Incidental Mutation 'R1853:Lamb1'
ID 208352
Institutional Source Beutler Lab
Gene Symbol Lamb1
Ensembl Gene ENSMUSG00000002900
Gene Name laminin B1
Synonyms Lamb-1, D130003D08Rik, C80098, C81607, Lamb1-1
MMRRC Submission 039877-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1853 (G1)
Quality Score 225
Status Not validated
Chromosome 12
Chromosomal Location 31315233-31379643 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to G at 31368271 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Glycine at position 1134 (C1134G)
Ref Sequence ENSEMBL: ENSMUSP00000132778 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000002979] [ENSMUST00000169088]
AlphaFold P02469
PDB Structure Laminin beta1 LN-LE1-4 structure [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000002979
AA Change: C1182G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000002979
Gene: ENSMUSG00000002900
AA Change: C1182G

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 damaging
Transcript: ENSMUST00000169088
AA Change: C1134G

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000132778
Gene: ENSMUSG00000002900
AA Change: C1134G

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: 97.4%
  • 3x: 96.8%
  • 10x: 95.1%
  • 20x: 92.2%
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: 97 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acadvl T C 11: 69,901,696 (GRCm39) K554E probably damaging Het
Acap2 C T 16: 30,936,122 (GRCm39) E322K probably damaging Het
Adam32 T C 8: 25,388,642 (GRCm39) Y354C probably benign Het
Agl A T 3: 116,572,971 (GRCm39) Y789* probably null Het
Aida A G 1: 183,087,380 (GRCm39) T68A probably benign Het
Aldh3b3 T A 19: 4,015,822 (GRCm39) L264Q probably damaging Het
Anks6 T C 4: 47,049,387 (GRCm39) T173A probably benign Het
Ankzf1 A G 1: 75,174,772 (GRCm39) probably null Het
Apob A T 12: 8,060,928 (GRCm39) K3137* probably null Het
Arhgef16 C T 4: 154,375,563 (GRCm39) V144I probably benign Het
Arhgef2 A T 3: 88,540,222 (GRCm39) T107S possibly damaging Het
Ark2c T A 18: 77,550,671 (GRCm39) S279C possibly damaging Het
Atad2 G A 15: 57,960,685 (GRCm39) P971L possibly damaging Het
Atp6ap1l T C 13: 91,031,707 (GRCm39) E325G probably damaging Het
BC035947 T C 1: 78,475,653 (GRCm39) N293S possibly damaging Het
Bhmt C T 13: 93,761,843 (GRCm39) V147M probably damaging Het
Ccdc112 A T 18: 46,418,767 (GRCm39) H447Q probably benign Het
Cd274 T A 19: 29,357,882 (GRCm39) N191K probably damaging Het
Ckmt1 C T 2: 121,191,131 (GRCm39) T181I probably damaging Het
Cnih3 C A 1: 181,282,186 (GRCm39) S140* probably null Het
Col28a1 T G 6: 8,014,574 (GRCm39) I944L probably benign Het
Cttnbp2 T C 6: 18,408,601 (GRCm39) T1007A probably benign Het
Cux2 G T 5: 122,007,184 (GRCm39) P826T possibly damaging Het
Cyren A G 6: 34,852,494 (GRCm39) V67A probably damaging Het
Dap3 A T 3: 88,838,233 (GRCm39) V86E probably damaging Het
Ddah1 A G 3: 145,597,304 (GRCm39) I180M probably benign Het
Ddt T C 10: 75,609,138 (GRCm39) E7G possibly damaging Het
Dhx57 A T 17: 80,582,308 (GRCm39) Y432* probably null Het
Dpp9 T C 17: 56,509,885 (GRCm39) I314V probably benign Het
Enpp2 C T 15: 54,709,219 (GRCm39) E803K probably damaging Het
Ercc6 T A 14: 32,298,773 (GRCm39) I1387N possibly damaging Het
Fancg T C 4: 43,009,727 (GRCm39) E57G probably benign Het
Fcgbpl1 C T 7: 27,854,971 (GRCm39) Q1866* probably null Het
Fkbp5 A T 17: 28,648,281 (GRCm39) C103S possibly damaging Het
Gm14403 C A 2: 177,200,932 (GRCm39) H293N probably damaging Het
Gm4353 G A 7: 115,682,804 (GRCm39) P259L probably benign Het
Gm4787 T A 12: 81,425,108 (GRCm39) H350L probably damaging Het
Hibch T C 1: 52,940,494 (GRCm39) probably null Het
Impg2 T C 16: 56,080,640 (GRCm39) S815P probably damaging Het
Ipo11 A T 13: 106,997,395 (GRCm39) I688K probably benign Het
Kcnd3 A T 3: 105,367,068 (GRCm39) T313S probably damaging Het
Kctd14 A T 7: 97,102,631 (GRCm39) S38C possibly damaging Het
Kdm3b G T 18: 34,966,446 (GRCm39) R1660L probably damaging Het
Kdr C T 5: 76,113,565 (GRCm39) G768S possibly damaging Het
Klhl2 G A 8: 65,275,658 (GRCm39) H82Y probably benign Het
Lama3 A T 18: 12,646,762 (GRCm39) T1759S possibly damaging Het
Macf1 T C 4: 123,406,513 (GRCm39) probably null Het
Mlph C T 1: 90,873,389 (GRCm39) Q567* probably null Het
Mocos A C 18: 24,829,026 (GRCm39) E777A probably damaging Het
Neil1 T A 9: 57,051,999 (GRCm39) Q214L probably damaging Het
Nes A G 3: 87,883,114 (GRCm39) T458A possibly damaging Het
Nlgn1 A T 3: 26,187,671 (GRCm39) N71K possibly damaging Het
Nr4a1 T C 15: 101,169,645 (GRCm39) I305T probably benign Het
Nup58 T C 14: 60,481,996 (GRCm39) T123A possibly damaging Het
Oas1c A T 5: 120,946,060 (GRCm39) V146E probably damaging Het
Oit3 C T 10: 59,277,444 (GRCm39) probably null Het
Or12k8 A T 2: 36,975,232 (GRCm39) F176Y probably damaging Het
Or4k15c A G 14: 50,321,577 (GRCm39) L187P probably damaging Het
Osbp T C 19: 11,951,255 (GRCm39) S267P possibly damaging Het
Pclo T A 5: 14,726,698 (GRCm39) probably benign Het
Pde9a C T 17: 31,674,094 (GRCm39) P60S probably damaging Het
Pdia3 T C 2: 121,262,144 (GRCm39) I205T probably benign Het
Pdia4 A T 6: 47,790,161 (GRCm39) D26E unknown Het
Pds5a A G 5: 65,781,372 (GRCm39) V1036A possibly damaging Het
Pitx3 C T 19: 46,125,912 (GRCm39) G4R probably benign Het
Pnn T A 12: 59,118,399 (GRCm39) N327K probably damaging Het
Pole T G 5: 110,454,719 (GRCm39) I984R possibly damaging Het
Psme2 T A 14: 55,825,936 (GRCm39) I124F probably damaging Het
Pstpip2 T A 18: 77,959,499 (GRCm39) L198Q probably damaging Het
Siglece A G 7: 43,309,360 (GRCm39) F66S probably benign Het
Slc1a6 T A 10: 78,648,758 (GRCm39) V493E probably damaging Het
Snd1 T A 6: 28,545,563 (GRCm39) I373N probably damaging Het
Srrm2 A G 17: 24,039,499 (GRCm39) T2144A probably damaging Het
Sst A G 16: 23,709,403 (GRCm39) L31P probably damaging Het
Stab1 C T 14: 30,862,420 (GRCm39) V2305M probably damaging Het
Stard9 T C 2: 120,519,232 (GRCm39) I545T probably damaging Het
Tcaim T C 9: 122,655,271 (GRCm39) W248R probably damaging Het
Tepsin A C 11: 119,989,462 (GRCm39) F13C probably damaging Het
Terf1 T A 1: 15,889,162 (GRCm39) L197* probably null Het
Tiam2 C T 17: 3,465,410 (GRCm39) R380C probably damaging Het
Tmem63b G A 17: 45,972,223 (GRCm39) H745Y possibly damaging Het
Trim40 A G 17: 37,199,970 (GRCm39) L36P probably damaging Het
Trim72 A G 7: 127,608,254 (GRCm39) I251V probably benign Het
Trio T C 15: 27,756,622 (GRCm39) Y914C probably damaging Het
Vmn2r113 G A 17: 23,164,501 (GRCm39) V135I probably benign Het
Vmn2r117 T A 17: 23,696,429 (GRCm39) H326L probably damaging Het
Vmn2r28 A T 7: 5,484,246 (GRCm39) C651* probably null Het
Xpnpep1 T C 19: 52,994,641 (GRCm39) E329G probably benign Het
Xpo4 G A 14: 57,823,364 (GRCm39) T1042M possibly damaging Het
Ypel1 A C 16: 16,925,087 (GRCm39) D28E probably benign Het
Zdbf2 GAAAAA GAAAAAA 1: 63,344,701 (GRCm39) probably null Het
Zfp51 A T 17: 21,684,585 (GRCm39) H400L probably damaging Het
Zfp518b A T 5: 38,830,750 (GRCm39) F418L probably benign Het
Zfp54 T A 17: 21,654,404 (GRCm39) Y299* probably null Het
Zfp672 T C 11: 58,207,790 (GRCm39) H177R probably benign Het
Zfp692 C A 11: 58,200,805 (GRCm39) P229T possibly damaging Het
Zswim4 A T 8: 84,950,829 (GRCm39) C533S 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
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
R8058:Lamb1 UTSW 12 31,353,046 (GRCm39) missense probably benign 0.16
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'- AAGATGGGCTCTGGAGATGC -3'
(R):5'- CAATGATAGCATCCCAGAGAGC -3'

Sequencing Primer
(F):5'- AATCATTTCCTGGCTGTGAGAC -3'
(R):5'- TCCCAGAGAGCAAAGCACTGG -3'
Posted On 2014-06-23