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Center for Computational Systems Medicine
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Gene summary

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Gene structures and expression levels

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Exon skipping events with PSIs in TCGA

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Exon skipping events with PSIs in GTEx

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Open reading frame (ORF) annotation in the exon skipping event

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Exon skipping events in the canonical protein sequence

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SNVs in the skipped exons with depth of coverage

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Splicing Quantitative Trait Loci (sQTLs) in the skipped exons

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Splicing Quantitative Trait Methylation (sQTM) in the skipped exon

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Related drugs with this gene

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Related diseases with this gene

Gene summary for A2M

check button Gene summary
Gene informationGene symbol

A2M

Gene ID

2

Gene namealpha-2-macroglobulin
SynonymsA2MD|CPAMD5|FWP007|S863-7
Cytomap

12p13.31

Type of geneprotein-coding
Descriptionalpha-2-macroglobulinC3 and PZP-like alpha-2-macroglobulin domain-containing protein 5alpha-2-M
Modification date20180519
UniProtAcc

P01023

ContextPubMed: A2M [Title/Abstract] AND exon [Title/Abstract] AND skip [Title/Abstract]
- Title (PMID)

check button Gene ontology of each this gene with evidence of Inferred from Direct Assay (IDA) from Entrez
GeneGO IDGO termPubMed ID
A2M

GO:0001869

negative regulation of complement activation, lectin pathway

12538697


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Exon skipping events across known transcript of Ensembl for A2M from UCSC genome browser

check buttonSkipped exons in TCGA and GTEx based on Ensembl gene isoform structure.
* Click on the image to open the UCSC genome browser with custom track showing this image in a new window.
all structure

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Gene isoform structures and expression levels for A2M

check button Expression levels of gene isoforms across TCGA.
gencode gene structure

check button Expression levels of gene isoforms across GTEx.
gencode gene structure


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Exon skipping events with PSIs in TCGA for A2M

check button Information of exkip skipping event in TCGA.
Exon skip IDchrExons involved in exon skippingSkipped exonENSGENSTs
exon_skip_89907129220307:9220435:9220778:9220820:9221335:92214389220778:9220820ENSG00000175899.10ENST00000495709.1,ENST00000318602.7
exon_skip_89911129223083:9223174:9224954:9225082:9225248:92253179224954:9225082ENSG00000175899.10ENST00000318602.7
exon_skip_89917129229941:9230016:9230296:9230453:9231839:92319279230296:9230453ENSG00000175899.10ENST00000318602.7
exon_skip_89922129231839:9231927:9232234:9232411:9232689:92327739232234:9232411ENSG00000175899.10ENST00000542567.1,ENST00000318602.7
exon_skip_89923129232689:9232773:9241795:9241847:9242497:92426199241795:9241847ENSG00000175899.10ENST00000462568.1,ENST00000318602.7
exon_skip_89927129251202:9251352:9251976:9252119:9253739:92538039251976:9252119ENSG00000175899.10ENST00000318602.7,ENST00000472360.1
exon_skip_89928129253739:9253803:9254042:9254270:9256834:92569969254042:9254270ENSG00000175899.10ENST00000318602.7
exon_skip_89931129254145:9254270:9256834:9256996:9258831:92588929256834:9256996ENSG00000175899.10ENST00000545828.1,ENST00000318602.7
exon_skip_89933129260119:9260240:9261916:9262001:9262462:92626319261916:9262001ENSG00000175899.10ENST00000318602.7
exon_skip_89934129262462:9262631:9262909:9262930:9264754:92648079262909:9262930ENSG00000175899.10ENST00000539638.1,ENST00000318602.7
exon_skip_89935129262909:9262930:9264754:9264807:9265955:92661399264754:9264807ENSG00000175899.10ENST00000539638.1
exon_skip_89938129264754:9264807:9264972:9265132:9265955:92661359264972:9265132ENSG00000175899.10ENST00000318602.7,ENST00000404455.2
exon_skip_89948129265955:9266139:9268359:9268462:9268723:92688259268359:9268462ENSG00000175899.10ENST00000404455.2

check button PSI values of skipped exons in TCGA.
psi tcga

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Exon skipping events with PSIs in GTEx for A2M

check button Information of exkip skipping event in GTEx
Exon skip IDchrExons involved in exon skippingSkipped exonENSGENSTs
exon_skip_89907129220307:9220435:9220778:9220820:9221335:92214389220778:9220820ENSG00000175899.10ENST00000495709.1,ENST00000318602.7
exon_skip_89911129223083:9223174:9224954:9225082:9225248:92253179224954:9225082ENSG00000175899.10ENST00000318602.7
exon_skip_89917129229941:9230016:9230296:9230453:9231839:92319279230296:9230453ENSG00000175899.10ENST00000318602.7
exon_skip_89922129231839:9231927:9232234:9232411:9232689:92327739232234:9232411ENSG00000175899.10ENST00000318602.7,ENST00000542567.1
exon_skip_89923129232689:9232773:9241795:9241847:9242497:92426199241795:9241847ENSG00000175899.10ENST00000318602.7,ENST00000462568.1
exon_skip_89927129251202:9251352:9251976:9252119:9253739:92538039251976:9252119ENSG00000175899.10ENST00000318602.7,ENST00000472360.1
exon_skip_89928129253739:9253803:9254042:9254270:9256834:92569969254042:9254270ENSG00000175899.10ENST00000318602.7
exon_skip_89931129254145:9254270:9256834:9256996:9258831:92588929256834:9256996ENSG00000175899.10ENST00000318602.7,ENST00000545828.1
exon_skip_89933129260119:9260240:9261916:9262001:9262462:92626319261916:9262001ENSG00000175899.10ENST00000318602.7
exon_skip_89934129262462:9262631:9262909:9262930:9264754:92648079262909:9262930ENSG00000175899.10ENST00000318602.7,ENST00000539638.1
exon_skip_89935129262909:9262930:9264754:9264807:9265955:92661399264754:9264807ENSG00000175899.10ENST00000539638.1
exon_skip_89938129264754:9264807:9264972:9265132:9265955:92661359264972:9265132ENSG00000175899.10ENST00000318602.7,ENST00000404455.2
exon_skip_89948129265955:9266139:9268359:9268462:9268723:92688259268359:9268462ENSG00000175899.10ENST00000404455.2

check button PSI values of skipped exons in GTEx.
psi gtex

* Skipped exon sequences.

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Open reading frame (ORF) annotation in the exon skipping event for A2M

check button Open reading frame (ORF) of individual exon skipping events in TCGA based on the Ensembl gene structure combined from isoforms.
ENSTStart of skipped exonEnd of skipped exonORF
ENST0000031860292249549225082Frame-shift
ENST0000031860292302969230453Frame-shift
ENST0000031860292417959241847Frame-shift
ENST0000031860292519769252119Frame-shift
ENST0000031860292619169262001Frame-shift
ENST0000031860292649729265132Frame-shift
ENST0000031860292207789220820In-frame
ENST0000031860292322349232411In-frame
ENST0000031860292540429254270In-frame
ENST0000031860292568349256996In-frame
ENST0000031860292629099262930In-frame

check button Open reading frame (ORF) of individual exon skipping events in GTEx based on the Ensembl gene structure combined from isoforms.
ENSTStart of skipped exonEnd of skipped exonORF
ENST0000031860292249549225082Frame-shift
ENST0000031860292302969230453Frame-shift
ENST0000031860292417959241847Frame-shift
ENST0000031860292519769252119Frame-shift
ENST0000031860292619169262001Frame-shift
ENST0000031860292649729265132Frame-shift
ENST0000031860292207789220820In-frame
ENST0000031860292322349232411In-frame
ENST0000031860292540429254270In-frame
ENST0000031860292568349256996In-frame
ENST0000031860292629099262930In-frame

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Infer the effects of exon skipping event on protein functional features for A2M

check button Exon skipping at the protein sequence level and followed lost functional features.
* Click on the image to enlarge it in a new window.
prot feature distribution

check button Loci of skipped exons in TCGA across genomic, transcript, and protein sequence levels of In-frame cases.
ENSTLength of mRNALength of AA seq.Genomic startGenomic endmRNA startmRNA endAA startAA end
ENST00000318602486114749256834925699614131574368422
ENST00000318602486114749254042925427015751802422498
ENST000003186024861147492322349232411316333399511010
ENST0000031860248611474922077892208204675471614551469

check button Loci of skipped exons in GTEx across genomic, transcript, and protein sequence levels of In-frame cases.
ENSTLength of mRNALength of AA seq.Genomic startGenomic endmRNA startmRNA endAA startAA end
ENST00000318602486114749256834925699614131574368422
ENST00000318602486114749254042925427015751802422498
ENST000003186024861147492322349232411316333399511010
ENST0000031860248611474922077892208204675471614551469

check button Lost protein functional features of individual exon skipping events in TCGA.
UniProt acc.Start of exon skipping (AA)End of exon skipping (AA)Protein feature start (AA)Protein feature end (AA)Category of protein featureDescription of feature
P01023368422241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P01023368422396396GlycosylationNote=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269,ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:16335952,ECO:0000269|PubMed:19159218,ECO:0000269|PubMed:6203908;Dbxref=PMID:16335952,PMID:19159218,PMID:6203908
P01023368422410410GlycosylationNote=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:16335952,ECO:0000269|PubMed:6203908;Dbxref=PMID:16335952,PMID:6203908
P01023422498241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P01023422498431431Disulfide bondNote=Interchain (with C-278);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:2430963;Dbxref=PMID:2430963
P01023422498470563Disulfide bondOntology_term=ECO:0000269;evidence=ECO:0000269|PubMed:2430963;Dbxref=PMID:2430963
P010239511010241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P010239511010972975Cross-linkNote=Isoglutamyl cysteine thioester (Cys-Gln);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P0102395110109211321Disulfide bondOntology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P010239511010991991GlycosylationNote=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269,ECO:0000269,ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:12754519,ECO:0000269|PubMed:16335952,ECO:0000269|PubMed:19159218,ECO:0000269|PubMed:6203908;Dbxref=PMID:12754519,PMID:16335952,P
P010239511010972972Natural variantID=VAR_000013;Note=Probably interferes with the activity. C->Y;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:1370808;Dbxref=dbSNP:rs1800433,PMID:1370808
P01023951101010001000Natural variantID=VAR_000014;Note=I->V;Ontology_term=ECO:0000269,ECO:0000269,ECO:0000269,ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:15489334,ECO:0000269|PubMed:15611997,ECO:0000269|PubMed:1707161,ECO:0000269|PubMed:17974005,ECO:0000269|PubMed:2581245;Dbxref=dbS
P010231455146914541456Beta strandOntology_term=ECO:0000244;evidence=ECO:0000244|PDB:1BV8
P010231455146914591463Beta strandOntology_term=ECO:0000244;evidence=ECO:0000244|PDB:1BV8
P0102314551469241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P010231455146913521467Disulfide bondOntology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908


check button Lost protein functional features of individual exon skipping events in GTEx.
UniProt acc.Start of exon skipping (AA)End of exon skipping (AA)Protein feature start (AA)Protein feature end (AA)Category of protein featureDescription of feature
P01023368422241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P01023368422396396GlycosylationNote=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269,ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:16335952,ECO:0000269|PubMed:19159218,ECO:0000269|PubMed:6203908;Dbxref=PMID:16335952,PMID:19159218,PMID:6203908
P01023368422410410GlycosylationNote=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:16335952,ECO:0000269|PubMed:6203908;Dbxref=PMID:16335952,PMID:6203908
P01023422498241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P01023422498431431Disulfide bondNote=Interchain (with C-278);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:2430963;Dbxref=PMID:2430963
P01023422498470563Disulfide bondOntology_term=ECO:0000269;evidence=ECO:0000269|PubMed:2430963;Dbxref=PMID:2430963
P010239511010241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P010239511010972975Cross-linkNote=Isoglutamyl cysteine thioester (Cys-Gln);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P0102395110109211321Disulfide bondOntology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P010239511010991991GlycosylationNote=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269,ECO:0000269,ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:12754519,ECO:0000269|PubMed:16335952,ECO:0000269|PubMed:19159218,ECO:0000269|PubMed:6203908;Dbxref=PMID:12754519,PMID:16335952,P
P010239511010972972Natural variantID=VAR_000013;Note=Probably interferes with the activity. C->Y;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:1370808;Dbxref=dbSNP:rs1800433,PMID:1370808
P01023951101010001000Natural variantID=VAR_000014;Note=I->V;Ontology_term=ECO:0000269,ECO:0000269,ECO:0000269,ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:15489334,ECO:0000269|PubMed:15611997,ECO:0000269|PubMed:1707161,ECO:0000269|PubMed:17974005,ECO:0000269|PubMed:2581245;Dbxref=dbS
P010231455146914541456Beta strandOntology_term=ECO:0000244;evidence=ECO:0000244|PDB:1BV8
P010231455146914591463Beta strandOntology_term=ECO:0000244;evidence=ECO:0000244|PDB:1BV8
P0102314551469241474ChainID=PRO_0000000055;Note=Alpha-2-macroglobulin;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908
P010231455146913521467Disulfide bondOntology_term=ECO:0000269;evidence=ECO:0000269|PubMed:6203908;Dbxref=PMID:6203908


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SNVs in the skipped exons for A2M

check button - Lollipop plot for presenting exon skipping associated SNVs.
* Click on the image to enlarge it in a new window.
lollipop

check button - Differential PSIs between mutated versus non-mutated samples.

check button - Non-synonymous mutations located in the skipped exons in TCGA.
Cancer typeSampleESIDSkipped exon startSkipped exon endMutation startMutation endMutation typeReference seqMutation seqAAchange
COADTCGA-G4-6299-01exon_skip_89922
9232235923241192322689232269Frame_Shift_DelTC-p.1000_1000del
LIHCTCGA-G3-A3CJ-01exon_skip_89927
9251977925211992520189252018Frame_Shift_DelC-p.D554fs
LIHCTCGA-DD-A1EG-01exon_skip_89927
9251977925211992521059252105Frame_Shift_DelA-p.S525fs
LIHCTCGA-DD-A39Y-01exon_skip_89938
9264973926513292649809264980Frame_Shift_DelC-p.G141fs
LIHCTCGA-DD-A3A0-01exon_skip_89948
9268360926846292683629268362Frame_Shift_DelT-p.K28fs
LIHCTCGA-DD-A1EG-01exon_skip_89948
9268360926846292684259268425Frame_Shift_DelA-p.L7fs
SKCMTCGA-EE-A181-06exon_skip_89917
9230297923045392304169230416Nonsense_MutationGAp.R1053*
BLCATCGA-XF-A9T6-01exon_skip_89922
9232235923241192323569232356Nonsense_MutationACp.Y970*
BRCATCGA-BH-A1FN-01exon_skip_89928
9254043925427092542629254262Nonsense_MutationGTp.Y425*
LUADTCGA-91-6848-01exon_skip_89935
9264755926480792647609264760Nonsense_MutationCAp.E160*
CHOLTCGA-W5-AA39-01exon_skip_89938
9264973926513292649899264989Nonsense_MutationGTp.Y138*
STADTCGA-D7-8575-01exon_skip_89938
9264973926513292649969264996Nonsense_MutationGTp.S136*
STADTCGA-D7-8575-01exon_skip_89938
9264973926513292649969264996Nonsense_MutationGTp.S136X
SKCMTCGA-D3-A3C8-06exon_skip_89938
9264973926513292650099265009Nonsense_MutationGAp.Q132*
UCECTCGA-AP-A056-01exon_skip_89938
9264973926513292650669265066Nonsense_MutationCAp.E113*

check button - Depth of coverage in the three exons composing exon skipping event
Depth of coverage in three exonsMutation description

check button - Non-synonymous mutations located in the skipped exons in CCLE.
SampleSkipped exon startSkipped exon endMutation startMutation endMutation typeReference seqMutation seqAAchange
LNCAPCLONEFGC_PROSTATE9220779922082092207999220799Missense_MutationTCp.Y1463C
CORL23_LUNG9220779922082092208189220818Missense_MutationCGp.E1457Q
TMK1_STOMACH9224955922508292249959224995Missense_MutationGTp.P1355T
NCIH1666_LUNG9224955922508292250319225031Missense_MutationACp.L1343V
FUOV1_OVARY9224955922508292250519225051Missense_MutationTGp.K1336T
NCIH187_LUNG9224955922508292250749225074Missense_MutationCGp.L1328F
NCIH1869_LUNG9230297923045392303259230325Missense_MutationGCp.S1083C
SNU1040_LARGE_INTESTINE9230297923045392303409230340Missense_MutationCTp.G1078D
PK59_PANCREAS9230297923045392303859230385Missense_MutationATp.I1063N
CAL72_BONE9230297923045392303899230389Missense_MutationGTp.H1062N
SNU1040_LARGE_INTESTINE9230297923045392304189230418Missense_MutationGAp.A1052V
EB2_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9232235923241192322859232285Missense_MutationTAp.Q994L
EBC1_LUNG9232235923241192323229232322Missense_MutationGAp.P982S
K2_SKIN9254043925427092540569254056Missense_MutationGAp.S494F
MDAMB436_BREAST9254043925427092541619254161Missense_MutationAGp.V459A
HT_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9256835925699692568709256870Missense_MutationTGp.T411P
DV90_LUNG9256835925699692568849256884Missense_MutationTGp.Q406P
RH30_SOFT_TISSUE9256835925699692569639256963Missense_MutationGAp.P380S
SJRH30_SOFT_TISSUE9256835925699692569639256963Missense_MutationGAp.P380S
HCC1599_BREAST9261917926200192619539261953Missense_MutationATp.I241N
HCC1599_MATCHED_NORMAL_TISSUE9261917926200192619539261953Missense_MutationATp.I241N
NCIH1435_LUNG9264973926513292650279265027Missense_MutationCAp.D126Y
KARPAS45_HAEMATOPOIETIC_AND_LYMPHOID_TISSUE9264973926513292650839265083Missense_MutationAGp.V107A
HCC15_LUNG9264973926513292651169265116Missense_MutationGCp.S96C
CALU1_LUNG9264973926513292649969264996Nonsense_MutationGTp.S136*

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Splicing Quantitative Trait Loci (sQTL) in the exon skipping event for A2M

check button sQTL information located at the skipped exons.
Exon skip IDChromosomeThree exonsSkippped exonENSTCancer typeSNP idLocationDNA change (ref/var)P-value
exon_skip_89922129231839:9231927:9232234:9232411:9232689:92327739232234:9232411ENST00000542567.1,ENST00000318602.7LGGrs669chr12:9232268T/C1.13e-03

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Splicing Quantitative Trait Methylation (sQTM) in the skipped exon for A2M


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Survival analysis of Splicing Quantitative Trait Methylation (sQTM) in the skipped exon for A2M


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RelatedDrugs for A2M

check button Approved drugs targeting this gene.
(DrugBank Version 5.1.0 2018-04-02)
GeneUniProtAccDrugBank IDDrug nameDrug activityDrug typeDrug status
P01023DB00515CisplatinAlpha-2-macroglobulinsmall moleculeapproved
P01023DB08888OcriplasminAlpha-2-macroglobulinbiotechapproved
P01023DB00102BecaplerminAlpha-2-macroglobulinbiotechapproved|investigational
P01023DB01593ZincAlpha-2-macroglobulinsmall moleculeapproved|investigational
P01023DB12965SilverAlpha-2-macroglobulinsmall moleculeapproved|investigational
P01023DB14487Zinc acetateAlpha-2-macroglobulinsmall moleculeapproved|investigational
P01023DB14533Zinc chlorideAlpha-2-macroglobulinsmall moleculeapproved|investigational
P01023DB00626BacitracinAlpha-2-macroglobulinsmall moleculeapproved|vet_approved

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RelatedDiseases for A2M

check button Diseases associated with this gene.
(DisGeNet 4.0)
GeneDisease IDDisease name# pubmedsSource
A2MC0002395Alzheimer's Disease3CTD_human
A2MC0011570Mental Depression2PSYGENET
A2MC0011581Depressive disorder2PSYGENET
A2MC0024121Lung Neoplasms2CTD_human
A2MC0009375Colonic Neoplasms1CTD_human
A2MC0019202Hepatolenticular Degeneration1CTD_human
A2MC0023890Liver Cirrhosis1CTD_human
A2MC0023893Liver Cirrhosis, Experimental1CTD_human
A2MC0024115Lung diseases1CTD_human
A2MC0027726Nephrotic Syndrome1CTD_human
A2MC0206669Hepatocellular Adenoma1CTD_human
A2MC2239176Liver carcinoma1CTD_human
A2MC2609414Acute kidney injury1CTD_human