Incidental Mutation 'R4276:Lbx1'
ID 322727
Institutional Source Beutler Lab
Gene Symbol Lbx1
Ensembl Gene ENSMUSG00000025216
Gene Name ladybird homeobox 1
Synonyms Lbx1h
MMRRC Submission 041647-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.876) question?
Stock # R4276 (G1)
Quality Score 122
Status Validated
Chromosome 19
Chromosomal Location 45221123-45224251 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 45223528 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Leucine at position 47 (V47L)
Ref Sequence ENSEMBL: ENSMUSP00000096997 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000099401]
AlphaFold P52955
Predicted Effect probably benign
Transcript: ENSMUST00000099401
AA Change: V47L

PolyPhen 2 Score 0.017 (Sensitivity: 0.95; Specificity: 0.80)
SMART Domains Protein: ENSMUSP00000096997
Gene: ENSMUSG00000025216
AA Change: V47L

DomainStartEndE-ValueType
low complexity region 56 79 N/A INTRINSIC
HOX 125 187 4.93e-26 SMART
low complexity region 219 227 N/A INTRINSIC
low complexity region 233 259 N/A INTRINSIC
low complexity region 271 282 N/A INTRINSIC
Meta Mutation Damage Score 0.0729 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.6%
  • 20x: 95.9%
Validation Efficiency 98% (46/47)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene and the orthologous mouse gene were found by their homology to the Drosophila lady bird early and late homeobox genes. In the mouse, this gene is a key regulator of muscle precursor cell migration and is required for the acquisition of dorsal identities of forelimb muscles. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous null mice display impaired limb muscle development resulting from progenitor cell migration defects. Defects in heart development and nervous system morphology are also reported. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acad8 C A 9: 26,889,745 (GRCm39) Q316H probably null Het
Arl6ip1 AAAATAAATAAATAAATAAATAAATA AAAATAAATAAATAAATAAATAAATAAATA 7: 117,721,122 (GRCm39) probably benign Het
Brix1 T C 15: 10,481,833 (GRCm39) D101G possibly damaging Het
Cfap36 A G 11: 29,180,584 (GRCm39) probably null Het
Chrnb3 A G 8: 27,883,779 (GRCm39) N172S probably damaging Het
Csnk1e T C 15: 79,313,967 (GRCm39) N37S probably damaging Het
Ern1 T C 11: 106,298,007 (GRCm39) I705V probably benign Het
Gimap8 T C 6: 48,636,017 (GRCm39) M594T probably benign Het
Gm6578 G A 6: 12,100,187 (GRCm39) noncoding transcript Het
Gpc6 A G 14: 117,673,328 (GRCm39) D195G probably damaging Het
Gpcpd1 T C 2: 132,382,207 (GRCm39) K412E probably damaging Het
Insm1 C A 2: 146,064,888 (GRCm39) H235N probably benign Het
Jmjd8 A G 17: 26,048,787 (GRCm39) probably benign Het
Kbtbd8 T C 6: 95,103,914 (GRCm39) V521A probably damaging Het
Kcna5 T C 6: 126,510,329 (GRCm39) T600A probably damaging Het
Kctd6 G C 14: 8,222,806 (GRCm38) R216P probably damaging Het
Mefv A T 16: 3,533,433 (GRCm39) N279K probably benign Het
Mroh1 T G 15: 76,278,051 (GRCm39) V24G probably damaging Het
Nt5c1b A G 12: 10,424,886 (GRCm39) E142G probably damaging Het
Or4f4b G T 2: 111,313,849 (GRCm39) V25L probably damaging Het
Or8u3-ps G A 2: 85,952,623 (GRCm39) A119T probably damaging Het
Padi2 A G 4: 140,663,859 (GRCm39) E404G possibly damaging Het
Pitpnb A G 5: 111,519,258 (GRCm39) probably null Het
Plxna4 T C 6: 32,177,883 (GRCm39) N1006S probably benign Het
Proc A G 18: 32,268,967 (GRCm39) V6A probably benign Het
Prrc2c T A 1: 162,501,160 (GRCm39) K1214N probably damaging Het
Pstpip2 A G 18: 77,949,556 (GRCm39) I122V probably benign Het
Pus10 A G 11: 23,656,895 (GRCm39) E207G probably damaging Het
Rabl2 G A 15: 89,468,391 (GRCm39) probably benign Het
Rbp3 G A 14: 33,680,607 (GRCm39) V1070I probably benign Het
Rtl6 T A 15: 84,441,397 (GRCm39) probably benign Het
Scn7a T G 2: 66,514,407 (GRCm39) K1122N probably damaging Het
Spag16 A G 1: 69,912,640 (GRCm39) probably benign Het
Spata13 C T 14: 60,993,745 (GRCm39) R396C probably damaging Het
Stmn4 A T 14: 66,593,166 (GRCm39) probably benign Het
Syp G T X: 7,504,931 (GRCm39) probably benign Het
Tmem260 C T 14: 48,715,093 (GRCm39) T249M probably damaging Het
Tnrc6b A G 15: 80,786,172 (GRCm39) I1239V probably benign Het
Ubr3 C T 2: 69,768,731 (GRCm39) Q510* probably null Het
Vegfa A G 17: 46,342,392 (GRCm39) V142A probably benign Het
Vmn2r93 T C 17: 18,525,092 (GRCm39) I250T possibly damaging Het
Other mutations in Lbx1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01396:Lbx1 APN 19 45,222,670 (GRCm39) missense probably benign 0.09
IGL01746:Lbx1 APN 19 45,222,214 (GRCm39) missense possibly damaging 0.85
IGL01917:Lbx1 APN 19 45,222,652 (GRCm39) nonsense probably null
purgatory UTSW 19 45,223,390 (GRCm39) missense probably damaging 1.00
R1744:Lbx1 UTSW 19 45,222,652 (GRCm39) missense probably damaging 0.99
R5599:Lbx1 UTSW 19 45,223,519 (GRCm39) missense probably damaging 1.00
R6869:Lbx1 UTSW 19 45,223,390 (GRCm39) missense probably damaging 1.00
R7570:Lbx1 UTSW 19 45,223,687 (GRCm39) start gained probably benign
R8218:Lbx1 UTSW 19 45,223,359 (GRCm39) missense probably benign 0.24
R8445:Lbx1 UTSW 19 45,222,651 (GRCm39) missense probably damaging 1.00
R8865:Lbx1 UTSW 19 45,223,605 (GRCm39) missense probably benign 0.36
Predicted Primers PCR Primer
(F):5'- CTAGACTTGTGCCTACCTTCGG -3'
(R):5'- TTTAAATAGCACCGGGGCTG -3'

Sequencing Primer
(F):5'- TACCTTCGGCTGCCTGCAG -3'
(R):5'- GCTGGCGAAACTGGAGC -3'
Posted On 2015-06-20