Incidental Mutation 'R0650:Lamc2'
ID 62180
Institutional Source Beutler Lab
Gene Symbol Lamc2
Ensembl Gene ENSMUSG00000026479
Gene Name laminin, gamma 2
Synonyms nicein, 100kDa
MMRRC Submission 038835-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.485) question?
Stock # R0650 (G1)
Quality Score 199
Status Validated
Chromosome 1
Chromosomal Location 152998502-153062193 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 153019622 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 440 (I440F)
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: I440F

PolyPhen 2 Score 0.880 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000027753
Gene: ENSMUSG00000026479
AA Change: I440F

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: I440F

PolyPhen 2 Score 0.880 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000140514
Gene: ENSMUSG00000026479
AA Change: I440F

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 0.1362 question?
Coding Region Coverage
  • 1x: 99.5%
  • 3x: 99.0%
  • 10x: 97.8%
  • 20x: 96.0%
Validation Efficiency 99% (77/78)
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: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700020N15Rik A G X: 68,989,391 (GRCm39) S96G unknown Het
4930447C04Rik T C 12: 72,956,830 (GRCm39) D120G probably damaging Het
Actmap A T 7: 26,902,072 (GRCm39) H233L probably damaging Het
Adgrg5 T A 8: 95,660,785 (GRCm39) probably null Het
Afg3l2 G T 18: 67,548,627 (GRCm39) H534Q possibly damaging Het
Ankar G A 1: 72,695,380 (GRCm39) probably benign Het
Arid2 T A 15: 96,299,930 (GRCm39) F1814L possibly damaging Het
Asb15 C T 6: 24,566,163 (GRCm39) A372V probably damaging Het
Atg16l1 A T 1: 87,709,421 (GRCm39) D403V possibly damaging Het
Bnc2 T C 4: 84,211,433 (GRCm39) D407G probably benign Het
Ccdc121 T C 5: 31,643,312 (GRCm39) probably benign Het
Cdan1 A G 2: 120,556,526 (GRCm39) V633A probably benign Het
Cfap46 T C 7: 139,185,571 (GRCm39) Y2482C unknown Het
Chd8 T C 14: 52,439,761 (GRCm39) E964G probably benign Het
Cyp2s1 A G 7: 25,508,683 (GRCm39) V253A probably damaging Het
Depdc1b A G 13: 108,460,443 (GRCm39) N18D probably damaging Het
Fis1 T A 5: 136,991,048 (GRCm39) V4E probably damaging Het
Gba2 T A 4: 43,570,424 (GRCm39) probably null Het
Gm2381 C T 7: 42,469,504 (GRCm39) G207R probably damaging Het
Gpr89 T A 3: 96,804,640 (GRCm39) probably benign Het
Gtf2i A G 5: 134,290,691 (GRCm39) probably benign Het
Herc2 T G 7: 55,762,958 (GRCm39) S896A probably damaging Het
Huwe1 T C X: 150,659,309 (GRCm39) S921P probably damaging Het
Iqgap1 T A 7: 80,386,143 (GRCm39) K936I probably damaging Het
Kcna4 T A 2: 107,125,927 (GRCm39) Y220* probably null Het
Krt18 A G 15: 101,937,920 (GRCm39) D139G possibly damaging Het
Krt87 T C 15: 101,384,921 (GRCm39) N392D probably damaging Het
L3mbtl4 G A 17: 69,081,286 (GRCm39) C558Y probably damaging Het
Lrrc28 T C 7: 67,267,833 (GRCm39) N98S probably damaging Het
Lrrk1 G A 7: 65,942,084 (GRCm39) A718V probably damaging Het
Mrgprx2 T C 7: 48,132,666 (GRCm39) I51V probably damaging Het
Myt1 A T 2: 181,424,408 (GRCm39) R25* probably null Het
Npdc1 C T 2: 25,298,021 (GRCm39) T199I probably benign Het
Nup98 T A 7: 101,801,660 (GRCm39) Y755F probably damaging Het
Or51q1c A G 7: 103,652,446 (GRCm39) probably null Het
Or5p69 T A 7: 107,966,996 (GRCm39) C100S probably damaging Het
Or5p76 G T 7: 108,122,289 (GRCm39) N289K probably damaging Het
Or8g22 T A 9: 38,957,996 (GRCm39) M240L probably benign Het
Osgin1 A T 8: 120,172,211 (GRCm39) Y335F probably damaging Het
Pde10a A T 17: 9,161,797 (GRCm39) I493F probably damaging Het
Pdgfrb A G 18: 61,212,780 (GRCm39) I895V probably benign Het
Peg10 T TCCCCANNANNNN 6: 4,756,475 (GRCm39) probably benign Het
Pidd1 A T 7: 141,020,726 (GRCm39) L457* probably null Het
Pik3c2a A G 7: 115,945,482 (GRCm39) probably benign Het
Pkd1l3 C G 8: 110,350,281 (GRCm39) D375E possibly damaging Het
Plcg1 C T 2: 160,595,283 (GRCm39) probably benign Het
Prr13 A C 15: 102,370,650 (GRCm39) *138C probably null Het
Prrc2b T C 2: 32,119,267 (GRCm39) probably benign Het
Psph T C 5: 129,868,633 (GRCm39) probably benign Het
Ripor1 A G 8: 106,344,746 (GRCm39) probably benign Het
Scg3 A G 9: 75,576,617 (GRCm39) S253P probably damaging Het
Sema6a G A 18: 47,423,112 (GRCm39) probably null Het
Sgk1 A G 10: 21,758,556 (GRCm39) N7D probably damaging Het
Skor2 T C 18: 76,964,255 (GRCm39) F940L probably benign Het
Slbp T C 5: 33,802,833 (GRCm39) probably benign Het
Snrnp40 C G 4: 130,271,836 (GRCm39) probably null Het
Susd5 A T 9: 113,911,603 (GRCm39) H171L possibly damaging Het
Sybu T C 15: 44,536,664 (GRCm39) E354G probably benign Het
Synpo T C 18: 60,735,412 (GRCm39) N845D possibly damaging Het
Tdrd6 A T 17: 43,939,050 (GRCm39) I666N probably damaging Het
Tm9sf4 T C 2: 153,029,285 (GRCm39) I111T probably benign Het
Tnc T C 4: 63,926,971 (GRCm39) T852A probably benign Het
Tnfrsf10b T A 14: 70,013,625 (GRCm39) I185K probably damaging Het
Tnks1bp1 A G 2: 84,892,974 (GRCm39) E305G possibly damaging Het
Tnrc6b T C 15: 80,668,959 (GRCm39) V22A probably benign Het
Ttn A T 2: 76,598,956 (GRCm39) F19319Y probably damaging Het
Ubr5 T C 15: 38,031,051 (GRCm39) probably benign Het
Ugt2b5 T A 5: 87,287,627 (GRCm39) Q191L probably benign Het
Urod T C 4: 116,848,473 (GRCm39) T300A probably benign Het
Vmn1r213 A G 13: 23,195,564 (GRCm39) probably benign Het
Znfx1 G A 2: 166,889,574 (GRCm39) Q723* 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
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
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'- CCCAGAAATTCTCCTGAATGGGAGC -3'
(R):5'- TGACCAAACGGTGTGACCATGAAG -3'

Sequencing Primer
(F):5'- CCTGAATGGGAGCTATTTGCAC -3'
(R):5'- ACAGTGCTATTCTACGGCCAG -3'
Posted On 2013-07-30