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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:CD74

Protein Summary

check button Gene summary
Gene name: CD74
ASpdb.0 ID: 972
Gene
Gene symbol

CD74

Gene ID

972

Gene nameCD74 molecule
SynonymsCLIP|DHLAG|HLADG|II|Ia-GAMMA|p33
Cytomap

5q33.1

Type of geneprotein-coding
DescriptionHLA class II histocompatibility antigen gamma chainCD74 antigen (invariant polypeptide of major histocompatibility complex, class II antigen-associated)CD74 molecule, major histocompatibility complex, class II invariant chainHLA-DR antigens-associated
Modification date20240317
UniProtAcc

P04233


check button Gene ontology of this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
PartnerGeneGO IDGO termPubMed ID
GeneCD74

GO:0001516

prostaglandin biosynthetic process

12782713

GeneCD74

GO:0001934

positive regulation of protein phosphorylation

24942581

GeneCD74

GO:0002792

negative regulation of peptide secretion

19849849

GeneCD74

GO:0004896

cytokine receptor activity

17045821

GeneCD74

GO:0005634

nucleus

19423618

GeneCD74

GO:0005737

cytoplasm

22952837|24569872

GeneCD74

GO:0005773

vacuole

19849849

GeneCD74

GO:0005886

plasma membrane

19665027|22952837|24569872

GeneCD74

GO:0009986

cell surface

17045821|19665027|22952837

GeneCD74

GO:0016020

membrane

12782713

GeneCD74

GO:0023026

MHC class II protein complex binding

1448172

GeneCD74

GO:0032991

protein-containing complex

19665027

GeneCD74

GO:0033674

positive regulation of kinase activity

24942581

GeneCD74

GO:0034341

response to type II interferon

32855215

GeneCD74

GO:0035692

macrophage migration inhibitory factor receptor complex

17045821

GeneCD74

GO:0042658

MHC class II protein binding, via antigen binding groove

7477400

GeneCD74

GO:0043066

negative regulation of apoptotic process

12782713

GeneCD74

GO:0043123

positive regulation of canonical NF-kappaB signal transduction

24942581

GeneCD74

GO:0043410

positive regulation of MAPK cascade

24942581

GeneCD74

GO:0043518

negative regulation of DNA damage response, signal transduction by p53 class mediator

17045821

GeneCD74

GO:0044183

protein folding chaperone

7477400

GeneCD74

GO:0045657

positive regulation of monocyte differentiation

24942581

GeneCD74

GO:0045893

positive regulation of DNA-templated transcription

24942581

GeneCD74

GO:0046598

positive regulation of viral entry into host cell

24942581

GeneCD74

GO:0050731

positive regulation of peptidyl-tyrosine phosphorylation

17045821

GeneCD74

GO:0070374

positive regulation of ERK1 and ERK2 cascade

17045821|24942581



AS Summary

check button Information of the canonical protein with experimentally identified structure from PDB (2023).
UniProt AccFile namePDB IDMethodResolutionChainStartEnd
P04233-1P04233-1_1icf_I.pdb1ICFX-ray2.0I210274

check button ASpdb's canonical and alternatively spliced isoform information.
accession_idgene_namecanonical_idalternative_idcanonical_lengthalternative_lengthcanonical_startcanonical_endtypeoriginalSEQvariationSEQalternative_startalternative_end
P04233CD74P04233-1P04233-2296232209272Deletionnonenone208208
P04233CD74P04233-1P04233-3296160148160SubstitutionNADPLKVYPPLKGSHWNWRTRLLGWV148160
P04233CD74P04233-1P04233-3296160161296Deletionnonenone160160
P04233CD74P04233-1P04233-4296280116Deletionnonenone00
P04233CD74P04233-1P04233-5296216116Deletionnonenone00
P04233CD74P04233-1P04233-5296216209272Deletionnonenone192192

check buttonMultiple sequence alignment of our canonical and alternatively spliced CD74

check button Matched gene isoform IDs with Ensembl and RefSeq of our canonical and alternative spliced genes of CD74
UniProt-idENSGENSTENSP
P04233-1ENSG00000019582.17ENST00000009530.13ENSP00000009530.7
P04233-2ENSG00000019582.17ENST00000353334.11ENSP00000230685.6
P04233-3ENSG00000019582.17ENST00000377795.7ENSP00000367026.3

UniProt-idNM IDNP ID
P04233-1NM_001025159.2NP_001020330.1
P04233-2NM_004355.3NP_004346.1
P04233-3NM_001025158.2NP_001020329.1

check buttonAmino acid sequences of our canonical and alternatively spliced CD74
accession_idProtein sequence
P04233-1MHRRRSRSCREDQKPVMDDQRDLISNNEQLPMLGRRPGAPESKCSRGALYTGFSILVTLLLAGQATTAYFLYQQQGRLDKLTVTSQNLQL
ENLRMKLPKPPKPVSKMRMATPLLMQALPMGALPQGPMQNATKYGNMTEDHVMHLLQNADPLKVYPPLKGSFPENLRHLKNTMETIDWKV
FESWMHHWLLFEMSRHSLEQKPTDAPPKVLTKCQEEVSHIPAVHPGSFRPKCDENGNYLPLQCYGSIGYCWCVFPNGTEVPNTRSRGHHN
P04233-2MHRRRSRSCREDQKPVMDDQRDLISNNEQLPMLGRRPGAPESKCSRGALYTGFSILVTLLLAGQATTAYFLYQQQGRLDKLTVTSQNLQL
ENLRMKLPKPPKPVSKMRMATPLLMQALPMGALPQGPMQNATKYGNMTEDHVMHLLQNADPLKVYPPLKGSFPENLRHLKNTMETIDWKV
P04233-3MHRRRSRSCREDQKPVMDDQRDLISNNEQLPMLGRRPGAPESKCSRGALYTGFSILVTLLLAGQATTAYFLYQQQGRLDKLTVTSQNLQL
P04233-4MDDQRDLISNNEQLPMLGRRPGAPESKCSRGALYTGFSILVTLLLAGQATTAYFLYQQQGRLDKLTVTSQNLQLENLRMKLPKPPKPVSK
MRMATPLLMQALPMGALPQGPMQNATKYGNMTEDHVMHLLQNADPLKVYPPLKGSFPENLRHLKNTMETIDWKVFESWMHHWLLFEMSRH
SLEQKPTDAPPKVLTKCQEEVSHIPAVHPGSFRPKCDENGNYLPLQCYGSIGYCWCVFPNGTEVPNTRSRGHHNCSESLELEDPSSGLGV
P04233-5MDDQRDLISNNEQLPMLGRRPGAPESKCSRGALYTGFSILVTLLLAGQATTAYFLYQQQGRLDKLTVTSQNLQLENLRMKLPKPPKPVSK
MRMATPLLMQALPMGALPQGPMQNATKYGNMTEDHVMHLLQNADPLKVYPPLKGSFPENLRHLKNTMETIDWKVFESWMHHWLLFEMSRH

Protein Functional Features

check buttonMain function of this protein. (from UniProt)
CD74 (go to UniProt):P04233

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
P04233Topological domain146Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=1;End=16
P04233Topological domain146Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=1;End=16
P04233Topological domain73296Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=209;End=272
P04233Topological domain73296Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Substitution;Start=148;End=160
P04233Topological domain73296Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=161;End=296
P04233Topological domain73296Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255Type=Deletion;Start=209;End=272
P04233Domain210271Note=Thyroglobulin type-1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00500Type=Deletion;Start=209;End=272
P04233Domain210271Note=Thyroglobulin type-1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00500Type=Deletion;Start=161;End=296
P04233Domain210271Note=Thyroglobulin type-1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00500Type=Deletion;Start=209;End=272
P04233Region140Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=1;End=16
P04233Region140Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=1;End=16
P04233Region225226"Note=Required for interaction with CTSL;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:10022822
P04233Region225226"Note=Required for interaction with CTSL;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:10022822
P04233Region225226"Note=Required for interaction with CTSL;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:10022822
P04233Region263296Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=209;End=272
P04233Region263296Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=161;End=296
P04233Region263296Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-liteType=Deletion;Start=209;End=272


Gene Isoform Structures and Expression Levels for CD74

check buttonGene structures of our canonical and alternative spliced genes of CD74
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
gene isoform structure of CD74

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 P04233-1
3D view using mol* of P04233-2
3D view using mol* of P04233-3
3D view using mol* of P04233-4
3D view using mol* of P04233-5


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 P04233-1
all structure
pLDDT distribution across the protein length of P04233-2
all structure
pLDDT distribution across the protein length of P04233-3
all structure
pLDDT distribution across the protein length of P04233-4
all structure
pLDDT distribution across the protein length of P04233-5
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 P04233-1
all structure
Ramachandran plot of P04233-3
all structure
Ramachandran plot of P04233-4
all structure
Ramachandran plot of P04233-5
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
P04233-10.731430.707171.8430.6560.6230.8840.4520.8680.521.962146,152,153,154,155,156,169,172,173,174,177,180,18
1
P04233-20.729270.73292.9530.7240.6480.8581.4290.4453.2113.301153,154,155,169,173,177,180,181,183,184,187,188
P04233-30.64290.6247.6770.6670.5630.7540.2560.6860.3730.4258,9,10,47,50,51
P04233-40.962801.017243.1870.6120.6430.7940.8230.6411.2842.293123,126,127,130,136,137,138,139,140,153,156,157,15
8,161,164,165
P04233-50.964751.023376.9570.6650.6520.8771.2950.5582.321.2340,41,44,45,48,52,137,138,139,140,153,156,157,158,
161,164,165,167,168,171,172,175

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 P04233-1_P04233-1_1icf_I.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 P04233-1_1icf_I_P04233-2.pdb
3D view using mol* of P04233-1_1icf_I_P04233-3.pdb
3D view using mol* of P04233-1_1icf_I_P04233-4.pdb
3D view using mol* of P04233-1_1icf_I_P04233-5.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 P04233-1_P04233-2.pdb
3D view using mol* of P04233-1_P04233-3.pdb
3D view using mol* of P04233-1_P04233-4.pdb
3D view using mol* of P04233-1_P04233-5.pdb

check button Protein Feature Comparison of the protein sequendary structures among the protiens.
./stats/secondary_structure/figure/P04233-1_vs_P04233-2.png
all structure<
./stats/secondary_structure/figure/P04233-1_vs_P04233-3.png
all structure<
./stats/secondary_structure/figure/P04233-1_vs_P04233-4.png
all structure<
./stats/secondary_structure/figure/P04233-1_vs_P04233-5.png
all structure<

check button Protein Feature Comparison of the relative accessible surface area (ASA) among the protiens.
./stats/relative_asa/P04233-1_vs_P04233-2.png
all structure<
./stats/relative_asa/P04233-1_vs_P04233-3.png
all structure<
./stats/relative_asa/P04233-1_vs_P04233-4.png
all structure<
./stats/relative_asa/P04233-1_vs_P04233-5.png
all structure<


Protein-Protein Interaction


check button Interactors from UniProt.
Accession_idSubsectionStartEndFuncitonal featureSplicing information
P04233Region225226"Note=Required for interaction with CTSL;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:10022822
P04233Region225226"Note=Required for interaction with CTSL;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:10022822
P04233Region225226"Note=Required for interaction with CTSL;Ontology_term=ECO:0000305ECO:0000305;evidence=ECO:0000305|PubMed:10022822


check button Interactors from STRING.
Gene nameInteractors


Related Drugs to CD74


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

Related Diseases to CD74


check button Previous studies relating to the alternative splicing of CD74 and disease information from the MeSH term (PubMed)
GenePMIDTitleAbstractMeSH IDMeSH term


Clinically important variants in CD74


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