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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:KITLG

Protein Summary

check button Gene summary
Gene name: KITLG
ASpdb.0 ID: 4254
Gene
Gene symbol

KITLG

Gene ID

4254

Gene nameKIT ligand
SynonymsDCUA|DFNA69|FPH2|FPHH|KL-1|Kitl|MGF|SCF|SF|SHEP7|SLF|WS2F
Cytomap

12q21.32

Type of geneprotein-coding
Descriptionkit ligandc-Kit ligandfamilial progressive hyperpigmentation 2mast cell growth factorsteel factorstem cell factor
Modification date20240305
UniProtAcc

P21583


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

GO:0005737

cytoplasm

26522471

GeneKITLG

GO:0005886

plasma membrane

26522471

GeneKITLG

GO:0008284

positive regulation of cell population proliferation

9722506

GeneKITLG

GO:0030027

lamellipodium

26522471

GeneKITLG

GO:0030175

filopodium

26522471

GeneKITLG

GO:0035162

embryonic hemopoiesis

21149635



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P21583-1P21583-1_1exz_B.pdb1EXZX-ray2.3B27166

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P21583KITLGP21583-1P21583-2273245174202SubstitutionDSRVSVTKPFMLPPVAASSLRNDSSSSNRG174174
P21583KITLGP21583-1P21583-3273238135Deletionnonenone00
P21583KITLGP21583-1P21583-32732383643SubstitutionNVKDVTKLMPSCLAAQ18

check buttonMultiple sequence alignment of our canonical and alternatively spliced KITLG

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of KITLG
UniProt-idENSGENSTENSP
P21583-1ENSG00000049130.16ENST00000644744.1ENSP00000495951.1
P21583-2ENSG00000049130.16ENST00000347404.10ENSP00000054216.5

UniProt-idNM IDNP ID
P21583-1NM_000899.4NP_000890.1
P21583-2NM_003994.5NP_003985.2

check buttonAmino acid sequences of our canonical and alternatively spliced KITLG
accession_idProtein sequence
P21583-1MKKTQTWILTCIYLQLLLFNPLVKTEGICRNRVTNNVKDVTKLVANLPKDYMITLKYVPGMDVLPSHCWISEMVVQLSDSLTDLLDKFSN
ISEGLSNYSIIDKLVNIVDDLVECVKENSSKDLKKSFKSPEPRLFTPEEFFRIFNRSIDAFKDFVVASETSDCVVSSTLSPEKDSRVSVT
KPFMLPPVAASSLRNDSSSSNRKAKNPPGDSSLHWAAMALPALFSLIIGFAFGALYWKKRQPSLTRAVENIQINEEDNEISMLQEKEREF
P21583-2MKKTQTWILTCIYLQLLLFNPLVKTEGICRNRVTNNVKDVTKLVANLPKDYMITLKYVPGMDVLPSHCWISEMVVQLSDSLTDLLDKFSN
ISEGLSNYSIIDKLVNIVDDLVECVKENSSKDLKKSFKSPEPRLFTPEEFFRIFNRSIDAFKDFVVASETSDCVVSSTLSPEKGKAKNPP
P21583-3MPSCLAAQVANLPKDYMITLKYVPGMDVLPSHCWISEMVVQLSDSLTDLLDKFSNISEGLSNYSIIDKLVNIVDDLVECVKENSSKDLKK
SFKSPEPRLFTPEEFFRIFNRSIDAFKDFVVASETSDCVVSSTLSPEKDSRVSVTKPFMLPPVAASSLRNDSSSSNRKAKNPPGDSSLHW

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
KITLG (go to UniProt):P21583

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
P21583Topological domain26214Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=174;End=202
P21583Topological domain26214Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=1;End=35
P21583Topological domain26214Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=36;End=43


Gene Isoform Structures and Expression Levels for KITLG

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

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 P21583-1
3D view using mol* of P21583-2
3D view using mol* of P21583-3


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 P21583-1
all structure
pLDDT distribution across the protein length of P21583-2
all structure
pLDDT distribution across the protein length of P21583-3
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 P21583-1
all structure
Ramachandran plot of P21583-3
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
P21583-11.021841.062228.4380.5460.7330.9911.2150.7341.6552.94158,68,69,71,72,75,112,115,116,119,120,121,123,124,
125,126,127,128,129,130,163
P21583-21.0351701.091552.9160.6430.6760.8540.7720.7830.9871.76522,23,24,25,26,28,29,58,59,64,67,68,69,71,72,75,11
4,115,116,117,118,119,120,121,123,124,125,126,127,
128,129,130,154,155,158,160,161,162,163
P21583-30.904690.926190.0220.6150.6660.9140.7650.780.9812.71923,32,33,34,35,36,37,40,80,81,84,85,86,87,88,89,90
,92,94,95

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 P21583-1_P21583-1_1exz_B.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 P21583-1_1exz_B_P21583-2.pdb
3D view using mol* of P21583-1_1exz_B_P21583-3.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 P21583-1_P21583-2.pdb
3D view using mol* of P21583-1_P21583-3.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P21583-1_vs_P21583-2.png
all structure<
./stats/secondary_structure/figure/P21583-1_vs_P21583-3.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P21583-1_vs_P21583-2.png
all structure<
./stats/relative_asa/P21583-1_vs_P21583-3.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 KITLG


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

Related Diseases to KITLG


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


Clinically important variants in KITLG


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