ONTOLOGY REPORT - ANNOTATIONS
Term: isotype switching
Accession: GO:0045190
browse the term
Definition: The switching of activated B cells from IgM biosynthesis to biosynthesis of other isotypes of immunoglobulin, accomplished through a recombination process involving an intrachromosomal deletion involving switch regions that reside 5' of each constant region gene segment in the immunoglobulin heavy chain locus.
Comment: Note that IgM and IgD can be coexpressed by B cells via an alternate splicing mechanism, but true recombinational isotype switching to IgD has been demonstrated as well. Note that this term is best used to annotate gene products which are involved in the mechanism of DNA recombination used in isotype switching, like the B cell specific Swap70 factor in the mouse, rather than gene products which promote isotype switching such as cytokines or co-stimulatory molecules, which should instead be annotated to 'regulation of isotype switching ; GO:0045191'.
Synonyms: exact_synonym: class switch recombination; class switching; isotype switch recombination
xref: Wikipedia:Immunoglobulin_class_switching
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AICDA
activation induced cytidine deaminase
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:17713479)
Ensembl MGI
PMID:17713479
GO_REF:0000107
NCBI chr27:37,064,107...37,073,791
Ensembl chr27:37,064,080...37,073,789
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ATAD5
ATPase family AAA domain containing 5
involved_in acts_upstream_of
IEA ISO
(PMID:25404367)
Ensembl MGI
PMID:25404367
GO_REF:0000107
NCBI chr 9:40,869,778...40,917,976
Ensembl chr 9:40,870,924...40,915,629
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BATF
basic leucine zipper ATF-like transcription factor
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 8:48,537,036...48,561,154
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CD40LG
CD40 ligand
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr X:107,001,421...107,023,007
Ensembl chr X:107,010,890...107,023,006
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ERCC1
ERCC excision repair 1, endonuclease non-catalytic subunit
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:15280420)
Ensembl MGI
PMID:15280420
GO_REF:0000107
NCBI chr 1:110,130,353...110,146,660
Ensembl chr 1:110,130,481...110,146,602
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EXO1
exonuclease 1
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:14716311)
Ensembl MGI
PMID:14716311
GO_REF:0000107
NCBI chr 7:33,237,124...33,268,835
Ensembl chr 7:33,237,593...33,268,254
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EXOSC3
exosome component 3
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr11:54,072,993...54,079,024
Ensembl chr11:54,073,313...54,078,598
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EXOSC6
exosome component 6
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 5:76,286,286...76,287,667
Ensembl chr 5:76,286,789...76,287,976
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LIG4
DNA ligase 4
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:17713479)
Ensembl MGI
PMID:17713479
GO_REF:0000107
NCBI chr22:56,980,333...56,987,636
Ensembl chr22:56,980,622...56,983,357
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MLH1
mutL homolog 1
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:12743174)
Ensembl MGI
PMID:12743174
GO_REF:0000107
NCBI chr23:6,889,108...6,938,117
Ensembl chr23:6,889,135...6,938,116
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MSH2
mutS homolog 2
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:10430621) (PMID:12743174)
Ensembl MGI
PMID:10430621 PMID:12743174
GO_REF:0000107
NCBI chr10:49,517,448...49,594,001
Ensembl chr10:49,517,369...49,594,210
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MSH6
mutS homolog 6
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:16618598) (PMID:17015724)
Ensembl MGI
PMID:16618598 PMID:17015724
GO_REF:0000107
NCBI chr10:49,825,330...49,838,036
Ensembl chr10:49,803,898...49,838,028
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NBN
nibrin
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr29:35,416,093...35,477,569
Ensembl chr29:35,416,093...35,477,563
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NFKBIZ
NFKB inhibitor zeta
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr33:8,147,160...8,154,401
Ensembl chr33:8,073,840...8,154,561
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RNF168
ring finger protein 168
involved_in
ISO
(MGI:4420833|PMID:20080757)
UniProt
PMID:20080757
MGI:4420833
NCBI chr33:29,542,209...29,575,127
Ensembl chr33:29,539,182...29,628,248
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RNF8
ring finger protein 8
involved_in
ISO
(MGI:4420833|PMID:20080757)
UniProt
PMID:20080757
MGI:4420833
NCBI chr12:6,380,365...6,415,407
Ensembl chr12:6,292,459...6,415,382
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SANBR
SANT and BTB domain regulator of CSR
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr10:61,143,971...61,195,058
Ensembl chr10:61,123,655...61,193,241
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SWAP70
switching B cell complex subunit SWAP70
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:9642267)
Ensembl MGI
PMID:9642267
GO_REF:0000107
NCBI chr21:32,910,547...32,985,617
Ensembl chr21:32,910,563...32,984,580
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UNG
uracil DNA glycosylase
acts_upstream_of_or_within
ISO
(PMID:17015724)
MGI
PMID:17015724
NCBI chr26:17,900,354...17,911,126
Ensembl chr26:17,901,357...17,911,288
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XRCC4
X-ray repair cross complementing 4
acts_upstream_of_or_within
ISO
(PMID:17713479)
MGI
PMID:17713479
NCBI chr 3:24,316,598...24,547,463
Ensembl chr 3:24,269,974...24,533,465
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CCR6
C-C motif chemokine receptor 6
involved_in
ISO
(MGI:5787846|PMID:27174992)
UniProt
PMID:27174992
MGI:5787846
NCBI chr 1:54,932,798...54,960,646
Ensembl chr 1:54,932,690...54,959,740
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BCL6
BCL6 transcription repressor
involved_in acts_upstream_of
IEA ISO
(PMID:10490661)
Ensembl MGI
PMID:10490661
GO_REF:0000107
NCBI chr34:20,112,302...20,135,705
Ensembl chr34:20,113,322...20,124,704
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FOXP3
forkhead box P3
involved_in acts_upstream_of
IEA ISO
(PMID:16275384)
Ensembl MGI
PMID:16275384
GO_REF:0000107
NCBI chr X:42,331,229...42,362,841
Ensembl chr X:42,344,108...42,350,758
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IL4
interleukin 4
acts_upstream_of
ISO
(PMID:14988498)
MGI
PMID:14988498
NCBI chr11:20,972,693...20,981,539
Ensembl chr11:20,972,690...20,981,534
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RTP2
receptor transporter protein 2
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr34:20,087,395...20,091,248
Ensembl chr34:20,087,226...20,115,428
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STAT6
signal transducer and activator of transcription 6
involved_in acts_upstream_of
IEA ISO
(PMID:10490661)
Ensembl MGI
PMID:10490661
GO_REF:0000107
NCBI chr10:1,232,515...1,247,011
Ensembl chr10:1,233,691...1,247,075
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HSPD1
heat shock protein family D (Hsp60) member 1
involved_in
ISO
(PMID:16148103)
BHF-UCL
PMID:16148103
NCBI chr37:7,010,421...7,025,912
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IL4
interleukin 4
acts_upstream_of
ISO
(PMID:14988498)
MGI
PMID:14988498
NCBI chr11:20,972,693...20,981,539
Ensembl chr11:20,972,690...20,981,534
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PARP3
poly(ADP-ribose) polymerase family member 3
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr20:37,767,336...37,774,269
Ensembl chr20:37,767,505...37,773,770
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BCL6
BCL6 transcription repressor
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:10490661)
Ensembl MGI
PMID:10490661
GO_REF:0000107
NCBI chr34:20,112,302...20,135,705
Ensembl chr34:20,113,322...20,124,704
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FOXP3
forkhead box P3
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:16275384)
Ensembl MGI
PMID:16275384
GO_REF:0000107
NCBI chr X:42,331,229...42,362,841
Ensembl chr X:42,344,108...42,350,758
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NDFIP1
Nedd4 family interacting protein 1
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:17137798)
Ensembl MGI
PMID:17137798
GO_REF:0000107
NCBI chr 2:36,978,148...37,065,247
Ensembl chr 2:36,961,024...37,064,303
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RTP2
receptor transporter protein 2
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr34:20,087,395...20,091,248
Ensembl chr34:20,087,226...20,115,428
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TNFSF4
TNF superfamily member 4
involved_in
ISO
(MGI:3763508|PMID:12496423)
BHF-UCL
PMID:12496423
MGI:3763508
NCBI chr 7:25,883,297...25,909,608
Ensembl chr 7:25,883,251...25,906,892
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EXOSC3
exosome component 3
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:21255825)
Ensembl MGI
PMID:21255825
GO_REF:0000107
NCBI chr11:54,072,993...54,079,024
Ensembl chr11:54,073,313...54,078,598
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EXOSC6
exosome component 6
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:21255825)
Ensembl MGI
PMID:21255825
GO_REF:0000107
NCBI chr 5:76,286,286...76,287,667
Ensembl chr 5:76,286,789...76,287,976
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HMCES
5-hydroxymethylcytosine binding, ES cell specific
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr20:2,808,687...2,831,123
Ensembl chr20:2,808,689...2,830,462
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KMT5B
lysine methyltransferase 5B
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr18:49,655,783...49,691,899
Ensembl chr18:49,637,610...49,827,034
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KMT5C
lysine methyltransferase 5C
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 1:102,334,687...102,342,090
Ensembl chr 1:102,333,543...102,342,118
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MAD2L2
mitotic arrest deficient 2 like 2
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 2:84,539,724...84,549,402
Ensembl chr 2:84,545,226...84,549,356
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PAXIP1
PAX interacting protein 1
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr16:18,066,289...18,116,007
Ensembl chr16:18,066,246...18,112,506
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RIF1
replication timing regulatory factor 1
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr19:52,661,278...52,711,969
Ensembl chr19:52,661,155...52,709,279
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SHLD1
shieldin complex subunit 1
involved_in
IEA
Ensembl TreeGrafter
GO_REF:0000107 GO_REF:0000118
NCBI chr24:15,957,863...16,037,336
Ensembl chr24:15,957,852...16,038,008
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SHLD2
shieldin complex subunit 2
involved_in
ISO
(PMID:29656893)
UniProt
PMID:29656893
NCBI chr 4:34,665,111...34,740,645
Ensembl chr 4:34,688,245...34,763,705
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SHLD3
shieldin complex subunit 3
involved_in
IEA
TreeGrafter
GO_REF:0000118
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TFRC
transferrin receptor
involved_in
IEA ISS
Ensembl UniProt
GO_REF:0000024 GO_REF:0000107
NCBI chr33:29,206,024...29,237,221
Ensembl chr33:29,208,609...29,238,242
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TP53BP1
tumor protein p53 binding protein 1
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr30:10,263,650...10,362,646
Ensembl chr30:10,263,650...10,336,134
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B9D2
B9 domain containing 2
acts_upstream_of_or_within
ISO
(PMID:14988498)
MGI
PMID:14988498
NCBI chr 1:112,621,832...112,627,726
Ensembl chr 1:112,621,633...112,643,885
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MLH1
mutL homolog 1
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr23:6,889,108...6,938,117
Ensembl chr23:6,889,135...6,938,116
G
MSH2
mutS homolog 2
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr10:49,517,448...49,594,001
Ensembl chr10:49,517,369...49,594,210
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NSD2
nuclear receptor binding SET domain protein 2
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:23241889)
Ensembl MGI
PMID:23241889
GO_REF:0000107
NCBI chr 3:62,164,888...62,228,006
Ensembl chr 3:62,167,939...62,228,035
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PMS2
PMS1 homolog 2, mismatch repair system component
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 6:11,411,062...11,438,767
Ensembl chr 6:11,349,453...11,438,940
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TGFB1
transforming growth factor beta 1
involved_in
ISS IEA
AgBase Ensembl
GO_REF:0000024 GO_REF:0000107
NCBI chr 1:112,629,476...112,643,885
Ensembl chr 1:112,621,633...112,643,885
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TNFSF12
tumor necrosis factor (ligand) superfamily, member 12
involved_in
IEA
TreeGrafter
GO_REF:0000118
NCBI chr 5:32,473,543...32,481,596
Ensembl chr 5:32,473,083...32,481,121
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TNFSF13
TNF superfamily member 13
acts_upstream_of_or_within involved_in
ISO IEA
(PMID:14988498)
MGI TreeGrafter Ensembl
PMID:14988498
GO_REF:0000107 GO_REF:0000118
NCBI chr 5:32,482,723...32,484,790
Ensembl chr 5:32,482,723...32,484,789
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CLCF1
cardiotrophin like cytokine factor 1
involved_in
ISO
(MGI:3777853|PMID:12023368)
BHF-UCL
PMID:12023368
MGI:3777853
NCBI chr18:50,084,120...50,093,825
Ensembl chr18:50,083,915...50,102,651
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IL4
interleukin 4
involved_in acts_upstream_of_or_within
ISS ISO
(PMID:14988498)
UniProt MGI
PMID:14988498
GO_REF:0000024
NCBI chr11:20,972,693...20,981,539
Ensembl chr11:20,972,690...20,981,534
G
STAT6
signal transducer and activator of transcription 6
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:10490661)
Ensembl MGI
PMID:10490661
GO_REF:0000107
NCBI chr10:1,232,515...1,247,011
Ensembl chr10:1,233,691...1,247,075
G
ATAD5
ATPase family AAA domain containing 5
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:25404367)
Ensembl MGI
PMID:25404367
GO_REF:0000107
NCBI chr 9:40,869,778...40,917,976
Ensembl chr 9:40,870,924...40,915,629
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CD28
CD28 molecule
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:7688139)
Ensembl MGI
PMID:7688139
GO_REF:0000107
NCBI chr37:12,503,849...12,536,362
Ensembl chr37:12,503,811...12,532,854
G
CD40
CD40 molecule
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:12882831)
TreeGrafter MGI
PMID:12882831
GO_REF:0000118
NCBI chr24:33,352,992...33,383,488
Ensembl chr24:33,372,930...33,383,301
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IFNG
interferon gamma
acts_upstream_of_or_within
ISO
(PMID:12882831)
MGI
PMID:12882831
NCBI chr10:10,406,866...10,411,698
Ensembl chr10:10,406,867...10,411,698
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IL2
interleukin 2
acts_upstream_of_or_within
ISO
(PMID:1830926)
MGI
PMID:1830926
NCBI chr19:17,750,780...17,756,394
Ensembl chr19:17,750,780...17,756,394
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IL4
interleukin 4
involved_in acts_upstream_of_or_within
ISS ISO
(PMID:12882831), (PMID:14988498)
UniProt MGI
PMID:12882831 PMID:14988498
GO_REF:0000024
NCBI chr11:20,972,693...20,981,539
Ensembl chr11:20,972,690...20,981,534
G
MLH1
mutL homolog 1
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr23:6,889,108...6,938,117
Ensembl chr23:6,889,135...6,938,116
G
MSH2
mutS homolog 2
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr10:49,517,448...49,594,001
Ensembl chr10:49,517,369...49,594,210
G
PAGR1
PAXIP1 associated glutamate rich protein 1
involved_in
ISO
(MGI:5752090|PMID:26744420)
UniProt
PMID:26744420
MGI:5752090
NCBI chr 6:17,876,740...17,879,546
G
PAXIP1
PAX interacting protein 1
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr16:18,066,289...18,116,007
Ensembl chr16:18,066,246...18,112,506
G
PMS2
PMS1 homolog 2, mismatch repair system component
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 6:11,411,062...11,438,767
Ensembl chr 6:11,349,453...11,438,940
G
PTPRC
protein tyrosine phosphatase receptor type C
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:9015183)
Ensembl MGI
PMID:9015183
GO_REF:0000107
NCBI chr 7:4,155,876...4,282,151
Ensembl chr 7:4,137,728...4,282,124
G
TBX21
T-box transcription factor 21
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:12882831)
Ensembl MGI
PMID:12882831
GO_REF:0000107
NCBI chr 9:24,077,752...24,086,560
Ensembl chr 9:24,077,761...24,086,261
G
APLF
aprataxin and PNKP like factor
acts_upstream_of_or_within
ISO
(PMID:21211721)
MGI
PMID:21211721
NCBI chr10:67,454,500...67,522,659
Ensembl chr10:67,454,356...67,521,761
G
MIR181B-2
microRNA mir-181b-2
acts_upstream_of_or_within
ISO
(PMID:18762567)
MGI
PMID:18762567
NCBI chr 9:58,301,314...58,301,373
Ensembl chr 9:58,301,300...58,301,388
G
MIR181D
microRNA mir-181d
acts_upstream_of_or_within
ISO
(PMID:18762567)
MGI
PMID:18762567
NCBI chr20:48,593,158...48,593,221
G
SUPT6H
SPT6 homolog, histone chaperone and transcription elongation factor
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr 9:42,859,154...42,896,044
Ensembl chr 9:42,859,361...42,904,487
G
FOXP3
forkhead box P3
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:16275384)
Ensembl MGI
PMID:16275384
GO_REF:0000107
NCBI chr X:42,331,229...42,362,841
Ensembl chr X:42,344,108...42,350,758
G
IL27RA
interleukin 27 receptor subunit alpha
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:11057672)
Ensembl MGI
PMID:11057672
GO_REF:0000107
NCBI chr20:48,456,766...48,475,414
Ensembl chr20:48,457,134...48,472,450
G
NDFIP1
Nedd4 family interacting protein 1
involved_in acts_upstream_of_or_within
IEA ISO
(PMID:17137798)
Ensembl MGI
PMID:17137798
GO_REF:0000107
NCBI chr 2:36,978,148...37,065,247
Ensembl chr 2:36,961,024...37,064,303
G
SLC15A4
solute carrier family 15 member 4
involved_in
IEA
Ensembl
GO_REF:0000107
NCBI chr26:2,803,798...2,832,057
Ensembl chr26:2,802,724...2,831,530
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