Incidental Mutation 'R8058:Lamb1'
ID 619561
Institutional Source Beutler Lab
Gene Symbol Lamb1
Ensembl Gene ENSMUSG00000002900
Gene Name laminin B1
Synonyms Lamb-1, D130003D08Rik, C80098, C81607, Lamb1-1
MMRRC Submission 067495-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R8058 (G1)
Quality Score 225.009
Status Not validated
Chromosome 12
Chromosomal Location 31315233-31379643 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 31353046 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Lysine at position 916 (Q916K)
Ref Sequence ENSEMBL: ENSMUSP00000002979 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000002979] [ENSMUST00000169088]
AlphaFold P02469
Predicted Effect probably benign
Transcript: ENSMUST00000002979
AA Change: Q916K

PolyPhen 2 Score 0.156 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000002979
Gene: ENSMUSG00000002900
AA Change: Q916K

DomainStartEndE-ValueType
low complexity region 32 45 N/A INTRINSIC
LamNT 77 317 3.24e-96 SMART
EGF_Lam 319 380 1.34e-6 SMART
EGF_Lam 383 443 1.33e-10 SMART
EGF_Lam 446 503 2.89e-11 SMART
EGF_Lam 506 555 2.89e-11 SMART
EGF_Lam 558 602 3.4e-8 SMART
EGF_Lam 821 866 4.99e-15 SMART
EGF_Lam 869 912 2.38e-12 SMART
EGF_Lam 915 962 2.4e-8 SMART
EGF_Lam 965 1021 1.41e-5 SMART
EGF_Lam 1024 1073 4.81e-8 SMART
EGF_Lam 1076 1129 3.81e-11 SMART
EGF_Lam 1132 1177 5.61e-9 SMART
EGF_Lam 1180 1224 2.89e-11 SMART
coiled coil region 1329 1360 N/A INTRINSIC
low complexity region 1468 1480 N/A INTRINSIC
coiled coil region 1497 1551 N/A INTRINSIC
coiled coil region 1600 1826 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000169088
AA Change: Q868K

PolyPhen 2 Score 0.292 (Sensitivity: 0.91; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000132778
Gene: ENSMUSG00000002900
AA Change: Q868K

DomainStartEndE-ValueType
LamNT 29 269 3.24e-96 SMART
EGF_Lam 271 332 1.34e-6 SMART
EGF_Lam 335 395 1.33e-10 SMART
EGF_Lam 398 455 2.89e-11 SMART
EGF_Lam 458 507 2.89e-11 SMART
EGF_Lam 510 554 3.4e-8 SMART
EGF_Lam 773 818 4.99e-15 SMART
EGF_Lam 821 864 2.38e-12 SMART
EGF_Lam 867 914 2.4e-8 SMART
EGF_Lam 917 973 1.41e-5 SMART
EGF_Lam 976 1025 4.81e-8 SMART
EGF_Lam 1028 1081 3.81e-11 SMART
EGF_Lam 1084 1129 5.61e-9 SMART
EGF_Lam 1132 1176 2.89e-11 SMART
coiled coil region 1281 1312 N/A INTRINSIC
low complexity region 1420 1432 N/A INTRINSIC
coiled coil region 1449 1503 N/A INTRINSIC
coiled coil region 1552 1778 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.8%
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 are composed of 3 non identical chains: laminin alpha, beta and gamma (formerly A, B1, and B2, respectively) and they form 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 beta chain isoform laminin, beta 1. The beta 1 chain has 7 structurally distinct domains which it shares with other beta chain isomers. The C-terminal helical region containing domains I and II are separated by domain alpha, domains III and V contain several EGF-like repeats, and domains IV and VI have a globular conformation. Laminin, beta 1 is expressed in most tissues that produce basement membranes, and is one of the 3 chains constituting laminin 1, the first laminin isolated from Engelbreth-Holm-Swarm (EHS) tumor. A sequence in the beta 1 chain that is involved in cell attachment, chemotaxis, and binding to the laminin receptor was identified and shown to have the capacity to inhibit metastasis. [provided by RefSeq, Aug 2011]
PHENOTYPE: Embryos homozygous for a gene trapped allele lack basement membranes and fail to survive past E5.5. Mice heterozygous for a spontaneous mutation exhibit dystonis with impaired neuron firing. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 78 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca1 C T 4: 53,081,954 (GRCm39) D769N possibly damaging Het
Abcb6 A G 1: 75,156,653 (GRCm39) L37P possibly damaging Het
Abcg1 G T 17: 31,324,504 (GRCm39) A250S probably benign Het
Acsf3 C T 8: 123,540,373 (GRCm39) H524Y possibly damaging Het
Agbl4 A G 4: 110,518,039 (GRCm39) K110R unknown Het
Arfgap2 G A 2: 91,096,644 (GRCm39) probably null Het
B4galt4 T C 16: 38,586,383 (GRCm39) probably null Het
Bex6 G T 16: 32,005,224 (GRCm39) D11Y probably damaging Het
Bhlhe40 TG TGG 6: 108,641,818 (GRCm39) 254 probably null Het
C8b A T 4: 104,647,811 (GRCm39) D334V probably damaging Het
Capn11 T C 17: 45,954,681 (GRCm39) Q152R probably null Het
Ccdc171 C A 4: 83,499,003 (GRCm39) Q234K probably damaging Het
Cemip2 C A 19: 21,829,695 (GRCm39) A1268E probably benign Het
Clec2h A G 6: 128,650,966 (GRCm39) D82G probably benign Het
Creld2 A G 15: 88,710,632 (GRCm39) D349G probably damaging Het
D430041D05Rik A G 2: 103,979,128 (GRCm39) *1415Q probably null Het
Dnmt3a T C 12: 3,952,768 (GRCm39) V755A possibly damaging Het
Doc2a G T 7: 126,450,164 (GRCm39) V201L probably benign Het
Fan1 T A 7: 64,022,234 (GRCm39) N340Y probably damaging Het
Fbn1 G T 2: 125,193,889 (GRCm39) D1359E possibly damaging Het
Fcnb T C 2: 27,969,707 (GRCm39) Y120C probably damaging Het
Fras1 T A 5: 96,842,778 (GRCm39) D1665E probably benign Het
Fry A T 5: 150,419,232 (GRCm39) D524V Het
Garem1 A G 18: 21,281,621 (GRCm39) L245P probably damaging Het
Gdf6 A G 4: 9,859,712 (GRCm39) S265G probably benign Het
Gm5591 T C 7: 38,218,363 (GRCm39) I837V probably benign Het
Gpr61 T C 3: 108,058,211 (GRCm39) Y150C probably damaging Het
Grin2b A T 6: 135,710,225 (GRCm39) L1107Q probably damaging Het
Helb A G 10: 119,941,483 (GRCm39) S402P probably benign Het
Htt A G 5: 34,977,444 (GRCm39) T777A probably benign Het
Iffo2 A G 4: 139,341,164 (GRCm39) D383G probably benign Het
Ikzf3 G T 11: 98,407,753 (GRCm39) Y29* probably null Het
Ints2 A T 11: 86,146,179 (GRCm39) M143K probably benign Het
Jmjd1c T C 10: 67,090,274 (GRCm39) V2292A not run Het
Katnip A G 7: 125,442,188 (GRCm39) E725G probably benign Het
Lrrtm4 G A 6: 79,999,528 (GRCm39) M313I probably benign Het
Lum A G 10: 97,404,425 (GRCm39) I107V probably benign Het
Ly6h T C 15: 75,437,061 (GRCm39) E126G probably benign Het
Map3k5 G A 10: 20,007,860 (GRCm39) V1230M probably damaging Het
Mcoln1 T C 8: 3,558,378 (GRCm39) F211L probably benign Het
Mink1 G A 11: 70,494,594 (GRCm39) W258* probably null Het
Muc16 G T 9: 18,571,298 (GRCm39) S407* probably null Het
Ngef G A 1: 87,473,744 (GRCm39) Q13* probably null Het
Nxpe5 T A 5: 138,237,573 (GRCm39) Y44* probably null Het
Or13d1 T A 4: 52,971,106 (GRCm39) L162M probably benign Het
Or4a77 A G 2: 89,487,671 (GRCm39) V38A probably benign Het
Or5t9 A G 2: 86,660,052 (GRCm39) R319G probably benign Het
Or7e178 T A 9: 20,225,476 (GRCm39) I247F probably damaging Het
Or8g24 A T 9: 38,989,862 (GRCm39) Y60N probably damaging Het
Or8h8 C A 2: 86,753,151 (GRCm39) A242S probably benign Het
Orc3 C A 4: 34,595,223 (GRCm39) E249* probably null Het
Otogl A T 10: 107,598,287 (GRCm39) C2288S probably damaging Het
Pde1b A G 15: 103,433,238 (GRCm39) E249G probably damaging Het
Phf2 T C 13: 48,976,558 (GRCm39) E219G unknown Het
Rbm19 T A 5: 120,278,440 (GRCm39) probably null Het
Rcc2 G A 4: 140,429,586 (GRCm39) C40Y probably benign Het
Sbk2 A G 7: 4,960,289 (GRCm39) Y294H possibly damaging Het
Selenoo T C 15: 88,976,942 (GRCm39) I198T possibly damaging Het
Sema3f T C 9: 107,559,800 (GRCm39) E729G probably benign Het
Serpinb1b A T 13: 33,269,293 (GRCm39) T9S probably benign Het
Sfxn4 T C 19: 60,832,690 (GRCm39) T235A probably damaging Het
Shc4 A T 2: 125,491,154 (GRCm39) Y461* probably null Het
Slc22a15 T C 3: 101,771,926 (GRCm39) D391G probably benign Het
Slc22a23 G T 13: 34,489,167 (GRCm39) Y239* probably null Het
Slc24a2 G A 4: 86,909,750 (GRCm39) A656V probably damaging Het
Slc2a5 A T 4: 150,227,590 (GRCm39) I470F probably damaging Het
Sptbn4 T C 7: 27,063,694 (GRCm39) E2249G possibly damaging Het
Tas2r139 A T 6: 42,118,753 (GRCm39) Q295L probably benign Het
Tdrd7 C A 4: 46,034,309 (GRCm39) S1051R probably benign Het
Tnfrsf18 G A 4: 156,112,802 (GRCm39) A163T probably benign Het
Ube3b T C 5: 114,544,846 (GRCm39) V596A possibly damaging Het
Vmn2r10 T A 5: 109,149,955 (GRCm39) N363I probably benign Het
Vmn2r15 T A 5: 109,440,956 (GRCm39) I301F probably damaging Het
Yod1 C T 1: 130,646,806 (GRCm39) Q228* probably null Het
Zfp433 A T 10: 81,556,124 (GRCm39) K209* probably null Het
Zfp865 G A 7: 5,033,445 (GRCm39) V477I probably benign Het
Zfp937 T A 2: 150,081,421 (GRCm39) Y484N probably benign Het
Zfp951 T G 5: 104,962,312 (GRCm39) H418P probably damaging Het
Other mutations in Lamb1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00932:Lamb1 APN 12 31,348,825 (GRCm39) missense possibly damaging 0.74
IGL00939:Lamb1 APN 12 31,352,926 (GRCm39) missense probably damaging 1.00
IGL01017:Lamb1 APN 12 31,351,063 (GRCm39) missense possibly damaging 0.89
IGL01384:Lamb1 APN 12 31,370,930 (GRCm39) missense probably benign 0.09
IGL01470:Lamb1 APN 12 31,350,261 (GRCm39) missense possibly damaging 0.55
IGL01554:Lamb1 APN 12 31,356,976 (GRCm39) missense probably damaging 1.00
IGL02207:Lamb1 APN 12 31,379,434 (GRCm39) missense probably damaging 1.00
IGL02271:Lamb1 APN 12 31,350,250 (GRCm39) missense probably damaging 1.00
IGL02272:Lamb1 APN 12 31,355,768 (GRCm39) missense probably benign 0.00
IGL02365:Lamb1 APN 12 31,368,344 (GRCm39) missense probably damaging 1.00
IGL02471:Lamb1 APN 12 31,370,907 (GRCm39) missense probably damaging 1.00
IGL02704:Lamb1 APN 12 31,368,466 (GRCm39) missense probably benign 0.05
IGL03132:Lamb1 APN 12 31,350,333 (GRCm39) splice site probably null
IGL03161:Lamb1 APN 12 31,376,255 (GRCm39) missense probably benign 0.41
IGL03169:Lamb1 APN 12 31,373,645 (GRCm39) missense probably damaging 1.00
Crush UTSW 12 31,337,423 (GRCm39) missense probably damaging 1.00
Deflationary UTSW 12 31,371,074 (GRCm39) missense probably null 0.63
E0374:Lamb1 UTSW 12 31,337,929 (GRCm39) missense probably damaging 1.00
P0043:Lamb1 UTSW 12 31,328,620 (GRCm39) missense probably damaging 1.00
R0031:Lamb1 UTSW 12 31,351,155 (GRCm39) missense probably benign 0.04
R0047:Lamb1 UTSW 12 31,328,600 (GRCm39) missense possibly damaging 0.51
R0047:Lamb1 UTSW 12 31,328,600 (GRCm39) missense possibly damaging 0.51
R0285:Lamb1 UTSW 12 31,376,644 (GRCm39) nonsense probably null
R0456:Lamb1 UTSW 12 31,354,729 (GRCm39) missense probably damaging 1.00
R0477:Lamb1 UTSW 12 31,376,268 (GRCm39) missense possibly damaging 0.47
R0480:Lamb1 UTSW 12 31,332,720 (GRCm39) missense possibly damaging 0.79
R0544:Lamb1 UTSW 12 31,332,694 (GRCm39) missense probably damaging 1.00
R0565:Lamb1 UTSW 12 31,348,914 (GRCm39) missense probably benign 0.02
R1500:Lamb1 UTSW 12 31,348,948 (GRCm39) missense possibly damaging 0.82
R1624:Lamb1 UTSW 12 31,328,651 (GRCm39) critical splice donor site probably null
R1772:Lamb1 UTSW 12 31,328,524 (GRCm39) missense probably damaging 1.00
R1836:Lamb1 UTSW 12 31,351,093 (GRCm39) missense probably benign 0.00
R1853:Lamb1 UTSW 12 31,368,271 (GRCm39) missense probably damaging 1.00
R1854:Lamb1 UTSW 12 31,368,271 (GRCm39) missense probably damaging 1.00
R1903:Lamb1 UTSW 12 31,379,209 (GRCm39) missense probably damaging 1.00
R2091:Lamb1 UTSW 12 31,337,428 (GRCm39) missense probably damaging 0.98
R2186:Lamb1 UTSW 12 31,368,466 (GRCm39) nonsense probably null
R2268:Lamb1 UTSW 12 31,377,644 (GRCm39) missense probably damaging 1.00
R2567:Lamb1 UTSW 12 31,319,054 (GRCm39) critical splice acceptor site probably null
R2698:Lamb1 UTSW 12 31,348,882 (GRCm39) missense probably benign 0.10
R3121:Lamb1 UTSW 12 31,337,528 (GRCm39) missense probably damaging 1.00
R3405:Lamb1 UTSW 12 31,337,528 (GRCm39) missense probably damaging 1.00
R3406:Lamb1 UTSW 12 31,337,528 (GRCm39) missense probably damaging 1.00
R3608:Lamb1 UTSW 12 31,337,909 (GRCm39) missense probably damaging 1.00
R3725:Lamb1 UTSW 12 31,371,074 (GRCm39) missense probably null 0.63
R3726:Lamb1 UTSW 12 31,371,074 (GRCm39) missense probably null 0.63
R3949:Lamb1 UTSW 12 31,332,648 (GRCm39) missense probably damaging 1.00
R4308:Lamb1 UTSW 12 31,379,254 (GRCm39) missense probably damaging 1.00
R4600:Lamb1 UTSW 12 31,373,528 (GRCm39) missense probably benign 0.00
R4604:Lamb1 UTSW 12 31,328,775 (GRCm39) missense probably damaging 1.00
R4701:Lamb1 UTSW 12 31,316,847 (GRCm39) nonsense probably null
R4710:Lamb1 UTSW 12 31,332,582 (GRCm39) missense probably benign 0.02
R4767:Lamb1 UTSW 12 31,358,010 (GRCm39) missense probably damaging 1.00
R4809:Lamb1 UTSW 12 31,328,525 (GRCm39) missense probably damaging 1.00
R4828:Lamb1 UTSW 12 31,348,929 (GRCm39) missense probably benign
R4842:Lamb1 UTSW 12 31,337,432 (GRCm39) missense probably damaging 1.00
R4864:Lamb1 UTSW 12 31,371,005 (GRCm39) missense probably benign 0.01
R4909:Lamb1 UTSW 12 31,338,280 (GRCm39) missense probably damaging 1.00
R4989:Lamb1 UTSW 12 31,376,677 (GRCm39) missense probably damaging 1.00
R5444:Lamb1 UTSW 12 31,348,908 (GRCm39) missense possibly damaging 0.47
R5736:Lamb1 UTSW 12 31,352,664 (GRCm39) nonsense probably null
R5766:Lamb1 UTSW 12 31,349,930 (GRCm39) missense probably damaging 1.00
R5825:Lamb1 UTSW 12 31,368,613 (GRCm39) missense probably benign
R5840:Lamb1 UTSW 12 31,316,755 (GRCm39) missense probably damaging 1.00
R5867:Lamb1 UTSW 12 31,348,954 (GRCm39) missense possibly damaging 0.82
R5887:Lamb1 UTSW 12 31,316,863 (GRCm39) nonsense probably null
R5984:Lamb1 UTSW 12 31,377,773 (GRCm39) missense possibly damaging 0.76
R6313:Lamb1 UTSW 12 31,319,146 (GRCm39) missense probably damaging 1.00
R6359:Lamb1 UTSW 12 31,332,715 (GRCm39) missense probably damaging 0.97
R6505:Lamb1 UTSW 12 31,373,461 (GRCm39) missense possibly damaging 0.63
R7127:Lamb1 UTSW 12 31,374,314 (GRCm39) missense probably damaging 1.00
R7202:Lamb1 UTSW 12 31,374,314 (GRCm39) missense probably damaging 1.00
R7271:Lamb1 UTSW 12 31,337,423 (GRCm39) missense probably damaging 1.00
R7290:Lamb1 UTSW 12 31,315,595 (GRCm39) missense probably benign 0.04
R7486:Lamb1 UTSW 12 31,337,441 (GRCm39) missense probably benign 0.00
R7496:Lamb1 UTSW 12 31,350,020 (GRCm39) missense probably benign 0.31
R7591:Lamb1 UTSW 12 31,376,647 (GRCm39) missense probably damaging 1.00
R7722:Lamb1 UTSW 12 31,373,570 (GRCm39) missense probably damaging 0.99
R7985:Lamb1 UTSW 12 31,350,214 (GRCm39) missense possibly damaging 0.93
R8353:Lamb1 UTSW 12 31,356,998 (GRCm39) missense probably damaging 1.00
R8506:Lamb1 UTSW 12 31,379,360 (GRCm39) missense probably damaging 1.00
R8846:Lamb1 UTSW 12 31,379,388 (GRCm39) missense possibly damaging 0.75
R8888:Lamb1 UTSW 12 31,352,953 (GRCm39) missense possibly damaging 0.95
R8895:Lamb1 UTSW 12 31,352,953 (GRCm39) missense possibly damaging 0.95
R9312:Lamb1 UTSW 12 31,368,352 (GRCm39) missense probably damaging 1.00
R9340:Lamb1 UTSW 12 31,374,224 (GRCm39) missense probably benign
R9340:Lamb1 UTSW 12 31,374,223 (GRCm39) missense probably benign
R9371:Lamb1 UTSW 12 31,348,863 (GRCm39) missense probably damaging 0.98
R9417:Lamb1 UTSW 12 31,337,983 (GRCm39) missense probably damaging 1.00
R9562:Lamb1 UTSW 12 31,322,492 (GRCm39) missense probably damaging 1.00
R9626:Lamb1 UTSW 12 31,354,669 (GRCm39) missense probably benign
R9641:Lamb1 UTSW 12 31,337,457 (GRCm39) missense probably damaging 0.97
X0054:Lamb1 UTSW 12 31,337,433 (GRCm39) missense probably damaging 1.00
X0064:Lamb1 UTSW 12 31,353,041 (GRCm39) missense probably benign 0.35
Z1176:Lamb1 UTSW 12 31,377,701 (GRCm39) missense possibly damaging 0.55
Predicted Primers PCR Primer
(F):5'- GCACGTCTGTCTAGCTAATGAG -3'
(R):5'- CGCCAAAGATGATGTCATTCTC -3'

Sequencing Primer
(F):5'- ACGTCTGTCTAGCTAATGAGTTTTTG -3'
(R):5'- TGTAGCTTAGGATAGCCTCAAACTCC -3'
Posted On 2020-01-23