Incidental Mutation 'R1631:Lamc2'
ID 172773
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 039668-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.485) question?
Stock # R1631 (G1)
Quality Score 225
Status Not validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 153034680 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Leucine at position 108 (V108L)
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: V108L

PolyPhen 2 Score 0.948 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: V108L

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: ENSMUST00000185356
AA Change: V108L

PolyPhen 2 Score 0.948 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: V108L

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
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.4%
  • 20x: 93.0%
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
Adamts10 T A 17: 33,756,316 (GRCm39) S320T probably benign Het
Alkbh2 C T 5: 114,262,287 (GRCm39) E148K probably damaging Het
Als2 T C 1: 59,257,226 (GRCm39) E12G probably benign Het
Arhgef10 A T 8: 14,997,157 (GRCm39) D321V probably damaging Het
Atp8a1 T G 5: 67,906,395 (GRCm39) probably null Het
Avil A G 10: 126,846,494 (GRCm39) probably null Het
C2cd3 G A 7: 100,021,704 (GRCm39) probably null Het
Cdhr18 C T 14: 13,829,796 (GRCm38) E649K probably damaging Het
Col18a1 G A 10: 76,895,131 (GRCm39) P1177S probably damaging Het
Copb2 T A 9: 98,462,213 (GRCm39) F428L probably benign Het
Cpa1 A G 6: 30,640,923 (GRCm39) E138G probably damaging Het
Ctsm T C 13: 61,686,249 (GRCm39) I12V possibly damaging Het
Dctn1 A G 6: 83,174,578 (GRCm39) Q967R possibly damaging Het
Dok2 T C 14: 71,014,393 (GRCm39) Y194H probably damaging Het
Ezh2 C T 6: 47,554,592 (GRCm39) M1I probably null Het
Fkbp8 T A 8: 70,984,282 (GRCm39) L210Q probably damaging Het
Fpr1 T A 17: 18,097,263 (GRCm39) Q242L probably benign Het
Gal3st2b T A 1: 93,868,505 (GRCm39) D243E probably damaging Het
Gm5422 A G 10: 31,125,802 (GRCm39) noncoding transcript Het
Gucy1a2 A G 9: 3,533,052 (GRCm39) N84D probably damaging Het
Hsd3b5 A C 3: 98,529,393 (GRCm39) V79G probably damaging Het
Htr6 A T 4: 138,788,804 (GRCm39) V417E probably benign Het
Ifnar2 G A 16: 91,188,755 (GRCm39) V79I probably benign Het
Ighv10-1 T C 12: 114,443,102 (GRCm39) probably benign Het
Itpr2 A G 6: 146,081,788 (GRCm39) F182L probably damaging Het
Kirrel1 C T 3: 86,996,458 (GRCm39) M380I probably null Het
Lama3 A G 18: 12,540,551 (GRCm39) Y285C probably damaging Het
Lrrc14b A G 13: 74,509,373 (GRCm39) probably null Het
Magi3 T C 3: 103,958,493 (GRCm39) T531A probably benign Het
Mapre2 A G 18: 23,966,011 (GRCm39) Y32C probably damaging Het
Med1 C T 11: 98,046,452 (GRCm39) probably benign Het
Mslnl G A 17: 25,961,908 (GRCm39) V128M probably damaging Het
Nt5el C A 13: 105,218,749 (GRCm39) Q28K probably benign Het
Or10a3b A C 7: 108,445,064 (GRCm39) L51R probably damaging Het
Or51h1 A G 7: 102,308,408 (GRCm39) I127V probably damaging Het
Or5h23 G A 16: 58,906,408 (GRCm39) T146I probably benign Het
Or7a35 A T 10: 78,853,239 (GRCm39) I28L probably benign Het
Pde1b A G 15: 103,430,099 (GRCm39) T143A probably damaging Het
Pkhd1 T C 1: 20,593,121 (GRCm39) D1664G probably benign Het
Plod3 C T 5: 137,017,847 (GRCm39) R208W probably damaging Het
Pstk G A 7: 130,986,271 (GRCm39) A277T possibly damaging Het
Qrich1 T C 9: 108,411,684 (GRCm39) V403A probably damaging Het
Rad21 C A 15: 51,833,436 (GRCm39) V348F probably damaging Het
Sacs T A 14: 61,448,181 (GRCm39) L3409* probably null Het
Setd4 T A 16: 93,390,136 (GRCm39) K98* probably null Het
Skint5 A G 4: 113,341,123 (GRCm39) V1385A probably benign Het
Stam C A 2: 14,151,059 (GRCm39) S472* probably null Het
Stx2 A G 5: 129,069,289 (GRCm39) F141L probably damaging Het
Tia1 A G 6: 86,397,330 (GRCm39) D101G probably damaging Het
Ttc21a T A 9: 119,783,228 (GRCm39) probably null Het
Usp34 T A 11: 23,410,651 (GRCm39) N2700K 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
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'- TCCCTTGGTAATAGCAATGGTGGAGTA -3'
(R):5'- CATCCTTGAGTGCGTCTGGAGC -3'

Sequencing Primer
(F):5'- cacagtaggcaacaccattc -3'
(R):5'- GCTCCCATAAGCAGATGGTC -3'
Posted On 2014-04-24