Incidental Mutation 'R4874:Lamc2'
ID 376757
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 042484-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.460) question?
Stock # R4874 (G1)
Quality Score 194
Status Validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 153030141 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 167 (D167G)
Ref Sequence ENSEMBL: ENSMUSP00000140514 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027753] [ENSMUST00000185356]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000027753
AA Change: D167G

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: D167G

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 probably null
Transcript: ENSMUST00000185356
AA Change: D167G

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: D167G

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 0.5548 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.5%
Validation Efficiency 94% (51/54)
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: 44 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aadat G A 8: 60,969,147 (GRCm39) probably null Het
Adamtsl1 A G 4: 86,260,729 (GRCm39) N988S possibly damaging Het
Aph1b A T 9: 66,697,878 (GRCm39) probably null Het
B4galnt3 C A 6: 120,184,167 (GRCm39) R880L probably damaging Het
Bcam T C 7: 19,503,247 (GRCm39) probably benign Het
Cr2 A T 1: 194,858,878 (GRCm39) I14N possibly damaging Het
Dcdc5 T C 2: 106,198,451 (GRCm39) noncoding transcript Het
Dll1 A T 17: 15,590,501 (GRCm39) M405K probably benign Het
Dync1h1 C A 12: 110,624,560 (GRCm39) T3700N probably damaging Het
Ern2 T C 7: 121,775,810 (GRCm39) D428G probably benign Het
Esp36 A T 17: 38,727,987 (GRCm39) M98K unknown Het
Foxd2 G T 4: 114,764,768 (GRCm39) H417Q possibly damaging Het
Glrb T C 3: 80,758,349 (GRCm39) N304D possibly damaging Het
Haus3 A G 5: 34,324,972 (GRCm39) V229A probably benign Het
Hpgd A T 8: 56,770,838 (GRCm39) I159F possibly damaging Het
Ighv1-22 T A 12: 114,710,036 (GRCm39) I70F probably benign Het
Il16 A T 7: 83,310,153 (GRCm39) F584L possibly damaging Het
Megf10 G A 18: 57,426,930 (GRCm39) V1083I probably benign Het
Mertk T C 2: 128,592,079 (GRCm39) S268P probably damaging Het
Mfng C T 15: 78,648,588 (GRCm39) R163H probably benign Het
Mki67 T C 7: 135,310,500 (GRCm39) D132G probably damaging Het
Nbas A G 12: 13,371,756 (GRCm39) N419D probably damaging Het
Negr1 T C 3: 156,565,082 (GRCm39) L56S probably damaging Het
Nup214 A G 2: 31,870,596 (GRCm39) probably null Het
Opn5 C G 17: 42,891,610 (GRCm39) A276P probably damaging Het
Or10j5 A G 1: 172,785,166 (GRCm39) E268G probably benign Het
Or2d3 C T 7: 106,490,642 (GRCm39) V225I probably benign Het
Or5t9 T A 2: 86,659,598 (GRCm39) H167Q probably damaging Het
Papln G T 12: 83,823,917 (GRCm39) V499L probably benign Het
Pgap1 A T 1: 54,569,296 (GRCm39) W357R probably damaging Het
Pibf1 T C 14: 99,377,992 (GRCm39) Y373H probably damaging Het
Pitpnm1 T C 19: 4,162,252 (GRCm39) probably null Het
Prcd T A 11: 116,550,597 (GRCm39) W3R probably null Het
Prkaa1 A G 15: 5,203,838 (GRCm39) N249S probably benign Het
Reg3b T A 6: 78,349,809 (GRCm39) N116K possibly damaging Het
Rpusd2 T C 2: 118,865,360 (GRCm39) L19P probably benign Het
Rufy1 T C 11: 50,297,277 (GRCm39) T392A possibly damaging Het
Sall3 T C 18: 81,017,188 (GRCm39) K247E probably benign Het
Shank1 C T 7: 43,965,497 (GRCm39) T191M unknown Het
Slit1 C T 19: 41,717,493 (GRCm39) probably null Het
Sorl1 A T 9: 41,975,048 (GRCm39) V520E probably damaging Het
Vmn2r115 T A 17: 23,578,825 (GRCm39) F766Y probably damaging Het
Wdr87-ps A G 7: 29,235,608 (GRCm39) noncoding transcript Het
Zfp644 A G 5: 106,783,279 (GRCm39) S1032P 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
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'- ATCTAAGCACCTGGGAGTCC -3'
(R):5'- GCAGCTGACTTTTGCGTGTC -3'

Sequencing Primer
(F):5'- TCTGTCTCTGTCACAGGAAAAAC -3'
(R):5'- TCTGACTGTGAAGTGCTGGAAAC -3'
Posted On 2016-03-17