Incidental Mutation 'R1442:Dscam'
ID 161572
Institutional Source Beutler Lab
Gene Symbol Dscam
Ensembl Gene ENSMUSG00000050272
Gene Name DS cell adhesion molecule
Synonyms 4932410A21Rik, Down syndrome cell adhesion molecule
MMRRC Submission 039497-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1442 (G1)
Quality Score 225
Status Validated
Chromosome 16
Chromosomal Location 96392040-96971952 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 96409274 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 1883 (R1883L)
Ref Sequence ENSEMBL: ENSMUSP00000056040 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000056102]
AlphaFold Q9ERC8
Predicted Effect possibly damaging
Transcript: ENSMUST00000056102
AA Change: R1883L

PolyPhen 2 Score 0.945 (Sensitivity: 0.80; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000056040
Gene: ENSMUSG00000050272
AA Change: R1883L

DomainStartEndE-ValueType
IG_like 37 109 1.47e0 SMART
IG 130 218 8.33e-1 SMART
IGc2 237 300 8.7e-13 SMART
IGc2 326 392 1.24e-8 SMART
IGc2 419 491 1.1e-9 SMART
IGc2 516 582 1.99e-7 SMART
IGc2 608 676 1.84e-11 SMART
IGc2 702 773 6.01e-16 SMART
IG 794 883 1.73e-7 SMART
FN3 885 969 7.34e-9 SMART
FN3 985 1073 4.06e-11 SMART
FN3 1088 1174 7.23e-8 SMART
FN3 1189 1270 2.6e-9 SMART
IGc2 1301 1366 2.05e-9 SMART
FN3 1380 1460 7.17e-12 SMART
FN3 1477 1557 4.35e1 SMART
transmembrane domain 1595 1617 N/A INTRINSIC
low complexity region 1799 1809 N/A INTRINSIC
Meta Mutation Damage Score 0.1795 question?
Coding Region Coverage
  • 1x: 98.9%
  • 3x: 97.9%
  • 10x: 95.0%
  • 20x: 88.4%
Validation Efficiency 100% (71/71)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the immunoglobulin superfamily of cell adhesion molecules (Ig-CAMs), and is involved in human central and peripheral nervous system development. This gene is a candidate for Down syndrome and congenital heart disease (DSCHD). A gene encoding a similar Ig-CAM protein is located on chromosome 11. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Oct 2012]
PHENOTYPE: Mice homozygous for a null allele exhibit background-sensitive perinatal lethality associated with respiratory distress, altered C4 ventral root and pre-inspiratory neuron signaling, and abnormal response to hypercapnia. [provided by MGI curators]
Allele List at MGI

All alleles(9) : Targeted(6) Gene trapped(1) Spontaneous(2)

Other mutations in this stock
Total: 67 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
5031439G07Rik A T 15: 84,839,833 (GRCm39) probably benign Het
Adamts7 T A 9: 90,070,823 (GRCm39) I648N probably damaging Het
Akap13 T A 7: 75,385,526 (GRCm39) F2252I probably damaging Het
Akr1c6 A T 13: 4,507,159 (GRCm39) H314L probably damaging Het
Anxa3 T A 5: 96,976,549 (GRCm39) probably null Het
Apob T G 12: 8,036,165 (GRCm39) F298V probably benign Het
Atp8a2 A C 14: 60,097,772 (GRCm39) probably benign Het
Atp8b5 A T 4: 43,334,313 (GRCm39) T360S probably damaging Het
BC051665 A T 13: 60,932,555 (GRCm39) N43K probably benign Het
Bicral T A 17: 47,112,650 (GRCm39) H850L probably benign Het
C1qtnf1 A G 11: 118,339,011 (GRCm39) D227G probably damaging Het
C8a T A 4: 104,685,275 (GRCm39) T323S possibly damaging Het
Cep89 T C 7: 35,117,636 (GRCm39) probably benign Het
Cercam G T 2: 29,770,652 (GRCm39) V408L probably benign Het
CN725425 G A 15: 91,123,158 (GRCm39) V76M possibly damaging Het
Cops7b T A 1: 86,532,835 (GRCm39) M231K probably benign Het
Cpa2 T A 6: 30,544,865 (GRCm39) probably null Het
Dab2ip A T 2: 35,600,268 (GRCm39) I287F probably damaging Het
Defb10 A T 8: 22,348,944 (GRCm39) M1L probably benign Het
Dsg4 T A 18: 20,595,717 (GRCm39) I640N possibly damaging Het
Duox2 G C 2: 122,112,232 (GRCm39) P1318R probably benign Het
Dzip3 T C 16: 48,765,985 (GRCm39) D466G probably benign Het
E230025N22Rik T A 18: 36,824,462 (GRCm39) probably null Het
E2f3 A G 13: 30,102,652 (GRCm39) L80P probably damaging Het
Eif2b2 T C 12: 85,266,360 (GRCm39) S9P probably benign Het
Etaa1 A T 11: 17,897,201 (GRCm39) D305E probably benign Het
Fads6 C A 11: 115,188,235 (GRCm39) R23L probably benign Het
Flrt2 T C 12: 95,746,979 (GRCm39) V439A probably damaging Het
Galm A C 17: 80,452,614 (GRCm39) Q184P probably damaging Het
Gtse1 C T 15: 85,744,303 (GRCm39) probably benign Het
Irf7 T C 7: 140,843,935 (GRCm39) T246A probably damaging Het
Kif28 A G 1: 179,532,697 (GRCm39) V639A possibly damaging Het
Klhdc8a G A 1: 132,230,385 (GRCm39) A167T possibly damaging Het
Lrfn3 T C 7: 30,059,469 (GRCm39) H252R probably benign Het
Lzts1 G T 8: 69,591,638 (GRCm39) A170E probably damaging Het
Mphosph9 T A 5: 124,403,461 (GRCm39) I856F possibly damaging Het
Mroh2a C T 1: 88,160,075 (GRCm39) probably benign Het
Mroh2a C A 1: 88,170,142 (GRCm39) A685D possibly damaging Het
Myh3 A G 11: 66,978,103 (GRCm39) N392D possibly damaging Het
Naalad2 T C 9: 18,262,328 (GRCm39) probably benign Het
Npc1 T A 18: 12,328,106 (GRCm39) M1068L probably benign Het
Nup58 T A 14: 60,469,992 (GRCm39) probably benign Het
Or10c1 T C 17: 37,522,595 (GRCm39) T50A probably benign Het
Or4k40 A T 2: 111,250,438 (GRCm39) I286N probably damaging Het
Or8b1 A T 9: 38,399,939 (GRCm39) I205F probably benign Het
Or8s16 T C 15: 98,211,068 (GRCm39) Y121C probably damaging Het
Parp2 T G 14: 51,056,732 (GRCm39) probably null Het
Ppp4r4 T C 12: 103,564,504 (GRCm39) V9A probably damaging Het
Ptprc T A 1: 138,000,050 (GRCm39) D856V probably damaging Het
Ptpru T A 4: 131,535,580 (GRCm39) T466S probably benign Het
Rhob A G 12: 8,549,325 (GRCm39) V103A possibly damaging Het
Sec23ip A C 7: 128,378,510 (GRCm39) S775R probably benign Het
Slit2 T G 5: 48,395,725 (GRCm39) D709E probably damaging Het
Smok2b C G 17: 13,454,390 (GRCm39) I183M probably damaging Het
Smtnl1 T A 2: 84,648,780 (GRCm39) D158V probably damaging Het
Syne2 T C 12: 75,993,489 (GRCm39) I2087T probably damaging Het
Tada1 G A 1: 166,214,319 (GRCm39) R106H possibly damaging Het
Tecta T A 9: 42,243,778 (GRCm39) I2025F probably damaging Het
Themis T C 10: 28,658,131 (GRCm39) V386A probably damaging Het
Ubr5 G A 15: 38,015,168 (GRCm39) probably benign Het
Vcl T A 14: 21,033,446 (GRCm39) I134N probably damaging Het
Vegfa G A 17: 46,336,418 (GRCm39) T56I possibly damaging Het
Vmn2r108 T A 17: 20,692,623 (GRCm39) K78* probably null Het
Vmn2r82 A T 10: 79,215,201 (GRCm39) T395S probably benign Het
Wbp2nl T C 15: 82,198,407 (GRCm39) S315P probably benign Het
Zfp566 T C 7: 29,777,344 (GRCm39) Y279C probably damaging Het
Zmym2 T C 14: 57,180,784 (GRCm39) Y899H probably damaging Het
Other mutations in Dscam
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00515:Dscam APN 16 96,409,265 (GRCm39) missense possibly damaging 0.64
IGL00841:Dscam APN 16 96,621,077 (GRCm39) missense probably damaging 1.00
IGL01289:Dscam APN 16 96,445,082 (GRCm39) nonsense probably null
IGL01358:Dscam APN 16 96,411,543 (GRCm39) missense possibly damaging 0.68
IGL01431:Dscam APN 16 96,453,278 (GRCm39) critical splice donor site probably null
IGL01444:Dscam APN 16 96,474,909 (GRCm39) missense possibly damaging 0.95
IGL01767:Dscam APN 16 96,456,136 (GRCm39) missense probably damaging 1.00
IGL01866:Dscam APN 16 96,486,550 (GRCm39) missense probably benign 0.06
IGL02020:Dscam APN 16 96,517,269 (GRCm39) missense probably damaging 1.00
IGL02023:Dscam APN 16 96,602,397 (GRCm39) missense probably benign 0.06
IGL02057:Dscam APN 16 96,517,273 (GRCm39) nonsense probably null
IGL02389:Dscam APN 16 96,442,097 (GRCm39) missense probably benign 0.27
IGL02409:Dscam APN 16 96,621,088 (GRCm39) missense possibly damaging 0.46
IGL02694:Dscam APN 16 96,394,476 (GRCm39) missense probably benign 0.00
IGL02899:Dscam APN 16 96,510,447 (GRCm39) missense probably damaging 0.98
IGL02956:Dscam APN 16 96,602,472 (GRCm39) missense probably damaging 0.98
IGL03035:Dscam APN 16 96,621,170 (GRCm39) missense possibly damaging 0.94
IGL03191:Dscam APN 16 96,621,969 (GRCm39) missense probably benign 0.36
growler UTSW 16 96,622,197 (GRCm39) missense probably damaging 0.99
Twostep UTSW 16 96,626,982 (GRCm39) splice site probably null
F6893:Dscam UTSW 16 96,857,660 (GRCm39) missense possibly damaging 0.78
K3955:Dscam UTSW 16 96,474,887 (GRCm39) missense probably benign 0.00
R0024:Dscam UTSW 16 96,394,585 (GRCm39) nonsense probably null
R0057:Dscam UTSW 16 96,474,936 (GRCm39) missense probably damaging 1.00
R0057:Dscam UTSW 16 96,474,936 (GRCm39) missense probably damaging 1.00
R0117:Dscam UTSW 16 96,474,878 (GRCm39) missense probably benign 0.33
R0211:Dscam UTSW 16 96,517,279 (GRCm39) missense possibly damaging 0.50
R0280:Dscam UTSW 16 96,840,206 (GRCm39) missense possibly damaging 0.62
R0355:Dscam UTSW 16 96,456,105 (GRCm39) missense probably benign 0.00
R0380:Dscam UTSW 16 96,857,810 (GRCm39) missense probably damaging 1.00
R0445:Dscam UTSW 16 96,573,703 (GRCm39) missense probably damaging 1.00
R0492:Dscam UTSW 16 96,626,982 (GRCm39) splice site probably null
R0534:Dscam UTSW 16 96,453,372 (GRCm39) missense possibly damaging 0.67
R0593:Dscam UTSW 16 96,573,608 (GRCm39) missense probably benign 0.19
R0707:Dscam UTSW 16 96,626,982 (GRCm39) splice site probably null
R0738:Dscam UTSW 16 96,620,981 (GRCm39) missense possibly damaging 0.48
R1017:Dscam UTSW 16 96,634,633 (GRCm39) missense probably damaging 1.00
R1377:Dscam UTSW 16 96,573,694 (GRCm39) missense probably damaging 1.00
R1440:Dscam UTSW 16 96,621,151 (GRCm39) missense probably damaging 1.00
R1464:Dscam UTSW 16 96,602,453 (GRCm39) missense possibly damaging 0.94
R1464:Dscam UTSW 16 96,602,453 (GRCm39) missense possibly damaging 0.94
R1478:Dscam UTSW 16 96,592,110 (GRCm39) missense probably benign 0.15
R1530:Dscam UTSW 16 96,621,074 (GRCm39) missense probably damaging 1.00
R1731:Dscam UTSW 16 96,621,076 (GRCm39) missense probably damaging 1.00
R1765:Dscam UTSW 16 96,486,579 (GRCm39) missense probably benign 0.00
R1824:Dscam UTSW 16 96,626,781 (GRCm39) missense probably benign 0.00
R1933:Dscam UTSW 16 96,394,414 (GRCm39) missense probably benign 0.00
R2005:Dscam UTSW 16 96,840,120 (GRCm39) missense probably benign 0.02
R2006:Dscam UTSW 16 96,621,112 (GRCm39) missense probably damaging 1.00
R2101:Dscam UTSW 16 96,411,549 (GRCm39) missense probably benign 0.00
R2177:Dscam UTSW 16 96,411,524 (GRCm39) missense probably damaging 0.98
R2342:Dscam UTSW 16 96,420,702 (GRCm39) missense probably damaging 1.00
R2851:Dscam UTSW 16 96,423,915 (GRCm39) missense possibly damaging 0.94
R2929:Dscam UTSW 16 96,486,612 (GRCm39) missense possibly damaging 0.76
R3055:Dscam UTSW 16 96,602,555 (GRCm39) missense probably damaging 1.00
R3157:Dscam UTSW 16 96,479,710 (GRCm39) missense probably benign 0.16
R3159:Dscam UTSW 16 96,479,710 (GRCm39) missense probably benign 0.16
R3944:Dscam UTSW 16 96,622,197 (GRCm39) missense probably damaging 0.99
R4080:Dscam UTSW 16 96,484,972 (GRCm39) missense probably benign 0.01
R4285:Dscam UTSW 16 96,510,309 (GRCm39) critical splice donor site probably null
R4384:Dscam UTSW 16 96,510,416 (GRCm39) missense probably damaging 0.99
R4460:Dscam UTSW 16 96,411,519 (GRCm39) missense probably damaging 1.00
R4575:Dscam UTSW 16 96,626,823 (GRCm39) missense possibly damaging 0.82
R4594:Dscam UTSW 16 96,519,196 (GRCm39) missense possibly damaging 0.78
R4643:Dscam UTSW 16 96,486,501 (GRCm39) missense probably damaging 0.96
R4698:Dscam UTSW 16 96,411,524 (GRCm39) missense probably damaging 1.00
R4716:Dscam UTSW 16 96,420,771 (GRCm39) missense possibly damaging 0.80
R4743:Dscam UTSW 16 96,631,256 (GRCm39) missense probably benign 0.00
R4766:Dscam UTSW 16 96,445,188 (GRCm39) missense probably benign 0.02
R4899:Dscam UTSW 16 96,485,018 (GRCm39) missense probably benign 0.01
R4987:Dscam UTSW 16 96,498,721 (GRCm39) missense probably benign 0.00
R4990:Dscam UTSW 16 96,626,715 (GRCm39) missense probably benign 0.12
R5123:Dscam UTSW 16 96,573,637 (GRCm39) missense probably damaging 1.00
R5130:Dscam UTSW 16 96,620,979 (GRCm39) missense probably benign 0.00
R5328:Dscam UTSW 16 96,474,878 (GRCm39) missense probably benign 0.33
R5666:Dscam UTSW 16 96,519,364 (GRCm39) missense probably benign 0.23
R5670:Dscam UTSW 16 96,519,364 (GRCm39) missense probably benign 0.23
R5678:Dscam UTSW 16 96,592,100 (GRCm39) missense probably benign 0.16
R5827:Dscam UTSW 16 96,451,191 (GRCm39) critical splice donor site probably null
R5907:Dscam UTSW 16 96,622,120 (GRCm39) missense probably damaging 0.97
R6032:Dscam UTSW 16 96,451,191 (GRCm39) critical splice donor site probably null
R6032:Dscam UTSW 16 96,451,191 (GRCm39) critical splice donor site probably null
R6103:Dscam UTSW 16 96,626,781 (GRCm39) missense probably benign
R6240:Dscam UTSW 16 96,420,702 (GRCm39) missense probably damaging 1.00
R6257:Dscam UTSW 16 96,474,914 (GRCm39) missense possibly damaging 0.94
R6361:Dscam UTSW 16 96,424,011 (GRCm39) missense probably benign 0.08
R6405:Dscam UTSW 16 96,479,625 (GRCm39) missense probably damaging 1.00
R6444:Dscam UTSW 16 96,420,844 (GRCm39) missense probably damaging 1.00
R6560:Dscam UTSW 16 96,626,935 (GRCm39) missense probably benign 0.00
R6598:Dscam UTSW 16 96,620,984 (GRCm39) missense probably damaging 1.00
R6622:Dscam UTSW 16 96,446,273 (GRCm39) missense probably benign 0.06
R6792:Dscam UTSW 16 96,449,437 (GRCm39) missense probably damaging 1.00
R6792:Dscam UTSW 16 96,394,455 (GRCm39) missense probably damaging 0.96
R6827:Dscam UTSW 16 96,840,191 (GRCm39) missense probably damaging 1.00
R6868:Dscam UTSW 16 96,631,140 (GRCm39) missense probably damaging 1.00
R6898:Dscam UTSW 16 96,631,100 (GRCm39) missense probably benign 0.02
R6903:Dscam UTSW 16 96,621,988 (GRCm39) missense probably damaging 1.00
R7051:Dscam UTSW 16 96,620,986 (GRCm39) missense probably benign 0.01
R7146:Dscam UTSW 16 96,631,117 (GRCm39) nonsense probably null
R7180:Dscam UTSW 16 96,626,764 (GRCm39) missense probably damaging 0.97
R7209:Dscam UTSW 16 96,451,544 (GRCm39) splice site probably null
R7247:Dscam UTSW 16 96,622,008 (GRCm39) missense probably damaging 0.99
R7269:Dscam UTSW 16 96,479,601 (GRCm39) missense probably benign 0.00
R7301:Dscam UTSW 16 96,857,732 (GRCm39) missense probably benign 0.01
R7328:Dscam UTSW 16 96,446,235 (GRCm39) nonsense probably null
R7368:Dscam UTSW 16 96,445,131 (GRCm39) missense probably benign 0.00
R7425:Dscam UTSW 16 96,430,598 (GRCm39) missense probably damaging 1.00
R7474:Dscam UTSW 16 96,621,089 (GRCm39) missense possibly damaging 0.88
R7536:Dscam UTSW 16 96,442,226 (GRCm39) splice site probably null
R7624:Dscam UTSW 16 96,411,524 (GRCm39) missense probably damaging 1.00
R7766:Dscam UTSW 16 96,592,101 (GRCm39) missense probably benign 0.31
R7817:Dscam UTSW 16 96,442,064 (GRCm39) missense probably benign
R7843:Dscam UTSW 16 96,626,830 (GRCm39) missense probably damaging 0.99
R7911:Dscam UTSW 16 96,445,122 (GRCm39) missense probably benign 0.01
R8108:Dscam UTSW 16 96,445,079 (GRCm39) missense probably benign 0.01
R8128:Dscam UTSW 16 96,602,374 (GRCm39) splice site probably null
R8770:Dscam UTSW 16 96,456,106 (GRCm39) missense possibly damaging 0.50
R8876:Dscam UTSW 16 96,420,828 (GRCm39) missense probably damaging 0.96
R9005:Dscam UTSW 16 96,602,580 (GRCm39) missense probably damaging 1.00
R9009:Dscam UTSW 16 96,840,116 (GRCm39) missense probably benign 0.10
R9168:Dscam UTSW 16 96,420,768 (GRCm39) missense possibly damaging 0.82
R9176:Dscam UTSW 16 96,486,553 (GRCm39) missense probably benign 0.37
R9244:Dscam UTSW 16 96,486,429 (GRCm39) missense possibly damaging 0.62
R9339:Dscam UTSW 16 96,517,263 (GRCm39) missense possibly damaging 0.89
R9374:Dscam UTSW 16 96,857,857 (GRCm39) missense probably benign 0.19
R9385:Dscam UTSW 16 96,840,203 (GRCm39) missense probably benign
R9674:Dscam UTSW 16 96,442,036 (GRCm39) missense probably benign 0.03
X0025:Dscam UTSW 16 96,510,361 (GRCm39) missense probably damaging 1.00
Z1088:Dscam UTSW 16 96,573,761 (GRCm39) missense probably benign 0.01
Z1177:Dscam UTSW 16 96,409,389 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- CCCACCATGTTAGGAAGATGCTCAG -3'
(R):5'- GCCTATGAACACGCCAAGATGGAAG -3'

Sequencing Primer
(F):5'- gcttttctcactagactctgacc -3'
(R):5'- CGCCAAGATGGAAGAGCAG -3'
Posted On 2014-03-14