLLEELRWRSIQYASRGERHSAYNEWKKALFKPADVILDPKTANPILLVSEDQR
SVQRAKEPQDLPDNPERFNWHYCVLGCESFISGRHYWEVEVGDRKEWHIGVCSKNVQRKGWVKMTPENGFWTMGLTDGNKYRTLTEPRTN
O00481-2MKMASFLAFLLLNFRVCLLLLQLLMPHSAQFSVLGPSGPILAMVGEDADLPCHLFPTMSAETMELKWVSSSLRQVVNVYADGKEVEDRQS
APYRGRTSILRDGITAGKAALRIHNVTASDSGKYLCYFQDGDFYEKALVELKVAALGSDLHVDVKGYKDGGIHLECRSTGWYPQPQIQWS
NNKGENIPTVEAPVVADGVGLYAVAASVIMRGSSGEGVSCTIRSSLLGLEKTASISIADPFFRSAQRWIAALAGTLPVLLLLLGGAGYFL
O00481-3MKMASFLAFLLLNFRVCLLLLQLLMPHSAQFSVLGPSGPILAMVGEDADLPCHLFPTMSAETMELKWVSSSLRQVVNVYADGKEVEDRQS
APYRGRTSILRDGITAGKAALRIHNVTASDSGKYLCYFQDGDFYEKALVELKVAALGSDLHVDVKGYKDGGIHLECRSTGWYPQPQIQWS
NNKGENIPTVEAPVVADGVGLYAVAASVIMRGSSGEGVSCTIRSSLLGLEKTASISIADPFFRSAQRWIAALAGTLPVLLLLLGGAGYFL
WQQQEEKKTQFRKKKREQELREMAWSTMKQEQSTRVKLLEELRWRSIQYASRGERHSAYNEWKKALFKPGPPIGQTQQQTRGQGSPVALS
O00481-4MKMASFLAFLLLNFRVCLLLLQLLMPHSAQFSVLGPSGPILAMVGEDADLPCHLFPTMSAETMELKWVSSSLRQVVNVYADGKEVEDRQS
APYRGRTSILRDGITAGKAALRIHNVTASDSGKYLCYFQDGDFYEKALVELKVADGVGLYAVAASVIMRGSSGEGVSCTIRSSLLGLEKT
ASISIADPFFRSAQRWIAALAGTLPVLLLLLGGAGYFLWQQQEEKKTQFRKKKREQELREMAWSTMKQEQSTRVKLLEELRWRSIQYASR
GERHSAYNEWKKALFKPADVILDPKTANPILLVSEDQRSVQRAKEPQDLPDNPERFNWHYCVLGCESFISGRHYWEVEVGDRKEWHIGVC
SKNVQRKGWVKMTPENGFWTMGLTDGNKYRTLTEPRTNLKLPKPPKKVGVFLDYETGDISFYNAVDGSHIHTFLDVSFSEALYPVFRILT

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
BTN3A1 (go to UniProt):O00481

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
O00481Topological domain30254Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=143;End=194
O00481Topological domain272513Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=340;End=352
O00481Topological domain272513Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=353;End=513
O00481Topological domain272513Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=340;End=513
O00481Domain145236Note=Ig-like V-type 2Type=Deletion;Start=143;End=194
O00481Domain322513Note=B30.2/SPRY;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00548Type=Substitution;Start=340;End=352
O00481Domain322513Note=B30.2/SPRY;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00548Type=Deletion;Start=353;End=513
O00481Domain322513Note=B30.2/SPRY;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00548Type=Substitution;Start=340;End=513


Gene Isoform Structures and Expression Levels for BTN3A1

check buttonGene structures of our canonical and alternative spliced genes of BTN3A1
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of BTN3A1

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 O00481-1
3D view using mol* of O00481-2
3D view using mol* of O00481-3
3D view using mol* of O00481-4


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 O00481-1
all structure
pLDDT distribution across the protein length of O00481-2
all structure
pLDDT distribution across the protein length of O00481-3
all structure
pLDDT distribution across the protein length of O00481-4
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 O00481-1
all structure
Ramachandran plot of O00481-3
all structure
Ramachandran plot of O00481-4
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
O00481-11.0422641.102613.970.5610.6770.8571.130.751.5071.05295,298,299,301,302,305,306,308,309,310,312,313,31
5,316,317,319,320,325,328,329,331,332,335,336,337,
394,463,465,466,467,468,469,470,471,472,474,479,48
0,481,484,486,487,488,489,490
O00481-20.626380.55171.0010.6580.5590.8030.5521.1180.4941.732316,319,320,322,323,324,325,326,328,329
O00481-30.809600.813195.510.7320.6070.7830.4580.8590.5330.683155,158,163,165,181,182,183,187,188,190,207,208,20
9,210,211,212,213,214,215,216,217,218,236,237,242

O00481-40.885590.905251.4190.7090.6780.7920.5830.6880.8470.862257,264,268,273,276,277,280,284,285,342,411,412,41
3,416,418,419,420,422,427,428,429,432

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 O00481-1_O00481-1_4f80_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 O00481-1_4f80_A_O00481-2.pdb
3D view using mol* of O00481-1_4f80_A_O00481-3.pdb
3D view using mol* of O00481-1_4f80_A_O00481-4.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 O00481-1_O00481-2.pdb
3D view using mol* of O00481-1_O00481-3.pdb
3D view using mol* of O00481-1_O00481-4.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/O00481-1_vs_O00481-2.png
all structure<
./stats/secondary_structure/figure/O00481-1_vs_O00481-3.png
all structure<
./stats/secondary_structure/figure/O00481-1_vs_O00481-4.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/O00481-1_vs_O00481-2.png
all structure<
./stats/relative_asa/O00481-1_vs_O00481-3.png
all structure<
./stats/relative_asa/O00481-1_vs_O00481-4.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 BTN3A1


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

Related Diseases to BTN3A1


check button Previous studies relating to the alternative splicing of BTN3A1 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in BTN3A1


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