Incidental Mutation 'R0279:Lamc2'
ID 24513
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 038501-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.460) question?
Stock # R0279 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 153006442 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 903 (E903G)
Ref Sequence ENSEMBL: ENSMUSP00000140514 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027753] [ENSMUST00000185356] [ENSMUST00000188206]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000027753
AA Change: E903G

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: E903G

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 probably benign
Transcript: ENSMUST00000185356
AA Change: E903G

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: E903G

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 probably benign
Transcript: ENSMUST00000188206
Predicted Effect noncoding transcript
Transcript: ENSMUST00000189005
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 98.8%
  • 3x: 97.7%
  • 10x: 95.1%
  • 20x: 89.6%
Validation Efficiency 99% (82/83)
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: 81 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2610528J11Rik A T 4: 118,386,490 (GRCm39) M1L probably benign Het
5730596B20Rik T A 6: 52,156,182 (GRCm39) probably benign Het
Acrbp T C 6: 125,030,917 (GRCm39) probably null Het
Acsbg3 T A 17: 57,192,169 (GRCm39) Y577* probably null Het
Acss3 A G 10: 106,920,732 (GRCm39) I126T possibly damaging Het
Aff3 T C 1: 38,574,650 (GRCm39) E110G probably damaging Het
Aldh1a3 T C 7: 66,059,000 (GRCm39) I113V probably benign Het
Aplp2 T C 9: 31,069,086 (GRCm39) E525G probably damaging Het
Atp2b4 A G 1: 133,657,440 (GRCm39) probably benign Het
Atp8a1 C T 5: 67,970,435 (GRCm39) probably null Het
Bhmt A G 13: 93,761,972 (GRCm39) C104R probably damaging Het
Cct5 T G 15: 31,591,177 (GRCm39) E508A probably damaging Het
Celsr1 T A 15: 85,787,065 (GRCm39) E2761D probably benign Het
Clstn1 T C 4: 149,728,131 (GRCm39) S600P probably damaging Het
Cnppd1 A G 1: 75,113,573 (GRCm39) S232P probably damaging Het
Crybb3 T C 5: 113,227,619 (GRCm39) probably null Het
Csmd1 A G 8: 16,273,249 (GRCm39) I861T probably damaging Het
Cyp2d10 A C 15: 82,289,540 (GRCm39) S191A possibly damaging Het
Ddx10 T C 9: 53,146,604 (GRCm39) D206G probably damaging Het
Dnah1 G T 14: 31,024,332 (GRCm39) H916N possibly damaging Het
Dnah9 A G 11: 65,802,615 (GRCm39) probably null Het
Epb42 G A 2: 120,859,525 (GRCm39) probably benign Het
Etnppl A G 3: 130,423,062 (GRCm39) R248G probably damaging Het
Eya3 T C 4: 132,446,558 (GRCm39) F369L probably damaging Het
Fam170b T C 14: 32,556,025 (GRCm39) probably benign Het
Fli1 A T 9: 32,372,723 (GRCm39) V105D probably damaging Het
Fmo1 T C 1: 162,657,841 (GRCm39) I433M possibly damaging Het
Fndc3b C A 3: 27,511,155 (GRCm39) C785F probably benign Het
Foxe3 T C 4: 114,782,765 (GRCm39) D149G probably damaging Het
Gk5 T C 9: 96,056,857 (GRCm39) probably benign Het
Gm14226 A G 2: 154,867,372 (GRCm39) D443G possibly damaging Het
Gm9796 C T 11: 95,588,821 (GRCm39) noncoding transcript Het
Golga4 A T 9: 118,398,061 (GRCm39) R52S probably benign Het
Hey2 C A 10: 30,710,006 (GRCm39) C249F probably damaging Het
Ipo9 A T 1: 135,348,101 (GRCm39) probably benign Het
Ireb2 C A 9: 54,793,877 (GRCm39) T269K probably benign Het
Kansl3 A G 1: 36,391,050 (GRCm39) V274A probably damaging Het
Kcnk2 C T 1: 188,942,169 (GRCm39) A352T possibly damaging Het
Lepr A G 4: 101,607,541 (GRCm39) K253R probably benign Het
Lmntd2 T C 7: 140,793,536 (GRCm39) probably benign Het
Lrrc39 A T 3: 116,371,952 (GRCm39) T240S probably benign Het
Lrrc43 A G 5: 123,635,085 (GRCm39) probably null Het
Maf T C 8: 116,432,495 (GRCm39) M370V possibly damaging Het
Mib2 G A 4: 155,745,673 (GRCm39) S46L possibly damaging Het
Mms22l C T 4: 24,497,867 (GRCm39) T63I probably damaging Het
Morc2a T A 11: 3,633,989 (GRCm39) S700R probably benign Het
Mpz A G 1: 170,987,498 (GRCm39) probably benign Het
Ncam2 T C 16: 81,420,225 (GRCm39) probably benign Het
Niban1 T C 1: 151,584,957 (GRCm39) probably null Het
Nudt14 C T 12: 112,902,037 (GRCm39) A123T probably damaging Het
Odad3 A G 9: 21,901,543 (GRCm39) probably benign Het
Or10h1 C T 17: 33,418,298 (GRCm39) T92I probably benign Het
Or2a7 G A 6: 43,151,692 (GRCm39) M257I probably benign Het
Or9g20 A T 2: 85,629,879 (GRCm39) I245N possibly damaging Het
Otoa T C 7: 120,710,302 (GRCm39) probably benign Het
Pik3cg G A 12: 32,254,790 (GRCm39) T399I probably damaging Het
Pkn3 C T 2: 29,973,309 (GRCm39) A377V probably benign Het
Ppan A G 9: 20,802,825 (GRCm39) N327S probably benign Het
Prkca T C 11: 107,944,937 (GRCm39) probably benign Het
Prrc2c A T 1: 162,543,033 (GRCm39) V320E probably damaging Het
Ptprq A G 10: 107,444,278 (GRCm39) V1442A probably damaging Het
Rapgef1 C T 2: 29,616,239 (GRCm39) R834C probably damaging Het
Rbms1 G T 2: 60,672,754 (GRCm39) N44K probably damaging Het
Rfwd3 A C 8: 112,009,365 (GRCm39) F404V probably benign Het
Rimbp3 G T 16: 17,027,317 (GRCm39) R247L probably benign Het
Serpinb1b T C 13: 33,277,696 (GRCm39) S310P possibly damaging Het
Smtn C A 11: 3,480,235 (GRCm39) V329L probably damaging Het
Snapc2 T C 8: 4,304,979 (GRCm39) probably benign Het
Spam1 A T 6: 24,800,418 (GRCm39) M386L probably benign Het
Syne2 A G 12: 76,142,387 (GRCm39) E6208G probably damaging Het
Teddm1a T C 1: 153,768,369 (GRCm39) Y278H probably damaging Het
Tnfaip6 A T 2: 51,945,928 (GRCm39) N258I possibly damaging Het
Trpm4 C T 7: 44,971,472 (GRCm39) R188Q probably damaging Het
Ttbk2 A T 2: 120,579,441 (GRCm39) H491Q probably benign Het
Urgcp C T 11: 5,666,989 (GRCm39) E450K probably benign Het
Vmn1r228 T C 17: 20,996,637 (GRCm39) N294D probably benign Het
Wdfy3 A T 5: 102,015,958 (GRCm39) C2606S probably damaging Het
Wdr33 T A 18: 32,021,377 (GRCm39) H642Q unknown Het
Zbtb46 A G 2: 181,053,567 (GRCm39) S382P possibly damaging Het
Zfp217 A G 2: 169,961,700 (GRCm39) I209T probably benign Het
Zranb3 T A 1: 127,891,510 (GRCm39) N822I probably benign 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
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
R6137:Lamc2 UTSW 1 153,041,899 (GRCm39) missense possibly damaging 0.90
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'- ACTCCCTCTGTAACCAGTGGCATC -3'
(R):5'- ACGTTAGGGCCAGTGTCTGCTTTC -3'

Sequencing Primer
(F):5'- TCTGTAACCAGTGGCATCATGAC -3'
(R):5'- TTCAAATGGTGACAGTAGGTCC -3'
Posted On 2013-04-16