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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:AQP1

Protein Summary

check button Gene summary
Gene name: AQP1
ASpdb.0 ID: 358
Gene
Gene symbol

AQP1

Gene ID

358

Gene nameaquaporin 1 (Colton blood group)
SynonymsAQP-CHIP|CHIP28|CO
Cytomap

7p14.3

Type of geneprotein-coding
Descriptionaquaporin-1Colton blood group antigenaquaporin 1 (channel-forming integral protein, 28kDa, CO blood group)aquaporin 1, Colton blood group antigenaquaporin-CHIPbloodgroup CO proteinchannel-like integral membrane protein, 28-kDaurine water channelwa
Modification date20240411
UniProtAcc

P29972


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneAQP1

GO:0003097

renal water transport

9096382

GeneAQP1

GO:0005223

intracellularly cGMP-activated cation channel activity

14561230

GeneAQP1

GO:0005372

water transmembrane transporter activity

7521540|8576117|8584435|9096382|9321919|11914159|12172703|12766090|14561230

GeneAQP1

GO:0005634

nucleus

17645239

GeneAQP1

GO:0005737

cytoplasm

16814974|17645239|18509662|19545896|21118806

GeneAQP1

GO:0005886

plasma membrane

7544358

GeneAQP1

GO:0005886

plasma membrane

7491270|9321919|12002613|12051745|14521551|17012249|17645239|18392839|18509662|19545896|19584911|21118806

GeneAQP1

GO:0005903

brush border

16133142|16814974

GeneAQP1

GO:0006833

water transport

7521540|8576117|8584435|9321919|11914159|12172703|12766090|14561230

GeneAQP1

GO:0008519

ammonium transmembrane transporter activity

19273840

GeneAQP1

GO:0009925

basal plasma membrane

17409744

GeneAQP1

GO:0009992

intracellular water homeostasis

21251984

GeneAQP1

GO:0015168

glycerol transmembrane transporter activity

7491270|8584435

GeneAQP1

GO:0015250

water channel activity

9733774|12801959|21251984

GeneAQP1

GO:0015670

carbon dioxide transport

12745312|16574458|19273840

GeneAQP1

GO:0015793

glycerol transmembrane transport

7491270|8584435

GeneAQP1

GO:0016323

basolateral plasma membrane

9013443|9096382|12766090|12801959|16133142|16814974|18617525

GeneAQP1

GO:0016324

apical plasma membrane

9013443|9096382|12766090|12801959|16133142|17890385|18617525

GeneAQP1

GO:0019725

cellular homeostasis

19268465

GeneAQP1

GO:0019934

cGMP-mediated signaling

14561230

GeneAQP1

GO:0022857

transmembrane transporter activity

17012249

GeneAQP1

GO:0030184

nitric oxide transmembrane transporter activity

16682607

GeneAQP1

GO:0030185

nitric oxide transport

16682607

GeneAQP1

GO:0031526

brush border membrane

9013443

GeneAQP1

GO:0031965

nuclear membrane

17645239

GeneAQP1

GO:0034644

cellular response to UV

19424603

GeneAQP1

GO:0035377

transepithelial water transport

12766090

GeneAQP1

GO:0035378

carbon dioxide transmembrane transport

17012249

GeneAQP1

GO:0035379

carbon dioxide transmembrane transporter activity

17012249

GeneAQP1

GO:0042383

sarcolemma

17409744

GeneAQP1

GO:0043066

negative regulation of apoptotic process

16565507

GeneAQP1

GO:0045177

apical part of cell

14675051

GeneAQP1

GO:0048146

positive regulation of fibroblast proliferation

16565507

GeneAQP1

GO:0070062

extracellular exosome

15326289

GeneAQP1

GO:0070301

cellular response to hydrogen peroxide

19424603

GeneAQP1

GO:0071241

cellular response to inorganic substance

14561230

GeneAQP1

GO:0071260

cellular response to mechanical stimulus

19268465

GeneAQP1

GO:0071280

cellular response to copper ion

7491270|8584435

GeneAQP1

GO:0071288

cellular response to mercury ion

7491270|8584435|9321919|12172703|12745312

GeneAQP1

GO:0071300

cellular response to retinoic acid

12051745|19424603

GeneAQP1

GO:0071320

cellular response to cAMP

18538351

GeneAQP1

GO:0071456

cellular response to hypoxia

18275976

GeneAQP1

GO:0071472

cellular response to salt stress

18509662

GeneAQP1

GO:0071549

cellular response to dexamethasone stimulus

16711029

GeneAQP1

GO:0071732

cellular response to nitric oxide

14561230

GeneAQP1

GO:0072488

ammonium transmembrane transport

16574458|19273840

GeneAQP1

GO:0170014

ankyrin-1 complex

35835865



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P29972-1P29972-1_4csk_A.pdb4CSKX-ray3.28A3235

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P29972AQP1P29972-1P29972-2269186145SubstitutionMASEFKKKLFWRAVVAEFLATTLFVFISIGSALGFKYPVGNNQTAMPGARPLPLVLVPQNTLAWMQLDAKAPAHPRPLQLLGRVGPGSRQ145
P29972AQP1P29972-1P29972-226918646128Deletionnonenone4545
P29972AQP1P29972-1P29972-32692181128SubstitutionMASEFKKKLFWRAVVAEFLATTLFVFISIGSALGFKYPVGNNQTAVQDNVKVSLAFGLSIATLAQSVGHISGAHLNPAVTLGLLLSCQISIFRALMYIIAQCVGAIVATAILSGITSSLTGNSLGRNDMFWTFGYEAVSPAGPSHLFASLLLGVLLTITFMPGARPLPLVLVPQNTLAWMQLDAKAPAHPRPLQLLGRVGPGSRQ177
P29972AQP1P29972-1P29972-4269154113SubstitutionMASEFKKKLFWRAMQSGMGWNVLDFW113
P29972AQP1P29972-1P29972-426915414128Deletionnonenone1313

check buttonMultiple sequence alignment of our canonical and alternatively spliced AQP1

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of AQP1
UniProt-idENSGENSTENSP
P29972-1ENSG00000240583.14ENST00000311813.11ENSP00000311165.4
P29972-1ENSG00000240583.14ENST00000652696.1ENSP00000498672.1
P29972-3ENSG00000240583.14ENST00000409611.1ENSP00000387178.1
P29972-4ENSG00000240583.14ENST00000409899.5ENSP00000386712.1

UniProt-idNM IDNP ID
P29972-1NM_198098.3NP_932766.1

check buttonAmino acid sequences of our canonical and alternatively spliced AQP1
accession_idProtein sequence
P29972-1MASEFKKKLFWRAVVAEFLATTLFVFISIGSALGFKYPVGNNQTAVQDNVKVSLAFGLSIATLAQSVGHISGAHLNPAVTLGLLLSCQIS
IFRALMYIIAQCVGAIVATAILSGITSSLTGNSLGRNDLADGVNSGQGLGIEIIGTLQLVLCVLATTDRRRRDLGGSAPLAIGLSVALGH
P29972-2MPGARPLPLVLVPQNTLAWMQLDAKAPAHPRPLQLLGRVGPGSRQLADGVNSGQGLGIEIIGTLQLVLCVLATTDRRRRDLGGSAPLAIG
LSVALGHLLAIDYTGCGINPARSFGSAVITHNFSNHWIFWVGPFIGGALAVLIYDFILAPRSSDLTDRVKVWTSGQVEEYDLDADDINSR
P29972-3MFWTFGYEAVSPAGPSHLFASLLLGVLLTITFMPGARPLPLVLVPQNTLAWMQLDAKAPAHPRPLQLLGRVGPGSRQLADGVNSGQGLGI
EIIGTLQLVLCVLATTDRRRRDLGGSAPLAIGLSVALGHLLAIDYTGCGINPARSFGSAVITHNFSNHWIFWVGPFIGGALAVLIYDFIL
P29972-4MQSGMGWNVLDFWLADGVNSGQGLGIEIIGTLQLVLCVLATTDRRRRDLGGSAPLAIGLSVALGHLLAIDYTGCGINPARSFGSAVITHN

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
AQP1 (go to UniProt):P29972

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
P29972Topological domain27Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=45
P29972Topological domain27Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=128
P29972Topological domain27Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=13
P29972Transmembrane836Note=Helical%3B Name%3DHelix 1Type=Substitution;Start=1;End=45
P29972Transmembrane836Note=Helical%3B Name%3DHelix 1Type=Substitution;Start=1;End=128
P29972Transmembrane836Note=Helical%3B Name%3DHelix 1Type=Substitution;Start=1;End=13
P29972Transmembrane836Note=Helical%3B Name%3DHelix 1Type=Deletion;Start=14;End=128
P29972Topological domain3748Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=45
P29972Topological domain3748Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=46;End=128
P29972Topological domain3748Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=128
P29972Topological domain3748Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=14;End=128
P29972Transmembrane4966Note=Helical%3B Name%3DHelix 2Type=Deletion;Start=46;End=128
P29972Transmembrane4966Note=Helical%3B Name%3DHelix 2Type=Substitution;Start=1;End=128
P29972Transmembrane4966Note=Helical%3B Name%3DHelix 2Type=Deletion;Start=14;End=128
P29972Topological domain6770Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=46;End=128
P29972Topological domain6770Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=128
P29972Topological domain6770Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=14;End=128
P29972Intramembrane7176.Type=Deletion;Start=46;End=128
P29972Intramembrane7176.Type=Substitution;Start=1;End=128
P29972Intramembrane7176.Type=Deletion;Start=14;End=128
P29972Intramembrane7784Note=Helical%3B Name%3DHelix BType=Deletion;Start=46;End=128
P29972Intramembrane7784Note=Helical%3B Name%3DHelix BType=Substitution;Start=1;End=128
P29972Intramembrane7784Note=Helical%3B Name%3DHelix BType=Deletion;Start=14;End=128
P29972Topological domain8594Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=46;End=128
P29972Topological domain8594Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=128
P29972Topological domain8594Note=Cytoplasmic;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=14;End=128
P29972Transmembrane95115Note=Helical%3B Name%3DHelix 3Type=Deletion;Start=46;End=128
P29972Transmembrane95115Note=Helical%3B Name%3DHelix 3Type=Substitution;Start=1;End=128
P29972Transmembrane95115Note=Helical%3B Name%3DHelix 3Type=Deletion;Start=14;End=128
P29972Topological domain116136Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=46;End=128
P29972Topological domain116136Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Substitution;Start=1;End=128
P29972Topological domain116136Note=Extracellular;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:7507481;Dbxref=PMID:7507481Type=Deletion;Start=14;End=128
P29972Motif7678Note=NPA 1Type=Deletion;Start=46;End=128
P29972Motif7678Note=NPA 1Type=Substitution;Start=1;End=128
P29972Motif7678Note=NPA 1Type=Deletion;Start=14;End=128


Gene Isoform Structures and Expression Levels for AQP1

check buttonGene structures of our canonical and alternative spliced genes of AQP1
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of AQP1

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 P29972-1
3D view using mol* of P29972-2
3D view using mol* of P29972-3
3D view using mol* of P29972-4


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 P29972-1
all structure
pLDDT distribution across the protein length of P29972-2
all structure
pLDDT distribution across the protein length of P29972-3
all structure
pLDDT distribution across the protein length of P29972-4
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 P29972-1
all structure
Ramachandran plot of P29972-4
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
P29972-11.0272310.992675.710.540.7380.9540.4421.2010.3680.9749,10,12,13,24,56,60,64,68,69,70,71,72,73,74,75,76,
79,83,87,88,89,93,97,149,153,154,156,157,158,159,1
60,168,169,172,176,180,190,191,192,195,227,234,236
,240,241,244,249,252,253,255,256,257,258,259,260,2
62,263
P29972-20.613330.48784.3780.6760.5850.8680.0211.240.0171.11138,39,41,47,48,101,102
P29972-31.0472901.1151116.8080.6160.6690.8441.0770.6951.5491.0813,4,6,7,19,20,23,24,27,28,30,31,32,33,34,35,36,37,
38,39,41,43,44,102,103,106,107,108,109,117,118,121
,173,176,177,178,183,184,185,186,187,189,190,192,1
93,194,197,199,200,201,202,203,204,205
P29972-40.776240.44846.6480.3850.9231.7240.1681.7370.0961.0710,12,13,81,84,85,88,90,91,92,93,94,97

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 P29972-1_P29972-1_4csk_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 P29972-1_4csk_A_P29972-2.pdb
3D view using mol* of P29972-1_4csk_A_P29972-3.pdb
3D view using mol* of P29972-1_4csk_A_P29972-4.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 P29972-1_P29972-2.pdb
3D view using mol* of P29972-1_P29972-3.pdb
3D view using mol* of P29972-1_P29972-4.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P29972-1_vs_P29972-2.png
all structure<
./stats/secondary_structure/figure/P29972-1_vs_P29972-3.png
all structure<
./stats/secondary_structure/figure/P29972-1_vs_P29972-4.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P29972-1_vs_P29972-2.png
all structure<
./stats/relative_asa/P29972-1_vs_P29972-3.png
all structure<
./stats/relative_asa/P29972-1_vs_P29972-4.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 AQP1


check button Drugs targeting this gene/protein.
(DrugBank)
UniProt accessionGene nameDrugBank IDDrug nameDrug groupActions
P29972AQP1DB00819Acetazolamideapproved, vet_approvedinhibitor
P29972AQP1DB09338Mersalylexperimental
P29972AQP1DB02451B-nonylglucosideexperimental

Related Diseases to AQP1


check button Previous studies relating to the alternative splicing of AQP1 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in AQP1


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