Incidental Mutation 'R2182:Lamc2'
ID 237215
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 040184-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.460) question?
Stock # R2182 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 153002612 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 17 (V17A)
Ref Sequence ENSEMBL: ENSMUSP00000139416 (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: V1093A

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: V1093A

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: V1093A

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: V1093A

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: ENSMUST00000188206
AA Change: V17A

PolyPhen 2 Score 0.455 (Sensitivity: 0.89; Specificity: 0.90)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000189005
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.6%
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: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930550C14Rik A G 9: 53,334,243 (GRCm39) H17R probably damaging Het
Abca15 G A 7: 119,939,450 (GRCm39) W281* probably null Het
Aloxe3 G A 11: 69,020,426 (GRCm39) V157M possibly damaging Het
Arhgap26 G T 18: 39,490,862 (GRCm39) probably benign Het
Atp7b T C 8: 22,504,563 (GRCm39) N698S probably damaging Het
Clec4a4 A G 6: 122,990,716 (GRCm39) probably null Het
Clgn C T 8: 84,137,039 (GRCm39) T252I possibly damaging Het
Cyp2a12 A T 7: 26,730,571 (GRCm39) N179Y probably damaging Het
D630045J12Rik C T 6: 38,151,082 (GRCm39) probably null Het
Dennd5a G T 7: 109,533,201 (GRCm39) R190S probably benign Het
Dtx4 C A 19: 12,460,471 (GRCm39) G384V probably null Het
Dxo T C 17: 35,057,868 (GRCm39) V191A probably benign Het
Eprs1 G A 1: 185,111,939 (GRCm39) probably null Het
Fntb A G 12: 76,909,309 (GRCm39) N99S probably benign Het
Gm5773 T A 3: 93,680,820 (GRCm39) I164K probably benign Het
Golm2 A G 2: 121,697,909 (GRCm39) D75G probably damaging Het
Hyal5 T C 6: 24,877,879 (GRCm39) I325T probably damaging Het
Igsf8 G A 1: 172,118,295 (GRCm39) probably null Het
Lpxn T C 19: 12,810,122 (GRCm39) probably null Het
Macf1 A G 4: 123,386,464 (GRCm39) V1296A probably damaging Het
Mpdz A T 4: 81,266,959 (GRCm39) L318Q probably damaging Het
Mpl T A 4: 118,314,610 (GRCm39) Q13L probably benign Het
Mpnd A G 17: 56,322,964 (GRCm39) S399G probably benign Het
Mrps5 T C 2: 127,444,407 (GRCm39) L347P probably damaging Het
Naip1 T A 13: 100,550,188 (GRCm39) Q1217H probably benign Het
Nav2 G A 7: 49,247,002 (GRCm39) V2176I probably benign Het
Obi1 A G 14: 104,743,612 (GRCm39) S156P possibly damaging Het
Or13p3 T C 4: 118,567,542 (GRCm39) *313R probably null Het
Or7g33 T C 9: 19,448,638 (GRCm39) N196S probably benign Het
Or8b43 A G 9: 38,360,420 (GRCm39) N84S probably benign Het
Or8g36 A T 9: 39,422,722 (GRCm39) M98K probably damaging Het
Pbx2 C A 17: 34,814,640 (GRCm39) Y324* probably null Het
Pcsk7 T A 9: 45,839,917 (GRCm39) C702S probably benign Het
Pramel11 T A 4: 143,623,760 (GRCm39) H138L possibly damaging Het
Rictor T C 15: 6,801,685 (GRCm39) S458P probably damaging Het
Scaf4 T C 16: 90,027,028 (GRCm39) M905V probably benign Het
Scarf2 T C 16: 17,620,886 (GRCm39) C185R probably damaging Het
Scd1 T G 19: 44,391,732 (GRCm39) I101L probably benign Het
Slc6a2 A G 8: 93,687,876 (GRCm39) M1V probably null Het
Sost T C 11: 101,854,676 (GRCm39) Y211C probably damaging Het
Sphkap A G 1: 83,254,405 (GRCm39) S828P probably damaging Het
Tnn T C 1: 159,968,170 (GRCm39) probably null Het
Tnrc18 T C 5: 142,745,816 (GRCm39) K1319R unknown Het
Vmn2r60 A G 7: 41,844,931 (GRCm39) T765A probably benign Het
Vmn2r91 C A 17: 18,325,691 (GRCm39) T103K possibly damaging Het
Zbtb44 T C 9: 30,977,972 (GRCm39) C429R possibly damaging Het
Zc3h4 G A 7: 16,156,441 (GRCm39) G327D unknown Het
Zfp292 A G 4: 34,807,417 (GRCm39) C1876R probably damaging Het
Zfp839 C T 12: 110,834,772 (GRCm39) L676F probably damaging Het
Zg16 A G 7: 126,649,544 (GRCm39) L139P probably damaging Het
Zscan12 A G 13: 21,552,961 (GRCm39) I262V 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
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
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'- ACAAGTGCTCAGTGACTCATC -3'
(R):5'- TTTGACACGGATAAGGACACG -3'

Sequencing Primer
(F):5'- GCTCAGTGACTCATCTTAGACATGG -3'
(R):5'- TAAGGACACGGTGCAGCTG -3'
Posted On 2014-10-02