Incidental Mutation 'R6995:Lamc2'
ID 544097
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 045101-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.460) question?
Stock # R6995 (G1)
Quality Score 225.009
Status Not validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 153012508 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Methionine at position 722 (T722M)
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: T722M

PolyPhen 2 Score 0.184 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: T722M

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: T722M

PolyPhen 2 Score 0.184 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: T722M

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 0.0846 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency
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: 84 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930433I11Rik A G 7: 40,644,149 (GRCm39) Y606C probably benign Het
Acad9 A G 3: 36,139,630 (GRCm39) Y410C probably damaging Het
Acot6 C T 12: 84,156,149 (GRCm39) P366S probably damaging Het
Adrm1b T C 3: 92,336,315 (GRCm39) probably benign Het
Anks1 G T 17: 28,273,273 (GRCm39) G964V probably damaging Het
Apol7a A T 15: 77,274,176 (GRCm39) probably benign Het
Arid3c G A 4: 41,725,087 (GRCm39) A320V probably damaging Het
Bnip3l A T 14: 67,237,101 (GRCm39) N50K probably benign Het
C1qtnf4 C A 2: 90,720,297 (GRCm39) A190D probably benign Het
Calhm5 A T 10: 33,972,189 (GRCm39) M82K probably benign Het
Cdcp3 G T 7: 130,824,400 (GRCm39) W165L probably damaging Het
Cdh1 G T 8: 107,387,545 (GRCm39) V482L probably benign Het
Cdrt4 A C 11: 62,883,486 (GRCm39) I63L probably benign Het
Cic A T 7: 24,970,736 (GRCm39) T156S possibly damaging Het
Ckm A G 7: 19,154,156 (GRCm39) N301S probably benign Het
Colgalt1 C T 8: 72,076,165 (GRCm39) R539C probably damaging Het
Cop1 A G 1: 159,134,154 (GRCm39) D132G probably damaging Het
Cpd G T 11: 76,675,881 (GRCm39) N1257K probably benign Het
Cyp2c67 T C 19: 39,604,123 (GRCm39) H411R probably damaging Het
Cyp2r1 A T 7: 114,152,316 (GRCm39) F5I probably damaging Het
Dclk3 T A 9: 111,296,768 (GRCm39) L104Q possibly damaging Het
Dnah7c A T 1: 46,494,973 (GRCm39) Q67L probably benign Het
Dnm1l C A 16: 16,147,671 (GRCm39) E365* probably null Het
Dst A T 1: 34,205,315 (GRCm39) I502F probably damaging Het
Espl1 T C 15: 102,212,535 (GRCm39) V547A possibly damaging Het
Foxa1 C T 12: 57,589,264 (GRCm39) A319T probably benign Het
Frem1 G T 4: 82,904,838 (GRCm39) H859N probably damaging Het
Frem3 T A 8: 81,339,208 (GRCm39) D500E probably damaging Het
Gpatch2l G A 12: 86,290,958 (GRCm39) R47H probably damaging Het
Grip1 A G 10: 119,822,375 (GRCm39) D394G probably damaging Het
Gsap C A 5: 21,476,235 (GRCm39) T589K possibly damaging Het
Gsg1l A G 7: 125,522,658 (GRCm39) V190A probably damaging Het
Kcnmb1 A T 11: 33,920,131 (GRCm39) T115S probably benign Het
Kirrel2 A C 7: 30,154,604 (GRCm39) F169C probably damaging Het
L3mbtl1 C T 2: 162,803,368 (GRCm39) T397M probably damaging Het
Lama1 G A 17: 68,060,820 (GRCm39) C716Y Het
Lrig1 T C 6: 94,588,610 (GRCm39) D513G possibly damaging Het
Lrrk1 T C 7: 65,942,090 (GRCm39) D716G probably damaging Het
Matn4 G A 2: 164,231,584 (GRCm39) R582* probably null Het
Mdn1 A T 4: 32,733,374 (GRCm39) R3133W probably benign Het
Mmp7 A G 9: 7,695,489 (GRCm39) D122G probably damaging Het
Naaladl1 A G 19: 6,165,578 (GRCm39) D744G possibly damaging Het
Nampt T G 12: 32,898,742 (GRCm39) Y453D probably benign Het
Nlrp12 A G 7: 3,288,481 (GRCm39) V677A probably benign Het
Ntng2 T C 2: 29,087,080 (GRCm39) N414S probably damaging Het
Or1e16 A G 11: 73,286,410 (GRCm39) V146A probably benign Het
Or4g17 A G 2: 111,209,708 (GRCm39) D121G probably damaging Het
Or5p52 A G 7: 107,502,829 (GRCm39) R302G probably benign Het
Or9m1b A C 2: 87,836,529 (GRCm39) F189V probably benign Het
Parp4 A C 14: 56,851,196 (GRCm39) Q733P probably damaging Het
Pdcl3 G A 1: 39,034,417 (GRCm39) V56I probably benign Het
Pepd A G 7: 34,721,144 (GRCm39) Y256C probably damaging Het
Plg G T 17: 12,637,938 (GRCm39) R788L probably benign Het
Plod1 A T 4: 148,000,675 (GRCm39) probably benign Het
Ptprc A G 1: 138,016,482 (GRCm39) V513A probably damaging Het
Pxdn T C 12: 30,045,370 (GRCm39) I373T possibly damaging Het
Qrfprl A T 6: 65,418,285 (GRCm39) K151I probably damaging Het
Rbbp8 G A 18: 11,851,965 (GRCm39) G262E probably damaging Het
Rfc2 T A 5: 134,623,104 (GRCm39) Y240* probably null Het
Rps15 A G 10: 80,129,598 (GRCm39) E71G possibly damaging Het
Rsrc1 C T 3: 66,901,982 (GRCm39) P44L unknown Het
Ryr1 A C 7: 28,793,607 (GRCm39) M1287R probably damaging Het
Scart2 G A 7: 139,841,514 (GRCm39) D273N probably benign Het
Serpina9 A G 12: 103,967,495 (GRCm39) L300P probably damaging Het
Sh3rf2 G A 18: 42,234,606 (GRCm39) A130T probably damaging Het
Slc12a8 G A 16: 33,355,263 (GRCm39) W26* probably null Het
Snx18 A T 13: 113,731,265 (GRCm39) H576Q probably damaging Het
Tagln3 G A 16: 45,543,321 (GRCm39) T107I probably benign Het
Thap1 C A 8: 26,652,679 (GRCm39) T139K probably damaging Het
Tle4 T A 19: 14,541,817 (GRCm39) probably null Het
Tmem87a A T 2: 120,193,409 (GRCm39) M502K possibly damaging Het
Tpcn2 A T 7: 144,810,522 (GRCm39) V605E probably benign Het
Trgj1 C A 13: 19,394,529 (GRCm39) probably benign Het
Tsc2 A T 17: 24,847,028 (GRCm39) V179E probably damaging Het
Ubap2l T C 3: 89,916,548 (GRCm39) T909A probably damaging Het
Ubl4b T G 3: 107,462,140 (GRCm39) Q40P probably damaging Het
Vmn1r229 A G 17: 21,035,277 (GRCm39) D174G probably damaging Het
Vmn2r50 A T 7: 9,779,964 (GRCm39) Y472* probably null Het
Vmn2r74 T A 7: 85,601,943 (GRCm39) D565V probably benign Het
Vmn2r74 T A 7: 85,606,860 (GRCm39) probably null Het
Vmn2r82 T A 10: 79,232,377 (GRCm39) V792E probably damaging Het
Zfp335 G A 2: 164,735,210 (GRCm39) Q1179* probably null Het
Zmynd12 A C 4: 119,310,772 (GRCm39) K327Q probably benign Het
Zwilch G A 9: 64,072,731 (GRCm39) Q27* probably null 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
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
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'- CATAGACAGGCCTGTGACAAAG -3'
(R):5'- CGGTCATTCTGCATCAGTCTG -3'

Sequencing Primer
(F):5'- GAAGAAAAGCCCAGCTACCTG -3'
(R):5'- GTCATTCTGCATCAGTCTGGTTTTTC -3'
Posted On 2019-05-13