Incidental Mutation 'R6137:Lamc2'
ID 488384
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 044284-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.485) question?
Stock # R6137 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 153041899 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Serine at position 78 (R78S)
Ref Sequence ENSEMBL: ENSMUSP00000140514 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027753] [ENSMUST00000185356]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000027753
AA Change: R78S

PolyPhen 2 Score 0.899 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: R78S

DomainStartEndE-ValueType
EGF_Lam 28 81 1.03e-7 SMART
EGF_Lam 84 128 2.14e-14 SMART
EGF_Lam 139 184 4.52e-13 SMART
LamB 245 370 7.58e-46 SMART
EGF_like 370 413 3.83e0 SMART
Blast:EGF_like 417 460 8e-23 BLAST
EGF_Lam 462 514 1.95e-8 SMART
EGF_Lam 517 570 1.88e-10 SMART
EGF_like 573 610 2.6e-1 SMART
coiled coil region 612 680 N/A INTRINSIC
low complexity region 792 817 N/A INTRINSIC
coiled coil region 952 994 N/A INTRINSIC
low complexity region 1016 1027 N/A INTRINSIC
coiled coil region 1039 1072 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000185356
AA Change: R78S

PolyPhen 2 Score 0.899 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: R78S

DomainStartEndE-ValueType
EGF_Lam 28 81 1.03e-7 SMART
EGF_Lam 84 128 2.14e-14 SMART
EGF_Lam 139 184 4.52e-13 SMART
LamB 245 370 7.58e-46 SMART
EGF_like 370 413 3.83e0 SMART
Blast:EGF_like 417 460 8e-23 BLAST
EGF_Lam 462 514 1.95e-8 SMART
EGF_Lam 517 570 1.88e-10 SMART
EGF_like 573 610 2.6e-1 SMART
coiled coil region 612 680 N/A INTRINSIC
low complexity region 792 817 N/A INTRINSIC
coiled coil region 952 994 N/A INTRINSIC
low complexity region 1016 1027 N/A INTRINSIC
coiled coil region 1039 1072 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000188831
Meta Mutation Damage Score 0.1795 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.8%
  • 20x: 93.3%
Validation Efficiency 98% (58/59)
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, composed of 3 non identical chains: laminin alpha, beta and gamma (formerly A, B1, and B2, respectively), have 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 gamma chain isoform laminin, gamma 2. The gamma 2 chain, formerly thought to be a truncated version of beta chain (B2t), is highly homologous to the gamma 1 chain; however, it lacks domain VI, and domains V, IV and III are shorter. It is expressed in several fetal tissues but differently from gamma 1, and is specifically localized to epithelial cells in skin, lung and kidney. The gamma 2 chain together with alpha 3 and beta 3 chains constitute laminin 5 (earlier known as kalinin), which is an integral part of the anchoring filaments that connect epithelial cells to the underlying basement membrane. The epithelium-specific expression of the gamma 2 chain implied its role as an epithelium attachment molecule, and mutations in this gene have been associated with junctional epidermolysis bullosa, a skin disease characterized by blisters due to disruption of the epidermal-dermal junction. Two transcript variants resulting from alternative splicing of the 3' terminal exon, and encoding different isoforms of gamma 2 chain, have been described. The two variants are differentially expressed in embryonic tissues, however, the biological significance of the two forms is not known. Transcript variants utilizing alternative polyA_signal have also been noted in literature. [provided by RefSeq, Aug 2011]
PHENOTYPE: Mice homozygous for disruptions in this gene display abnormalities in cell:cell adhesion involving epithelial cells. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310057M21Rik G T 7: 130,959,342 (GRCm39) H165Q probably damaging Het
Akap13 T A 7: 75,327,164 (GRCm39) F721Y probably damaging Het
Akap6 A T 12: 53,187,137 (GRCm39) D1517V probably damaging Het
Amigo3 T A 9: 107,930,927 (GRCm39) S117T probably damaging Het
Atf7ip2 T A 16: 10,019,275 (GRCm39) N34K probably damaging Het
Cacnb1 A C 11: 97,896,608 (GRCm39) V351G probably damaging Het
Casp9 T A 4: 141,532,660 (GRCm39) probably null Het
Ccdc51 C T 9: 108,918,483 (GRCm39) T24I probably benign Het
Cdh23 T A 10: 60,270,291 (GRCm39) Y618F probably damaging Het
Chd1 T A 17: 15,978,950 (GRCm39) W1271R probably damaging Het
Dars1 T C 1: 128,296,176 (GRCm39) T386A probably benign Het
Dchs1 T A 7: 105,414,313 (GRCm39) D834V probably damaging Het
Dgkd T A 1: 87,864,103 (GRCm39) V933E possibly damaging Het
Dnah17 A G 11: 117,916,480 (GRCm39) F4203S probably damaging Het
Fancm T C 12: 65,177,156 (GRCm39) L2000P probably damaging Het
Fbxo11 A T 17: 88,316,097 (GRCm39) H444Q probably benign Het
Fbxw14 T A 9: 109,105,290 (GRCm39) T292S probably damaging Het
Fer1l6 T C 15: 58,431,055 (GRCm39) S237P probably damaging Het
Frem3 T C 8: 81,341,676 (GRCm39) I1323T probably benign Het
Grin2a A G 16: 9,471,313 (GRCm39) F652L probably benign Het
Grin2b T A 6: 135,900,456 (GRCm39) M142L possibly damaging Het
Helz A G 11: 107,509,886 (GRCm39) Q503R possibly damaging Het
Ighv5-17 A G 12: 113,822,915 (GRCm39) Y69H probably benign Het
Il17ra A G 6: 120,452,543 (GRCm39) N242S probably benign Het
Immp1l G C 2: 105,794,553 (GRCm39) G117A probably damaging Het
Itm2c T C 1: 85,822,413 (GRCm39) V10A probably benign Het
Kif1b T C 4: 149,322,883 (GRCm39) K679E possibly damaging Het
Kng1 T C 16: 22,893,395 (GRCm39) V256A possibly damaging Het
Loxl4 A G 19: 42,587,232 (GRCm39) F621S probably damaging Het
Lpl T A 8: 69,345,399 (GRCm39) D134E probably damaging Het
Lypd3 T C 7: 24,339,919 (GRCm39) Y329H probably benign Het
Mettl13 T C 1: 162,363,455 (GRCm39) D225G probably benign Het
Myo7b A G 18: 32,133,027 (GRCm39) F441L probably damaging Het
Nnt T A 13: 119,472,864 (GRCm39) M699L possibly damaging Het
Nr1h3 A T 2: 91,022,196 (GRCm39) M144K probably damaging Het
Or2t46 A T 11: 58,471,894 (GRCm39) M75L probably benign Het
Or5al6 A G 2: 85,976,313 (GRCm39) V255A probably benign Het
Or6z6 T C 7: 6,491,844 (GRCm39) T3A probably benign Het
Pappa2 A T 1: 158,699,113 (GRCm39) Y667N probably damaging Het
Prps1l3 A G 12: 57,285,674 (GRCm39) I155V probably benign Het
Ptgs2 T A 1: 149,976,744 (GRCm39) N24K probably benign Het
Ralgds A T 2: 28,437,600 (GRCm39) M514L probably damaging Het
Rbm47 G C 5: 66,183,626 (GRCm39) R326G probably damaging Het
Sacm1l T A 9: 123,398,070 (GRCm39) V254D probably damaging Het
Selenot A T 3: 58,492,705 (GRCm39) Q64L probably damaging Het
Sgsm2 G A 11: 74,741,677 (GRCm39) R1037W probably damaging Het
Slc22a12 A G 19: 6,592,754 (GRCm39) V10A probably benign Het
Spem2 G T 11: 69,707,522 (GRCm39) S481* probably null Het
Styk1 C T 6: 131,287,979 (GRCm39) G128D probably damaging Het
Tex54 A T 19: 8,718,148 (GRCm39) D6V probably damaging Het
Tmc6 A T 11: 117,667,154 (GRCm39) L148Q probably damaging Het
Tmem138 A C 19: 10,552,199 (GRCm39) probably null Het
Tnpo3 A G 6: 29,555,267 (GRCm39) V772A probably benign Het
Topaz1 T C 9: 122,626,821 (GRCm39) F1483S possibly damaging Het
Tuba4a C A 1: 75,192,699 (GRCm39) C305F probably damaging Het
Ubap1 T G 4: 41,379,262 (GRCm39) F159V possibly damaging Het
Vmn2r9 A G 5: 108,996,882 (GRCm39) I129T probably benign Het
Wwc2 A T 8: 48,309,298 (GRCm39) M828K unknown Het
Zfp236 A T 18: 82,689,919 (GRCm39) S187T possibly damaging Het
Other mutations in Lamc2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00771:Lamc2 APN 1 153,005,802 (GRCm39) missense probably benign 0.00
IGL00907:Lamc2 APN 1 153,020,397 (GRCm39) missense probably benign 0.32
IGL02026:Lamc2 APN 1 153,020,482 (GRCm39) splice site probably benign
IGL02335:Lamc2 APN 1 153,041,962 (GRCm39) missense probably benign 0.00
IGL02568:Lamc2 APN 1 153,042,008 (GRCm39) missense possibly damaging 0.91
IGL02640:Lamc2 APN 1 153,027,803 (GRCm39) missense probably damaging 0.99
IGL02801:Lamc2 APN 1 153,012,529 (GRCm39) missense probably benign 0.10
IGL02827:Lamc2 APN 1 153,015,527 (GRCm39) missense probably damaging 1.00
IGL03240:Lamc2 APN 1 152,999,871 (GRCm39) missense probably damaging 1.00
IGL03245:Lamc2 APN 1 153,009,503 (GRCm39) splice site probably null
abasement UTSW 1 153,002,771 (GRCm39) missense probably null 0.86
ANU74:Lamc2 UTSW 1 153,007,581 (GRCm39) missense probably benign 0.00
R0279:Lamc2 UTSW 1 153,006,442 (GRCm39) missense probably benign 0.01
R0528:Lamc2 UTSW 1 152,999,840 (GRCm39) missense probably damaging 1.00
R0597:Lamc2 UTSW 1 153,009,367 (GRCm39) missense probably benign 0.02
R0650:Lamc2 UTSW 1 153,019,622 (GRCm39) missense possibly damaging 0.88
R0826:Lamc2 UTSW 1 153,027,828 (GRCm39) missense probably damaging 1.00
R1015:Lamc2 UTSW 1 153,041,945 (GRCm39) missense possibly damaging 0.53
R1172:Lamc2 UTSW 1 153,042,033 (GRCm39) missense probably damaging 1.00
R1308:Lamc2 UTSW 1 153,026,564 (GRCm39) missense probably damaging 1.00
R1521:Lamc2 UTSW 1 153,042,009 (GRCm39) missense probably benign 0.11
R1525:Lamc2 UTSW 1 153,006,502 (GRCm39) missense probably benign 0.00
R1602:Lamc2 UTSW 1 153,002,774 (GRCm39) missense probably benign 0.00
R1631:Lamc2 UTSW 1 153,034,680 (GRCm39) missense possibly damaging 0.95
R1633:Lamc2 UTSW 1 153,017,444 (GRCm39) nonsense probably null
R1832:Lamc2 UTSW 1 153,041,933 (GRCm39) missense possibly damaging 0.72
R1978:Lamc2 UTSW 1 153,009,343 (GRCm39) critical splice donor site probably null
R1996:Lamc2 UTSW 1 153,030,216 (GRCm39) missense possibly damaging 0.84
R2046:Lamc2 UTSW 1 153,017,511 (GRCm39) missense probably benign 0.01
R2107:Lamc2 UTSW 1 153,030,132 (GRCm39) splice site probably benign
R2130:Lamc2 UTSW 1 153,002,870 (GRCm39) missense probably damaging 1.00
R2182:Lamc2 UTSW 1 153,002,612 (GRCm39) missense possibly damaging 0.46
R2207:Lamc2 UTSW 1 153,009,452 (GRCm39) missense possibly damaging 0.68
R2218:Lamc2 UTSW 1 153,006,525 (GRCm39) missense probably benign 0.21
R3772:Lamc2 UTSW 1 152,999,997 (GRCm39) missense probably benign
R4616:Lamc2 UTSW 1 153,041,915 (GRCm39) missense probably damaging 1.00
R4874:Lamc2 UTSW 1 153,030,141 (GRCm39) missense probably null 1.00
R4939:Lamc2 UTSW 1 153,002,582 (GRCm39) missense probably damaging 1.00
R4985:Lamc2 UTSW 1 153,012,551 (GRCm39) missense probably benign
R5544:Lamc2 UTSW 1 152,999,799 (GRCm39) missense possibly damaging 0.93
R5632:Lamc2 UTSW 1 153,007,636 (GRCm39) missense probably damaging 1.00
R5771:Lamc2 UTSW 1 153,017,340 (GRCm39) missense probably benign 0.04
R5811:Lamc2 UTSW 1 153,041,999 (GRCm39) missense possibly damaging 0.53
R6058:Lamc2 UTSW 1 153,012,575 (GRCm39) missense probably benign 0.01
R6130:Lamc2 UTSW 1 153,012,523 (GRCm39) missense probably benign 0.01
R6994:Lamc2 UTSW 1 153,012,508 (GRCm39) missense probably benign 0.18
R6995:Lamc2 UTSW 1 153,012,508 (GRCm39) missense probably benign 0.18
R6997:Lamc2 UTSW 1 153,012,508 (GRCm39) missense probably benign 0.18
R7000:Lamc2 UTSW 1 153,041,873 (GRCm39) missense possibly damaging 0.72
R7018:Lamc2 UTSW 1 153,012,488 (GRCm39) missense probably benign 0.00
R7145:Lamc2 UTSW 1 153,006,518 (GRCm39) missense possibly damaging 0.95
R7148:Lamc2 UTSW 1 153,061,730 (GRCm39) missense probably benign 0.01
R7171:Lamc2 UTSW 1 153,015,495 (GRCm39) missense probably damaging 1.00
R7640:Lamc2 UTSW 1 153,012,550 (GRCm39) missense possibly damaging 0.79
R7673:Lamc2 UTSW 1 152,999,782 (GRCm39) missense probably damaging 1.00
R7684:Lamc2 UTSW 1 153,002,771 (GRCm39) missense probably null 0.86
R7712:Lamc2 UTSW 1 153,009,357 (GRCm39) missense possibly damaging 0.81
R7940:Lamc2 UTSW 1 153,006,521 (GRCm39) nonsense probably null
R8153:Lamc2 UTSW 1 152,999,850 (GRCm39) frame shift probably null
R8211:Lamc2 UTSW 1 153,042,024 (GRCm39) missense probably damaging 1.00
R8486:Lamc2 UTSW 1 153,034,637 (GRCm39) missense probably benign
R8739:Lamc2 UTSW 1 153,020,399 (GRCm39) nonsense probably null
R8744:Lamc2 UTSW 1 153,019,484 (GRCm39) missense probably benign 0.19
R8911:Lamc2 UTSW 1 153,027,873 (GRCm39) missense probably damaging 1.00
R9435:Lamc2 UTSW 1 153,013,072 (GRCm39) missense probably benign 0.00
R9457:Lamc2 UTSW 1 153,015,600 (GRCm39) missense probably benign
RF024:Lamc2 UTSW 1 153,027,801 (GRCm39) missense possibly damaging 0.70
Z1176:Lamc2 UTSW 1 153,009,367 (GRCm39) missense probably benign 0.04
Predicted Primers PCR Primer
(F):5'- ACTCTGATGAACCTGGCTCC -3'
(R):5'- TGTTAGCCCATGCATAACAGATG -3'

Sequencing Primer
(F):5'- CCCAGGGGGCGTTGTTAAAAC -3'
(R):5'- GATCTTTGTTTCTGACAATGTCTCTG -3'
Posted On 2017-10-10