Incidental Mutation 'R9340:Lamb1'
ID 707459
Institutional Source Beutler Lab
Gene Symbol Lamb1
Ensembl Gene ENSMUSG00000002900
Gene Name laminin B1
Synonyms Lamb-1, D130003D08Rik, C80098, C81607, Lamb1-1
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9340 (G1)
Quality Score 225.009
Status Not validated
Chromosome 12
Chromosomal Location 31315233-31379643 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 31374223 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Asparagine at position 1529 (D1529N)
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: D1529N

PolyPhen 2 Score 0.000 (Sensitivity: 1.00; Specificity: 0.00)
SMART Domains Protein: ENSMUSP00000002979
Gene: ENSMUSG00000002900
AA Change: D1529N

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: D1481N

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000132778
Gene: ENSMUSG00000002900
AA Change: D1481N

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: 100.0%
  • 10x: 99.8%
  • 20x: 99.4%
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: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930486L24Rik T A 13: 61,001,647 (GRCm39) M58L probably benign Het
Abca8b A G 11: 109,840,939 (GRCm39) V1078A probably benign Het
Acvr2b A G 9: 119,257,492 (GRCm39) D175G probably damaging Het
Adad2 A G 8: 120,339,769 (GRCm39) M84V probably benign Het
Ahnak A T 19: 8,994,411 (GRCm39) M5232L probably benign Het
Ahsa1 T C 12: 87,315,053 (GRCm39) S69P probably damaging Het
Aipl1 C T 11: 71,928,253 (GRCm39) G11D probably damaging Het
Antxr2 G T 5: 98,086,306 (GRCm39) P434T probably damaging Het
Arap1 T C 7: 101,037,382 (GRCm39) Y470H probably damaging Het
Baz1a A G 12: 54,963,372 (GRCm39) I907T probably damaging Het
Baz1b A T 5: 135,246,729 (GRCm39) Q726L probably benign Het
Bcar3 C T 3: 122,298,462 (GRCm39) probably benign Het
Bean1 C T 8: 104,908,739 (GRCm39) R39C probably damaging Het
Cass4 A T 2: 172,268,686 (GRCm39) N256I possibly damaging Het
Cnot10 T C 9: 114,460,897 (GRCm39) K91R probably benign Het
Col6a6 C T 9: 105,651,757 (GRCm39) V1085M probably damaging Het
Dpf3 A G 12: 83,534,449 (GRCm39) probably null Het
Dync1i2 T A 2: 71,093,019 (GRCm39) W605R probably damaging Het
Exoc5 A T 14: 49,286,297 (GRCm39) V110E probably damaging Het
Fgfr2 T A 7: 129,782,136 (GRCm39) H563L probably damaging Het
Fosl2 A G 5: 32,304,379 (GRCm39) T105A probably benign Het
Fsip2 A G 2: 82,818,604 (GRCm39) H4779R possibly damaging Het
Fuca2 A G 10: 13,382,518 (GRCm39) Y268C probably damaging Het
Galnt13 G A 2: 54,770,161 (GRCm39) E318K probably damaging Het
Hc G A 2: 34,876,294 (GRCm39) T1584I probably damaging Het
Helb T C 10: 119,928,556 (GRCm39) K762E probably damaging Het
Hspg2 T G 4: 137,296,827 (GRCm39) L4335R probably damaging Het
Ift88 A C 14: 57,718,920 (GRCm39) Q635P probably damaging Het
Inpp5a C A 7: 138,969,380 (GRCm39) D25E probably benign Het
Kcnu1 A G 8: 26,376,786 (GRCm39) T387A possibly damaging Het
Lnx1 T C 5: 74,758,584 (GRCm39) N476S probably benign Het
Mup17 T C 4: 61,512,633 (GRCm39) M87V probably benign Het
Naip6 G A 13: 100,452,494 (GRCm39) T189I probably damaging Het
Nf1 T A 11: 79,447,629 (GRCm39) Y462N possibly damaging Het
Nup133 T C 8: 124,664,881 (GRCm39) D270G probably benign Het
Obox2 T C 7: 15,130,789 (GRCm39) L7S probably damaging Het
Obox6 A T 7: 15,567,722 (GRCm39) S242T possibly damaging Het
Ogfr AGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCAAAAGGCCAGGTGGAGCCAGAGGACCCAAAAGGCCAGGTGGGGCCAGAAGACCCAAAAGGCCAGGTGGGGCCAGAGGACCCAAAAGGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCCAAAGCCAGGTGGGGCCAGAG AGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCAAAAGGCCAGGTGGAGCCAGAGGACCCAAAAGGCCAGGTGGGGCCAGAAGACCCAAAAGGCCAGGTGGGGCCAGAGGACCCAAAAGGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCCAAAGCCAGGTGGGGCCAGAG 2: 180,236,850 (GRCm39) probably benign Het
Pigyl C T 9: 22,069,130 (GRCm39) probably benign Het
Rasa1 A G 13: 85,369,649 (GRCm39) V891A probably damaging Het
Rxrg A G 1: 167,458,890 (GRCm39) D292G possibly damaging Het
Saal1 A G 7: 46,351,248 (GRCm39) F243L probably benign Het
Sec24c G A 14: 20,729,598 (GRCm39) V59M probably benign Het
Sema4f C A 6: 82,890,890 (GRCm39) G639V probably damaging Het
Serpinb1c A T 13: 33,066,172 (GRCm39) C258S probably benign Het
Snx21 CACCTGCAGGCAGTGCCAGAGCTACGCCAAGCTCCGGACCTGCAGG CACCTGCAGG 2: 164,633,849 (GRCm39) probably benign Het
Syndig1 T C 2: 149,845,175 (GRCm39) S233P probably damaging Het
Taf6l A T 19: 8,752,636 (GRCm39) L377M probably damaging Het
Tcl1 T C 12: 105,184,979 (GRCm39) Y77C probably damaging Het
Tekt2 C A 4: 126,216,952 (GRCm39) M272I probably benign Het
Trp53bp1 T C 2: 121,100,460 (GRCm39) E98G probably benign Het
Ubr4 T A 4: 139,182,763 (GRCm39) I383N unknown Het
Wdr89 G T 12: 75,679,937 (GRCm39) P106T probably benign Het
Zfp534 T C 4: 147,758,698 (GRCm39) E657G possibly damaging Het
Zfp69 T C 4: 120,788,013 (GRCm39) K434R probably damaging Het
Zfyve26 T A 12: 79,321,680 (GRCm39) K980* probably null 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
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
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'- CAAACGCTAGCCCTAAGAATATTG -3'
(R):5'- CAGGAATTCTGGCCTCTCAAAC -3'

Sequencing Primer
(F):5'- CGCTAGCCCTAAGAATATTGAACAGG -3'
(R):5'- GGAATTCTGGCCTCTCAAACAGAATC -3'
Posted On 2022-04-18