Incidental Mutation 'R1075:Supt20'
ID 85592
Institutional Source Beutler Lab
Gene Symbol Supt20
Ensembl Gene ENSMUSG00000027751
Gene Name SPT20 SAGA complex component
Synonyms p38IP, Fam48a, p38 interacting protein, D3Ertd300e
MMRRC Submission 039161-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.939) question?
Stock # R1075 (G1)
Quality Score 225
Status Not validated
Chromosome 3
Chromosomal Location 54600228-54636187 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to T at 54614362 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Stop codon at position 160 (Q160*)
Ref Sequence ENSEMBL: ENSMUSP00000143059 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029315] [ENSMUST00000170552] [ENSMUST00000197502] [ENSMUST00000199652] [ENSMUST00000199655] [ENSMUST00000199674] [ENSMUST00000200439] [ENSMUST00000200441]
AlphaFold Q7TT00
Predicted Effect probably benign
Transcript: ENSMUST00000029315
SMART Domains Protein: ENSMUSP00000029315
Gene: ENSMUSG00000027751

DomainStartEndE-ValueType
low complexity region 65 78 N/A INTRINSIC
low complexity region 107 159 N/A INTRINSIC
coiled coil region 201 230 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000170552
AA Change: Q161*
SMART Domains Protein: ENSMUSP00000131454
Gene: ENSMUSG00000027751
AA Change: Q161*

DomainStartEndE-ValueType
Pfam:Spt20 63 229 6.8e-47 PFAM
low complexity region 425 441 N/A INTRINSIC
low complexity region 468 477 N/A INTRINSIC
low complexity region 488 502 N/A INTRINSIC
low complexity region 515 526 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000197502
AA Change: Q160*
SMART Domains Protein: ENSMUSP00000143750
Gene: ENSMUSG00000027751
AA Change: Q160*

DomainStartEndE-ValueType
low complexity region 45 56 N/A INTRINSIC
Pfam:Spt20 62 227 1.9e-43 PFAM
low complexity region 424 440 N/A INTRINSIC
low complexity region 467 476 N/A INTRINSIC
low complexity region 487 501 N/A INTRINSIC
low complexity region 512 532 N/A INTRINSIC
low complexity region 574 587 N/A INTRINSIC
low complexity region 632 680 N/A INTRINSIC
coiled coil region 722 751 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000199652
AA Change: Q160*
SMART Domains Protein: ENSMUSP00000142648
Gene: ENSMUSG00000027751
AA Change: Q160*

DomainStartEndE-ValueType
low complexity region 45 56 N/A INTRINSIC
Pfam:Spt20 59 181 1.2e-25 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000199655
SMART Domains Protein: ENSMUSP00000143520
Gene: ENSMUSG00000027751

DomainStartEndE-ValueType
low complexity region 45 56 N/A INTRINSIC
Pfam:Spt20 62 140 5.3e-17 PFAM
Predicted Effect probably null
Transcript: ENSMUST00000199674
AA Change: Q160*
SMART Domains Protein: ENSMUSP00000142948
Gene: ENSMUSG00000027751
AA Change: Q160*

DomainStartEndE-ValueType
low complexity region 45 56 N/A INTRINSIC
Pfam:Spt20 59 227 3.3e-39 PFAM
low complexity region 424 442 N/A INTRINSIC
low complexity region 466 475 N/A INTRINSIC
low complexity region 486 500 N/A INTRINSIC
low complexity region 513 524 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000200439
AA Change: Q160*
SMART Domains Protein: ENSMUSP00000143059
Gene: ENSMUSG00000027751
AA Change: Q160*

DomainStartEndE-ValueType
low complexity region 45 56 N/A INTRINSIC
Pfam:Spt20 59 227 2.7e-42 PFAM
low complexity region 424 440 N/A INTRINSIC
low complexity region 467 476 N/A INTRINSIC
low complexity region 487 501 N/A INTRINSIC
low complexity region 514 525 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000200450
Predicted Effect probably benign
Transcript: ENSMUST00000200441
SMART Domains Protein: ENSMUSP00000143231
Gene: ENSMUSG00000027751

DomainStartEndE-ValueType
low complexity region 65 78 N/A INTRINSIC
low complexity region 123 171 N/A INTRINSIC
coiled coil region 213 242 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.2%
  • 20x: 94.4%
Validation Efficiency
MGI Phenotype PHENOTYPE: The incompletely penetrant homozygous phenotype of a splice-site mutation may include retinal epithelium expansion over the dorsal half of the eye, exencephaly, spina bifida, gastrulation defects and/or aberrant somite and mesoderm development. A few mutants survive postnatally and appear normal. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ankrd6 T C 4: 32,822,232 (GRCm39) H179R probably damaging Het
Apbb2 G T 5: 66,460,021 (GRCm39) P692Q probably damaging Het
Arhgap40 A G 2: 158,391,567 (GRCm39) N627D possibly damaging Het
Asns G A 6: 7,676,076 (GRCm39) R465* probably null Het
Bdkrb1 G A 12: 105,570,562 (GRCm39) V43I probably benign Het
Bod1 T C 11: 31,621,514 (GRCm39) D63G possibly damaging Het
Ccdc39 T C 3: 33,880,629 (GRCm39) K446R probably damaging Het
Csnka2ip T A 16: 64,298,310 (GRCm39) K685* probably null Het
Dennd5a A T 7: 109,517,808 (GRCm39) D609E probably benign Het
Dhx34 G C 7: 15,952,274 (GRCm39) T117S probably benign Het
Dpp4 A T 2: 62,182,630 (GRCm39) D550E probably benign Het
Enah C T 1: 181,784,066 (GRCm39) R81K unknown Het
Epha5 G T 5: 84,298,254 (GRCm39) A383E probably damaging Het
Epha5 C T 5: 84,298,255 (GRCm39) A383T probably damaging Het
Etnppl A T 3: 130,423,212 (GRCm39) M298L probably benign Het
Fam81a G A 9: 70,017,556 (GRCm39) R130* probably null Het
Fbxl3 A C 14: 103,332,839 (GRCm39) H46Q probably benign Het
Gal3st1 A G 11: 3,948,509 (GRCm39) I239V possibly damaging Het
H2-T15 C T 17: 36,367,038 (GRCm39) G335D probably benign Het
Htra4 T C 8: 25,523,612 (GRCm39) I318V probably benign Het
Igdcc4 A G 9: 65,038,932 (GRCm39) T906A possibly damaging Het
Il7r T C 15: 9,516,543 (GRCm39) N86S probably benign Het
Mettl17 A G 14: 52,127,063 (GRCm39) N231D probably benign Het
Mki67 T C 7: 135,299,040 (GRCm39) D1998G probably benign Het
Myh15 G T 16: 48,940,417 (GRCm39) R789L possibly damaging Het
Myh7 A G 14: 55,224,860 (GRCm39) V569A probably benign Het
Nell1 A G 7: 50,503,588 (GRCm39) I617M probably damaging Het
Nlrp1b C G 11: 71,072,512 (GRCm39) E444Q probably benign Het
Or10ak16 T C 4: 118,750,402 (GRCm39) S41P probably damaging Het
Or2b4 T A 17: 38,116,660 (GRCm39) L208* probably null Het
Or2y8 T A 11: 52,035,677 (GRCm39) I227F possibly damaging Het
Psmd2 T C 16: 20,478,709 (GRCm39) S603P probably damaging Het
Slc4a2 T A 5: 24,644,055 (GRCm39) I913N possibly damaging Het
Smyd4 T C 11: 75,291,164 (GRCm39) Y589H probably damaging Het
Spag17 A G 3: 100,000,992 (GRCm39) E1850G probably damaging Het
Srsf11 A T 3: 157,718,427 (GRCm39) probably benign Het
Stra6 A T 9: 58,058,687 (GRCm39) N488I possibly damaging Het
Tbc1d2b G A 9: 90,104,393 (GRCm39) P583L possibly damaging Het
Uchl1 T A 5: 66,839,808 (GRCm39) F117I probably damaging Het
Usf1 T A 1: 171,245,677 (GRCm39) N307K probably benign Het
Zfp994 T A 17: 22,419,926 (GRCm39) H341L probably damaging Het
Other mutations in Supt20
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00518:Supt20 APN 3 54,622,590 (GRCm39) missense probably damaging 0.98
IGL01781:Supt20 APN 3 54,602,626 (GRCm39) start codon destroyed probably null 0.47
IGL02510:Supt20 APN 3 54,622,945 (GRCm39) intron probably benign
IGL02656:Supt20 APN 3 54,615,816 (GRCm39) missense probably damaging 1.00
IGL02958:Supt20 APN 3 54,621,144 (GRCm39) intron probably benign
IGL03036:Supt20 APN 3 54,616,723 (GRCm39) nonsense probably null
IGL03128:Supt20 APN 3 54,615,708 (GRCm39) missense probably benign 0.05
IGL03164:Supt20 APN 3 54,620,609 (GRCm39) missense probably benign 0.01
FR4304:Supt20 UTSW 3 54,635,085 (GRCm39) nonsense probably null
FR4304:Supt20 UTSW 3 54,635,068 (GRCm39) small insertion probably benign
FR4304:Supt20 UTSW 3 54,635,083 (GRCm39) small insertion probably benign
FR4449:Supt20 UTSW 3 54,635,070 (GRCm39) small insertion probably benign
FR4548:Supt20 UTSW 3 54,635,094 (GRCm39) small insertion probably benign
FR4548:Supt20 UTSW 3 54,635,078 (GRCm39) small insertion probably benign
FR4548:Supt20 UTSW 3 54,635,085 (GRCm39) small insertion probably benign
FR4589:Supt20 UTSW 3 54,635,092 (GRCm39) small insertion probably benign
FR4589:Supt20 UTSW 3 54,635,072 (GRCm39) small insertion probably benign
FR4589:Supt20 UTSW 3 54,635,076 (GRCm39) small insertion probably benign
FR4737:Supt20 UTSW 3 54,635,082 (GRCm39) small insertion probably benign
FR4737:Supt20 UTSW 3 54,635,078 (GRCm39) small insertion probably benign
FR4737:Supt20 UTSW 3 54,635,079 (GRCm39) small insertion probably benign
R0383:Supt20 UTSW 3 54,610,570 (GRCm39) nonsense probably null
R0675:Supt20 UTSW 3 54,614,390 (GRCm39) missense probably damaging 1.00
R0744:Supt20 UTSW 3 54,622,122 (GRCm39) missense probably damaging 1.00
R0968:Supt20 UTSW 3 54,615,821 (GRCm39) intron probably benign
R1689:Supt20 UTSW 3 54,619,583 (GRCm39) nonsense probably null
R1772:Supt20 UTSW 3 54,617,841 (GRCm39) missense probably damaging 1.00
R1779:Supt20 UTSW 3 54,622,164 (GRCm39) missense probably benign 0.00
R1829:Supt20 UTSW 3 54,635,079 (GRCm39) utr 3 prime probably benign
R3236:Supt20 UTSW 3 54,616,501 (GRCm39) missense possibly damaging 0.94
R3237:Supt20 UTSW 3 54,616,501 (GRCm39) missense possibly damaging 0.94
R4989:Supt20 UTSW 3 54,602,555 (GRCm39) utr 5 prime probably benign
R5180:Supt20 UTSW 3 54,616,506 (GRCm39) missense probably benign 0.00
R5188:Supt20 UTSW 3 54,617,849 (GRCm39) missense possibly damaging 0.87
R5423:Supt20 UTSW 3 54,616,746 (GRCm39) missense probably damaging 1.00
R5627:Supt20 UTSW 3 54,620,611 (GRCm39) missense possibly damaging 0.86
R5888:Supt20 UTSW 3 54,619,628 (GRCm39) missense probably benign
R5995:Supt20 UTSW 3 54,616,474 (GRCm39) missense probably damaging 0.97
R6316:Supt20 UTSW 3 54,635,069 (GRCm39) small insertion probably benign
R6623:Supt20 UTSW 3 54,625,715 (GRCm39) missense possibly damaging 0.93
R6713:Supt20 UTSW 3 54,606,022 (GRCm39) missense possibly damaging 0.89
R6874:Supt20 UTSW 3 54,635,175 (GRCm39) splice site probably null
R6988:Supt20 UTSW 3 54,606,018 (GRCm39) missense probably damaging 1.00
R7149:Supt20 UTSW 3 54,635,832 (GRCm39) missense unknown
R7592:Supt20 UTSW 3 54,614,543 (GRCm39) missense probably damaging 0.97
R7940:Supt20 UTSW 3 54,620,620 (GRCm39) missense probably benign 0.04
R8480:Supt20 UTSW 3 54,614,537 (GRCm39) missense probably damaging 1.00
R8550:Supt20 UTSW 3 54,623,063 (GRCm39) missense possibly damaging 0.48
R8935:Supt20 UTSW 3 54,634,988 (GRCm39) critical splice acceptor site probably null
R9412:Supt20 UTSW 3 54,635,069 (GRCm39) small deletion probably benign
R9414:Supt20 UTSW 3 54,610,504 (GRCm39) missense probably damaging 1.00
R9694:Supt20 UTSW 3 54,623,015 (GRCm39) missense probably benign 0.02
RF001:Supt20 UTSW 3 54,635,083 (GRCm39) small insertion probably benign
RF009:Supt20 UTSW 3 54,635,083 (GRCm39) small insertion probably benign
RF010:Supt20 UTSW 3 54,635,083 (GRCm39) small insertion probably benign
RF014:Supt20 UTSW 3 54,635,086 (GRCm39) small insertion probably benign
RF026:Supt20 UTSW 3 54,635,091 (GRCm39) nonsense probably null
RF026:Supt20 UTSW 3 54,635,068 (GRCm39) small insertion probably benign
RF032:Supt20 UTSW 3 54,635,087 (GRCm39) small insertion probably benign
RF038:Supt20 UTSW 3 54,635,068 (GRCm39) small insertion probably benign
RF045:Supt20 UTSW 3 54,635,087 (GRCm39) small insertion probably benign
RF052:Supt20 UTSW 3 54,635,086 (GRCm39) small insertion probably benign
Predicted Primers PCR Primer
(F):5'- TGGGAACCATTCACTACATGGTTGC -3'
(R):5'- GAACCTTGGTTTTGTCCAAGCATCC -3'

Sequencing Primer
(F):5'- CATTCACTACATGGTTGCTTATTTTG -3'
(R):5'- CTCTAACGTCAGCAAGGGAGC -3'
Posted On 2013-11-18