Incidental Mutation 'R4985:Lamc2'
ID 385809
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 042579-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.485) question?
Stock # R4985 (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 153012551 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Valine at position 708 (I708V)
Ref Sequence ENSEMBL: ENSMUSP00000140514 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027753] [ENSMUST00000185356]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000027753
AA Change: I708V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: I708V

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: I708V

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: I708V

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
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 94.6%
Validation Efficiency 100% (52/52)
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: 50 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4921508M14Rik A T 12: 34,924,457 (GRCm39) probably benign Het
Actn4 A G 7: 28,618,411 (GRCm39) L83P probably damaging Het
Adgb T C 10: 10,276,376 (GRCm39) R331G possibly damaging Het
Bmal1 T C 7: 112,884,280 (GRCm39) V106A probably damaging Het
Brf1 G T 12: 112,932,990 (GRCm39) probably null Het
Cd248 C T 19: 5,119,820 (GRCm39) T556I probably damaging Het
Cdkn2aip G T 8: 48,166,480 (GRCm39) probably benign Het
Ces1d T C 8: 93,901,772 (GRCm39) E399G possibly damaging Het
Col9a3 G A 2: 180,245,193 (GRCm39) R134H unknown Het
Ddb2 T C 2: 91,042,643 (GRCm39) probably null Het
Dlg1 A G 16: 31,606,953 (GRCm39) probably null Het
Dnah1 T G 14: 31,008,855 (GRCm39) E1973A probably null Het
Dync1h1 C A 12: 110,624,560 (GRCm39) T3700N probably damaging Het
E130308A19Rik A G 4: 59,691,017 (GRCm39) T284A probably benign Het
Ecm1 C T 3: 95,643,415 (GRCm39) R295H possibly damaging Het
Efcab5 T A 11: 77,029,055 (GRCm39) H92L probably damaging Het
Egfr C A 11: 16,809,029 (GRCm39) Y74* probably null Het
Fbxo10 T C 4: 45,040,692 (GRCm39) I838V probably benign Het
Gfod2 C T 8: 106,454,643 (GRCm39) R79Q probably damaging Het
Gm11568 C A 11: 99,749,274 (GRCm39) P160T unknown Het
Gm29106 A T 1: 118,126,950 (GRCm39) D214V probably benign Het
Htr3b C A 9: 48,847,241 (GRCm39) V425F possibly damaging Het
Krt86 A T 15: 101,375,146 (GRCm39) E347V probably damaging Het
Ldb2 T A 5: 44,637,645 (GRCm39) K221I probably damaging Het
Lmntd2 A C 7: 140,793,190 (GRCm39) S127R probably benign Het
Lrba A G 3: 86,234,743 (GRCm39) probably null Het
Mettl26 T A 17: 26,095,750 (GRCm39) *202R probably null Het
Mmp24 A G 2: 155,656,016 (GRCm39) K485E probably damaging Het
Nap1l1 T C 10: 111,325,944 (GRCm39) C88R probably benign Het
Or2d2 C A 7: 106,728,234 (GRCm39) R122L probably damaging Het
Or8b49 T A 9: 38,505,658 (GRCm39) I47N possibly damaging Het
Pafah1b1 T G 11: 74,576,814 (GRCm39) D159A probably damaging Het
Pcdhga7 T C 18: 37,848,698 (GRCm39) V235A probably benign Het
Pcf11 T C 7: 92,311,110 (GRCm39) T293A probably benign Het
Pidd1 A C 7: 141,018,504 (GRCm39) *916E probably null Het
Pip4k2c T C 10: 127,035,244 (GRCm39) I375V probably benign Het
Pou3f2 A T 4: 22,487,588 (GRCm39) S182T probably benign Het
Rin3 A T 12: 102,334,821 (GRCm39) D164V unknown Het
Rnf8 T C 17: 29,845,834 (GRCm39) S199P possibly damaging Het
Serpina6 A G 12: 103,620,195 (GRCm39) S185P probably benign Het
Slc47a2 C A 11: 61,193,059 (GRCm39) V565L probably benign Het
Slfn4 T A 11: 83,078,033 (GRCm39) F274I probably damaging Het
Tgif1 T C 17: 71,151,867 (GRCm39) Y248C probably benign Het
Tlx1 C A 19: 45,139,421 (GRCm39) Q23K possibly damaging Het
Trpv4 T C 5: 114,760,793 (GRCm39) D846G probably benign Het
Tspyl1 G A 10: 34,158,334 (GRCm39) D20N probably benign Het
Vmn1r159 A T 7: 22,542,959 (GRCm39) F24L probably damaging Het
Vmn1r204 T A 13: 22,741,230 (GRCm39) V287D probably damaging Het
Zdhhc18 A G 4: 133,340,228 (GRCm39) probably null Het
Zfp276 T G 8: 123,994,646 (GRCm39) V571G probably 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
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'- GGGCAGTAGTGAGATCCAAC -3'
(R):5'- CTCCTGGAACCTGAATGACAG -3'

Sequencing Primer
(F):5'- CAGTAGTGAGATCCAACATGGCC -3'
(R):5'- CAAATATTTGTCACCGACGTTTTTC -3'
Posted On 2016-05-10