Incidental Mutation 'R7952:Lama4'
ID 649624
Institutional Source Beutler Lab
Gene Symbol Lama4
Ensembl Gene ENSMUSG00000019846
Gene Name laminin, alpha 4
Synonyms laminin [a]4
MMRRC Submission 045996-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7952 (G1)
Quality Score 225.009
Status Validated
Chromosome 10
Chromosomal Location 38841511-38986184 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 38906486 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Serine at position 284 (I284S)
Ref Sequence ENSEMBL: ENSMUSP00000019992 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000019992]
AlphaFold P97927
Predicted Effect probably benign
Transcript: ENSMUST00000019992
AA Change: I284S

PolyPhen 2 Score 0.390 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000019992
Gene: ENSMUSG00000019846
AA Change: I284S

DomainStartEndE-ValueType
signal peptide 1 24 N/A INTRINSIC
EGF_Lam 82 129 1.95e-8 SMART
EGF_Lam 132 184 5.78e-11 SMART
EGF_Lam 187 238 9.83e-14 SMART
Pfam:Laminin_I 283 548 5.3e-71 PFAM
coiled coil region 658 685 N/A INTRINSIC
LamG 850 1009 9.54e-11 SMART
LamG 1066 1205 5.9e-25 SMART
LamG 1250 1374 6.68e-24 SMART
LamG 1484 1619 1.54e-37 SMART
LamG 1661 1794 3.63e-34 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency 98% (47/48)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Laminins, a family of extracellular matrix glycoproteins, are the major noncollagenous constituent of basement membranes. They have been implicated in a wide variety of biological processes including cell adhesion, differentiation, migration, signaling, neurite outgrowth and metastasis. Laminins are composed of 3 non identical chains: laminin alpha, beta and gamma (formerly A, B1, and B2, respectively) and they form a cruciform structure consisting of 3 short arms, each formed by a different chain, and a long arm composed of all 3 chains. Each laminin chain is a multidomain protein encoded by a distinct gene. Several isoforms of each chain have been described. Different alpha, beta and gamma chain isomers combine to give rise to different heterotrimeric laminin isoforms which are designated by Arabic numerals in the order of their discovery, i.e. alpha1beta1gamma1 heterotrimer is laminin 1. The biological functions of the different chains and trimer molecules are largely unknown, but some of the chains have been shown to differ with respect to their tissue distribution, presumably reflecting diverse functions in vivo. This gene encodes the alpha chain isoform laminin, alpha 4. The domain structure of alpha 4 is similar to that of alpha 3, both of which resemble truncated versions of alpha 1 and alpha 2, in that approximately 1,200 residues at the N-terminus (domains IV, V and VI) have been lost. Laminin, alpha 4 contains the C-terminal G domain which distinguishes all alpha chains from the beta and gamma chains. The RNA analysis from adult and fetal tissues revealed developmental regulation of expression, however, the exact function of laminin, alpha 4 is not known. Tissue-specific utilization of alternative polyA-signal has been described in literature. Alternative splicing results in multiple transcript variants encoding distinct isoforms. [provided by RefSeq, Aug 2011]
PHENOTYPE: Homozygotes for targeted null mutations exhibit impaired motor control of the hind limbs associated with improperly positioned synaptic active zones and junctional folds, and prenatal and neonatal hemorrhages associated with capillary defects. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acbd3 T C 1: 180,579,903 (GRCm39) S516P possibly damaging Het
Adora1 A G 1: 134,131,024 (GRCm39) S216P possibly damaging Het
Arhgap17 G T 7: 122,885,914 (GRCm39) S739R probably benign Het
Bphl A G 13: 34,230,780 (GRCm39) T75A probably benign Het
Ccdc73 G A 2: 104,775,801 (GRCm39) probably null Het
Cela3b T C 4: 137,149,219 (GRCm39) I262V probably benign Het
Chpf T C 1: 75,455,586 (GRCm39) N55S probably benign Het
Chst8 A G 7: 34,374,919 (GRCm39) Y307H probably damaging Het
Cmtm2b G T 8: 105,057,203 (GRCm39) E188* probably null Het
Cmya5 TTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAG TTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAGGCGCATGCTCCTCCTCTCTGTGGACTATGGGCTCAG 13: 93,233,512 (GRCm39) probably benign Het
Cxadr C T 16: 78,131,123 (GRCm39) T213M possibly damaging Het
D3Ertd751e T A 3: 41,703,096 (GRCm39) probably null Het
Dhx32 T C 7: 133,350,725 (GRCm39) Y115C probably benign Het
Dop1b C A 16: 93,546,848 (GRCm39) T284K possibly damaging Het
Dync2h1 A G 9: 7,129,802 (GRCm39) V1732A possibly damaging Het
Egf C T 3: 129,533,645 (GRCm39) R65Q probably damaging Het
Fat4 T G 3: 38,945,870 (GRCm39) S1588A probably damaging Het
Fmnl3 A G 15: 99,220,518 (GRCm39) V588A probably damaging Het
Galnt3 C T 2: 65,928,186 (GRCm39) E237K probably benign Het
Grik2 T C 10: 49,298,633 (GRCm39) I363V probably benign Het
Grik3 C T 4: 125,598,340 (GRCm39) T769I probably damaging Het
Hpd A T 5: 123,316,327 (GRCm39) D141E possibly damaging Het
Hrc A T 7: 44,985,692 (GRCm39) D281V probably damaging Het
Igfn1 A T 1: 135,891,693 (GRCm39) I2274K probably damaging Het
Iqgap3 A G 3: 88,005,677 (GRCm39) I502V probably benign Het
Kcnh8 A T 17: 53,266,493 (GRCm39) Q835L probably benign Het
Kmt2d C T 15: 98,748,649 (GRCm39) G2892R unknown Het
Madd C A 2: 90,992,886 (GRCm39) G1011V probably damaging Het
Mroh2b T C 15: 4,980,693 (GRCm39) F1421L probably damaging Het
Nadk G T 4: 155,661,524 (GRCm39) D17Y probably benign Het
Nedd9 C A 13: 41,470,431 (GRCm39) D241Y probably damaging Het
Notch2 T C 3: 98,007,552 (GRCm39) V434A probably benign Het
Ofcc1 C T 13: 40,433,781 (GRCm39) R108Q probably benign Het
Or10al2 T C 17: 37,983,708 (GRCm39) Y265H probably damaging Het
Or51g1 A G 7: 102,633,721 (GRCm39) F217L probably benign Het
Pkd1l3 GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA GACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCAACAAACATGACATCAGACACACCTGCATCCAGCAGCCCA 8: 110,350,827 (GRCm39) probably benign Het
Pramel41 T C 5: 94,594,902 (GRCm39) V254A probably benign Het
Prss55 A G 14: 64,313,132 (GRCm39) Y251H probably damaging Het
Rec8 T C 14: 55,862,760 (GRCm39) V573A possibly damaging Het
Ryr2 T C 13: 11,661,313 (GRCm39) probably null Het
Sec31b A G 19: 44,508,979 (GRCm39) S667P probably benign Het
Smim17 A G 7: 6,427,849 (GRCm39) D45G possibly damaging Het
Sspo A G 6: 48,464,263 (GRCm39) T3906A probably damaging Het
Tanc2 G T 11: 105,787,423 (GRCm39) G908W probably damaging Het
Tcf7l2 A T 19: 55,886,989 (GRCm39) M1L probably benign Het
Tpx2 C T 2: 152,735,514 (GRCm39) A714V probably damaging Het
Trgc4 T A 13: 19,533,740 (GRCm39) S121R Het
Trmt1 G A 8: 85,415,969 (GRCm39) R9H possibly damaging Het
Unc13a A T 8: 72,111,131 (GRCm39) V360E possibly damaging Het
Vmn1r225 T A 17: 20,722,589 (GRCm39) I10N probably damaging Het
Xkr4 A G 1: 3,740,842 (GRCm39) S244P possibly damaging Het
Zkscan14 G T 5: 145,132,708 (GRCm39) H274Q probably damaging Het
Other mutations in Lama4
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00088:Lama4 APN 10 38,941,591 (GRCm39) splice site probably benign
IGL00091:Lama4 APN 10 38,948,801 (GRCm39) missense probably damaging 1.00
IGL00429:Lama4 APN 10 38,887,022 (GRCm39) missense possibly damaging 0.58
IGL00430:Lama4 APN 10 38,921,700 (GRCm39) missense possibly damaging 0.54
IGL01074:Lama4 APN 10 38,974,484 (GRCm39) critical splice donor site probably null
IGL01386:Lama4 APN 10 38,887,060 (GRCm39) missense probably benign 0.00
IGL01603:Lama4 APN 10 38,941,642 (GRCm39) missense possibly damaging 0.92
IGL01643:Lama4 APN 10 38,932,846 (GRCm39) missense probably benign
IGL01655:Lama4 APN 10 38,936,209 (GRCm39) missense probably benign
IGL01954:Lama4 APN 10 38,963,295 (GRCm39) missense probably benign 0.05
IGL01984:Lama4 APN 10 38,951,525 (GRCm39) critical splice donor site probably null
IGL02193:Lama4 APN 10 38,918,670 (GRCm39) missense probably benign
IGL02290:Lama4 APN 10 38,893,360 (GRCm39) missense probably benign 0.00
IGL02441:Lama4 APN 10 38,937,441 (GRCm39) missense probably benign 0.20
IGL02549:Lama4 APN 10 38,936,200 (GRCm39) missense probably benign 0.00
IGL02797:Lama4 APN 10 38,932,920 (GRCm39) missense probably null 0.00
IGL02819:Lama4 APN 10 38,902,565 (GRCm39) missense possibly damaging 0.80
IGL03122:Lama4 APN 10 38,943,959 (GRCm39) missense probably benign
IGL03184:Lama4 APN 10 38,954,839 (GRCm39) missense probably damaging 1.00
IGL03307:Lama4 APN 10 38,893,379 (GRCm39) missense probably benign
BB006:Lama4 UTSW 10 38,954,843 (GRCm39) missense probably damaging 1.00
BB016:Lama4 UTSW 10 38,954,843 (GRCm39) missense probably damaging 1.00
PIT4585001:Lama4 UTSW 10 38,950,742 (GRCm39) missense probably damaging 1.00
R0003:Lama4 UTSW 10 38,936,218 (GRCm39) missense possibly damaging 0.55
R0015:Lama4 UTSW 10 38,951,432 (GRCm39) missense possibly damaging 0.87
R0015:Lama4 UTSW 10 38,951,432 (GRCm39) missense possibly damaging 0.87
R0035:Lama4 UTSW 10 38,948,734 (GRCm39) missense probably benign 0.01
R0141:Lama4 UTSW 10 38,968,274 (GRCm39) missense probably benign 0.05
R0257:Lama4 UTSW 10 38,970,880 (GRCm39) splice site probably benign
R0267:Lama4 UTSW 10 38,904,635 (GRCm39) missense probably damaging 0.96
R0557:Lama4 UTSW 10 38,964,393 (GRCm39) missense probably benign 0.38
R1052:Lama4 UTSW 10 38,968,241 (GRCm39) missense possibly damaging 0.68
R1248:Lama4 UTSW 10 38,932,843 (GRCm39) missense probably damaging 0.99
R1249:Lama4 UTSW 10 38,951,474 (GRCm39) missense probably damaging 1.00
R1291:Lama4 UTSW 10 38,924,065 (GRCm39) missense probably benign 0.00
R1307:Lama4 UTSW 10 38,946,028 (GRCm39) missense probably benign 0.06
R1404:Lama4 UTSW 10 38,937,387 (GRCm39) missense probably benign 0.09
R1404:Lama4 UTSW 10 38,937,387 (GRCm39) missense probably benign 0.09
R1443:Lama4 UTSW 10 38,949,639 (GRCm39) missense probably damaging 1.00
R1499:Lama4 UTSW 10 38,964,876 (GRCm39) missense possibly damaging 0.92
R1616:Lama4 UTSW 10 38,951,446 (GRCm39) missense probably damaging 1.00
R1691:Lama4 UTSW 10 38,956,559 (GRCm39) missense probably benign 0.09
R1748:Lama4 UTSW 10 38,941,615 (GRCm39) missense probably benign 0.01
R1768:Lama4 UTSW 10 38,979,497 (GRCm39) missense possibly damaging 0.82
R1772:Lama4 UTSW 10 38,936,220 (GRCm39) missense probably benign 0.00
R1813:Lama4 UTSW 10 38,936,182 (GRCm39) missense probably damaging 1.00
R1813:Lama4 UTSW 10 38,909,121 (GRCm39) splice site probably benign
R1897:Lama4 UTSW 10 38,936,182 (GRCm39) missense probably damaging 1.00
R1907:Lama4 UTSW 10 38,948,754 (GRCm39) missense probably benign 0.13
R1943:Lama4 UTSW 10 38,973,134 (GRCm39) missense possibly damaging 0.85
R2041:Lama4 UTSW 10 38,945,987 (GRCm39) missense probably damaging 1.00
R2242:Lama4 UTSW 10 38,902,689 (GRCm39) missense probably damaging 1.00
R2300:Lama4 UTSW 10 38,963,316 (GRCm39) missense probably benign
R2326:Lama4 UTSW 10 38,918,563 (GRCm39) splice site probably null
R2570:Lama4 UTSW 10 38,982,043 (GRCm39) missense probably damaging 1.00
R2570:Lama4 UTSW 10 38,951,354 (GRCm39) missense possibly damaging 0.94
R2571:Lama4 UTSW 10 38,918,671 (GRCm39) missense possibly damaging 0.55
R2887:Lama4 UTSW 10 38,968,250 (GRCm39) missense possibly damaging 0.94
R2926:Lama4 UTSW 10 38,954,828 (GRCm39) missense probably benign 0.16
R3237:Lama4 UTSW 10 38,973,175 (GRCm39) missense probably damaging 0.97
R4095:Lama4 UTSW 10 38,973,118 (GRCm39) missense probably damaging 1.00
R4151:Lama4 UTSW 10 38,881,424 (GRCm39) missense probably benign 0.00
R4470:Lama4 UTSW 10 38,956,492 (GRCm39) nonsense probably null
R4812:Lama4 UTSW 10 38,948,765 (GRCm39) missense probably benign
R4822:Lama4 UTSW 10 38,909,049 (GRCm39) missense probably benign 0.01
R4997:Lama4 UTSW 10 38,968,262 (GRCm39) missense probably damaging 0.99
R5119:Lama4 UTSW 10 38,924,050 (GRCm39) missense probably benign 0.00
R5468:Lama4 UTSW 10 38,948,678 (GRCm39) splice site probably null
R5909:Lama4 UTSW 10 38,948,855 (GRCm39) missense probably benign 0.00
R5917:Lama4 UTSW 10 38,924,028 (GRCm39) missense probably benign 0.10
R5927:Lama4 UTSW 10 38,948,808 (GRCm39) missense probably damaging 1.00
R5950:Lama4 UTSW 10 38,906,444 (GRCm39) missense probably benign 0.03
R6051:Lama4 UTSW 10 38,943,898 (GRCm39) missense probably benign 0.01
R6277:Lama4 UTSW 10 38,982,006 (GRCm39) missense probably damaging 1.00
R6294:Lama4 UTSW 10 38,951,466 (GRCm39) missense probably damaging 1.00
R6372:Lama4 UTSW 10 38,943,948 (GRCm39) missense probably benign
R6532:Lama4 UTSW 10 38,924,073 (GRCm39) missense possibly damaging 0.58
R6547:Lama4 UTSW 10 38,949,652 (GRCm39) missense probably damaging 1.00
R6578:Lama4 UTSW 10 38,893,361 (GRCm39) missense probably benign 0.01
R6737:Lama4 UTSW 10 38,970,907 (GRCm39) missense probably damaging 0.96
R6987:Lama4 UTSW 10 38,950,275 (GRCm39) missense probably benign 0.00
R7040:Lama4 UTSW 10 38,936,158 (GRCm39) missense possibly damaging 0.69
R7139:Lama4 UTSW 10 38,951,491 (GRCm39) missense probably damaging 1.00
R7188:Lama4 UTSW 10 38,841,729 (GRCm39) start gained probably benign
R7189:Lama4 UTSW 10 38,841,729 (GRCm39) start gained probably benign
R7199:Lama4 UTSW 10 38,956,536 (GRCm39) missense possibly damaging 0.84
R7211:Lama4 UTSW 10 38,881,491 (GRCm39) missense probably damaging 0.98
R7262:Lama4 UTSW 10 38,970,930 (GRCm39) missense probably damaging 1.00
R7274:Lama4 UTSW 10 38,968,295 (GRCm39) missense probably benign 0.00
R7311:Lama4 UTSW 10 38,902,631 (GRCm39) missense probably damaging 1.00
R7391:Lama4 UTSW 10 38,963,383 (GRCm39) critical splice donor site probably null
R7399:Lama4 UTSW 10 38,923,944 (GRCm39) missense probably damaging 0.98
R7426:Lama4 UTSW 10 38,921,751 (GRCm39) missense possibly damaging 0.82
R7472:Lama4 UTSW 10 38,963,369 (GRCm39) missense possibly damaging 0.65
R7635:Lama4 UTSW 10 38,968,184 (GRCm39) missense probably benign
R7775:Lama4 UTSW 10 38,954,843 (GRCm39) missense probably damaging 1.00
R7805:Lama4 UTSW 10 38,902,747 (GRCm39) critical splice donor site probably null
R7885:Lama4 UTSW 10 38,964,840 (GRCm39) missense probably benign 0.01
R7895:Lama4 UTSW 10 38,964,325 (GRCm39) missense probably damaging 0.96
R7910:Lama4 UTSW 10 38,946,005 (GRCm39) missense probably damaging 0.99
R7929:Lama4 UTSW 10 38,954,843 (GRCm39) missense probably damaging 1.00
R7991:Lama4 UTSW 10 38,921,805 (GRCm39) missense possibly damaging 0.70
R8059:Lama4 UTSW 10 38,842,057 (GRCm39) missense probably benign 0.00
R8194:Lama4 UTSW 10 38,954,716 (GRCm39) missense probably damaging 0.99
R8248:Lama4 UTSW 10 38,937,375 (GRCm39) missense possibly damaging 0.82
R8252:Lama4 UTSW 10 38,936,142 (GRCm39) missense probably benign 0.00
R8265:Lama4 UTSW 10 38,981,200 (GRCm39) missense probably damaging 1.00
R8275:Lama4 UTSW 10 38,948,807 (GRCm39) missense probably damaging 1.00
R8426:Lama4 UTSW 10 38,979,487 (GRCm39) missense probably damaging 0.98
R8434:Lama4 UTSW 10 38,902,703 (GRCm39) missense possibly damaging 0.92
R8720:Lama4 UTSW 10 38,971,079 (GRCm39) missense probably damaging 0.97
R8792:Lama4 UTSW 10 38,924,048 (GRCm39) missense probably benign 0.00
R8836:Lama4 UTSW 10 38,902,587 (GRCm39) missense probably damaging 1.00
R8867:Lama4 UTSW 10 38,923,996 (GRCm39) missense probably damaging 1.00
R8892:Lama4 UTSW 10 38,973,194 (GRCm39) missense probably damaging 1.00
R8913:Lama4 UTSW 10 38,982,039 (GRCm39) missense probably benign 0.10
R9129:Lama4 UTSW 10 38,932,887 (GRCm39) missense probably benign
R9177:Lama4 UTSW 10 38,950,688 (GRCm39) missense probably damaging 0.98
R9187:Lama4 UTSW 10 38,924,124 (GRCm39) critical splice donor site probably null
R9193:Lama4 UTSW 10 38,951,444 (GRCm39) missense probably benign 0.03
R9268:Lama4 UTSW 10 38,950,688 (GRCm39) missense probably damaging 0.98
R9287:Lama4 UTSW 10 38,981,960 (GRCm39) missense probably damaging 1.00
R9295:Lama4 UTSW 10 38,948,747 (GRCm39) missense probably damaging 1.00
R9303:Lama4 UTSW 10 38,973,137 (GRCm39) missense probably damaging 0.99
R9330:Lama4 UTSW 10 38,954,722 (GRCm39) missense probably damaging 0.99
R9430:Lama4 UTSW 10 38,921,802 (GRCm39) missense probably null
R9572:Lama4 UTSW 10 38,959,271 (GRCm39) missense probably damaging 1.00
R9636:Lama4 UTSW 10 38,956,500 (GRCm39) missense possibly damaging 0.67
R9663:Lama4 UTSW 10 38,923,944 (GRCm39) missense probably damaging 0.98
R9777:Lama4 UTSW 10 38,924,101 (GRCm39) missense probably benign 0.00
X0067:Lama4 UTSW 10 38,921,688 (GRCm39) missense probably benign 0.00
Z1177:Lama4 UTSW 10 38,881,421 (GRCm39) missense probably damaging 1.00
Z1177:Lama4 UTSW 10 38,881,420 (GRCm39) nonsense probably null
Predicted Primers PCR Primer
(F):5'- TGTTAAGTGGGACTCCTGCC -3'
(R):5'- ACAGGTCCTAGAGGTTGCTAAGAG -3'

Sequencing Primer
(F):5'- AAAGACAGGTTCTATGTGGCCGTATC -3'
(R):5'- TGCTAAGAGGGAGCCTGTG -3'
Posted On 2020-09-15