Incidental Mutation 'R1996:Lamc2'
ID 225719
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 040006-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.485) question?
Stock # R1996 (G1)
Quality Score 166
Status Validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 153030216 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 142 (D142G)
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: D142G

PolyPhen 2 Score 0.843 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: D142G

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: ENSMUST00000185328
Predicted Effect possibly damaging
Transcript: ENSMUST00000185356
AA Change: D142G

PolyPhen 2 Score 0.843 (Sensitivity: 0.83; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: D142G

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 0.4950 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.0%
Validation Efficiency 99% (84/85)
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
A2m T A 6: 121,646,556 (GRCm39) W1069R probably damaging Het
Aaas C T 15: 102,248,494 (GRCm39) V241I probably benign Het
Abca3 A G 17: 24,606,506 (GRCm39) E787G probably damaging Het
Abi3bp A T 16: 56,491,720 (GRCm39) E582D possibly damaging Het
Adam21 A G 12: 81,606,376 (GRCm39) M462T possibly damaging Het
Alox12e T C 11: 70,207,034 (GRCm39) T591A probably benign Het
Ankmy2 T C 12: 36,243,796 (GRCm39) M337T probably benign Het
Antxrl A G 14: 33,797,786 (GRCm39) N587S probably benign Het
Apol6 T A 15: 76,934,956 (GRCm39) I75N probably benign Het
Atad2b A T 12: 5,040,883 (GRCm39) H184L probably benign Het
Atf6b A T 17: 34,871,961 (GRCm39) probably null Het
B3gnt4 G A 5: 123,649,402 (GRCm39) V256I probably damaging Het
BC034090 C T 1: 155,097,340 (GRCm39) probably benign Het
Bend4 C A 5: 67,557,527 (GRCm39) V430F probably damaging Het
Camkv A G 9: 107,824,320 (GRCm39) D244G probably damaging Het
Caps2 T A 10: 112,039,908 (GRCm39) L450Q probably damaging Het
Ccr1 T A 9: 123,763,551 (GRCm39) K326N probably benign Het
Cep135 T C 5: 76,780,113 (GRCm39) I815T probably benign Het
Chchd4 A G 6: 91,442,116 (GRCm39) Y101H probably damaging Het
Copb1 G C 7: 113,831,438 (GRCm39) A570G probably benign Het
Cpsf2 C A 12: 101,964,867 (GRCm39) T505K probably benign Het
Cwf19l2 A G 9: 3,417,947 (GRCm39) R136G probably benign Het
Daxx A G 17: 34,132,585 (GRCm39) T572A possibly damaging Het
Etaa1 C A 11: 17,902,671 (GRCm39) D89Y probably damaging Het
Ezhip GTCATCATCATCATC GTCATCATCATCATCATC X: 5,994,645 (GRCm39) probably benign Het
Fchsd2 T C 7: 100,927,660 (GRCm39) F701L probably benign Het
Fstl5 A T 3: 76,615,141 (GRCm39) H734L probably benign Het
Gabbr1 T A 17: 37,380,112 (GRCm39) W584R probably damaging Het
Galc T C 12: 98,218,285 (GRCm39) D189G probably damaging Het
Gm9979 T C 13: 40,859,228 (GRCm39) noncoding transcript Het
Grin2b T C 6: 136,021,209 (GRCm39) S31G possibly damaging Het
Gtf2ird1 T C 5: 134,405,740 (GRCm39) probably benign Het
Hoxc4 T C 15: 102,944,183 (GRCm39) I187T probably damaging Het
Hsd3b6 A T 3: 98,713,597 (GRCm39) I234N probably damaging Het
Ifit3b T C 19: 34,588,877 (GRCm39) C18R probably damaging Het
Igdcc4 T A 9: 65,029,101 (GRCm39) V246E probably damaging Het
Il1rap A T 16: 26,541,243 (GRCm39) T495S probably benign Het
Kctd19 T C 8: 106,121,932 (GRCm39) E205G probably null Het
Kif21a A T 15: 90,878,574 (GRCm39) C235* probably null Het
Krt16 A T 11: 100,139,614 (GRCm39) S35T unknown Het
Larp4 G T 15: 99,882,844 (GRCm39) W22L probably damaging Het
Ldlrad1 C T 4: 107,072,158 (GRCm39) R127* probably null Het
Mamdc2 G A 19: 23,341,289 (GRCm39) Q229* probably null Het
Mbtd1 CT CTT 11: 93,823,222 (GRCm39) probably null Het
Msln T A 17: 25,973,193 (GRCm39) M1L possibly damaging Het
Mtch2 T C 2: 90,677,665 (GRCm39) V8A possibly damaging Het
Nav3 A T 10: 109,689,262 (GRCm39) N338K probably damaging Het
Or10x4 T C 1: 174,218,983 (GRCm39) M116T probably damaging Het
Or51a39 A G 7: 102,362,999 (GRCm39) L207P probably damaging Het
Or6c5 C A 10: 129,074,298 (GRCm39) N93K possibly damaging Het
Otof A G 5: 30,578,381 (GRCm39) V89A probably benign Het
Phka2 T C X: 159,324,411 (GRCm39) I255T probably benign Het
Pias2 T C 18: 77,216,759 (GRCm39) probably null Het
Pja2 T A 17: 64,594,639 (GRCm39) probably null Het
Plxnb2 C T 15: 89,042,971 (GRCm39) V1473I probably benign Het
Pnpt1 T A 11: 29,091,679 (GRCm39) D363E probably benign Het
Prdm5 A G 6: 65,913,072 (GRCm39) Y207C probably damaging Het
Rexo5 T A 7: 119,423,080 (GRCm39) V304E probably damaging Het
Robo1 G T 16: 72,767,067 (GRCm39) R413L probably benign Het
Rsf1 G A 7: 97,313,839 (GRCm39) E864K probably damaging Het
Scap C T 9: 110,202,039 (GRCm39) probably benign Het
Scn8a T A 15: 100,922,260 (GRCm39) M1311K probably damaging Het
Slc28a2 A T 2: 122,286,043 (GRCm39) I460F probably damaging Het
Smco1 A G 16: 32,092,730 (GRCm39) R134G probably benign Het
Spopfm1 A T 3: 94,173,018 (GRCm39) M9L probably benign Het
Sspo A G 6: 48,452,424 (GRCm39) E2651G possibly damaging Het
Stab2 T C 10: 86,838,895 (GRCm39) N57S probably damaging Het
Tenm3 C A 8: 48,681,703 (GRCm39) Q2642H probably damaging Het
Thsd7b G T 1: 129,686,188 (GRCm39) E577* probably null Het
Tlr3 A G 8: 45,850,734 (GRCm39) V721A probably benign Het
Tnik A G 3: 28,719,829 (GRCm39) I1226V probably damaging Het
Traf3 A G 12: 111,227,095 (GRCm39) K328E probably benign Het
Tyw1 T A 5: 130,291,652 (GRCm39) probably benign Het
Vmn1r213 T G 13: 23,196,473 (GRCm39) V352G probably benign Het
Vmn2r111 T C 17: 22,767,062 (GRCm39) I812V probably benign Het
Vmn2r26 A G 6: 124,038,144 (GRCm39) N573S probably damaging Het
Vmn2r45 G A 7: 8,475,024 (GRCm39) T668I probably damaging Het
Zbtb20 T A 16: 43,430,443 (GRCm39) V318E probably damaging Het
Zc2hc1c A G 12: 85,343,434 (GRCm39) R524G probably benign Het
Zc3h18 C G 8: 123,134,126 (GRCm39) probably benign Het
Zfp618 T C 4: 63,049,452 (GRCm39) 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
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'- CTCAACATTTGTTCAGAGCCCAC -3'
(R):5'- CCCCACTGGCTTAAATAAACGTG -3'

Sequencing Primer
(F):5'- CAGAGCCCACTTTCCATAATTG -3'
(R):5'- TGTCGTTAAAGGCGAGAAGAGTTC -3'
Posted On 2014-08-25