Incidental Mutation 'R6420:Lgmn'
ID 518159
Institutional Source Beutler Lab
Gene Symbol Lgmn
Ensembl Gene ENSMUSG00000021190
Gene Name legumain
Synonyms preprolegumain, Prsc1, AEP
MMRRC Submission 044562-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6420 (G1)
Quality Score 225.009
Status Validated
Chromosome 12
Chromosomal Location 102360341-102405987 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) T to A at 102389978 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Stop codon at position 4 (R4*)
Ref Sequence ENSEMBL: ENSMUSP00000105647 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021607] [ENSMUST00000110020]
AlphaFold O89017
Predicted Effect probably null
Transcript: ENSMUST00000021607
AA Change: R4*
SMART Domains Protein: ENSMUSP00000021607
Gene: ENSMUSG00000021190
AA Change: R4*

DomainStartEndE-ValueType
low complexity region 5 22 N/A INTRINSIC
Pfam:Peptidase_C13 31 288 8e-120 PFAM
Predicted Effect probably null
Transcript: ENSMUST00000110020
AA Change: R4*
SMART Domains Protein: ENSMUSP00000105647
Gene: ENSMUSG00000021190
AA Change: R4*

DomainStartEndE-ValueType
low complexity region 5 22 N/A INTRINSIC
Pfam:Peptidase_C13 31 288 8e-120 PFAM
Meta Mutation Damage Score 0.9756 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.7%
  • 10x: 98.4%
  • 20x: 95.5%
Validation Efficiency 100% (38/38)
MGI Phenotype FUNCTION: This gene encodes a member of the cysteine peptidase family C13 that plays an important role in the endosome/lysosomal degradation system. The encoded inactive preproprotein undergoes autocatalytic removal of the C-terminal inhibitory propeptide to generate the active endopeptidase that cleaves protein substrates on the C-terminal side of asparagine residues. Mice lacking the encoded protein exhibit defects in the lysosomal processing of proteins resulting in their accumulation in the lysosomes, and develop symptoms resembling hemophagocytic lymphohistiocytosis. [provided by RefSeq, Aug 2016]
PHENOTYPE: Homozygotes for a null allele exhibit slow postnatal weight gain, develop features of hemophagocytic syndrome, and accumulate giant lysosomes in renal tubule cells. Homozygotes for another null allele display impaired TLR9 signaling in dendritic cells, progressive kidney pathology, and proteinuria. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 37 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A530064D06Rik A T 17: 48,473,566 (GRCm39) I117N probably damaging Het
Abca15 A G 7: 119,996,351 (GRCm39) K1426E possibly damaging Het
Arhgef17 A G 7: 100,579,269 (GRCm39) S560P probably damaging Het
Asb13 G A 13: 3,693,574 (GRCm39) V111I probably damaging Het
Dhx16 A G 17: 36,193,906 (GRCm39) E367G possibly damaging Het
Epc2 T C 2: 49,341,912 (GRCm39) V32A probably damaging Het
Gm10549 C A 18: 33,597,358 (GRCm39) probably benign Het
Hdlbp T C 1: 93,358,726 (GRCm39) E275G probably damaging Het
Kdm7a T C 6: 39,142,102 (GRCm39) D392G probably damaging Het
Lrrk2 C T 15: 91,696,549 (GRCm39) R2446C probably benign Het
Map3k10 A G 7: 27,362,709 (GRCm39) F459S probably damaging Het
Mup1 C G 4: 60,457,758 (GRCm39) E31Q possibly damaging Het
Nckap1l G C 15: 103,399,893 (GRCm39) G1025A possibly damaging Het
Or4d10 T G 19: 12,051,324 (GRCm39) K224T probably benign Het
Or5b24 A C 19: 12,912,584 (GRCm39) T161P probably damaging Het
Or8b39 T A 9: 37,996,890 (GRCm39) S253T probably benign Het
Or8b41 T G 9: 38,054,611 (GRCm39) L55R probably damaging Het
Or8k38 A T 2: 86,488,510 (GRCm39) C97* probably null Het
Pik3r5 G A 11: 68,366,250 (GRCm39) W42* probably null Het
Pkd1l2 C T 8: 117,740,638 (GRCm39) C2153Y probably damaging Het
Rad1 T C 15: 10,488,098 (GRCm39) V74A probably benign Het
Scara3 C T 14: 66,175,701 (GRCm39) G22D possibly damaging Het
Scn1a A G 2: 66,103,542 (GRCm39) I1906T probably damaging Het
Sema5b T A 16: 35,483,516 (GRCm39) D1051E probably benign Het
Slc16a12 T C 19: 34,650,097 (GRCm39) probably null Het
Slc25a23 T C 17: 57,359,780 (GRCm39) I324V probably damaging Het
Sord A T 2: 122,094,602 (GRCm39) K330M possibly damaging Het
Spag9 T C 11: 93,977,128 (GRCm39) V78A probably damaging Het
St3gal1 A G 15: 66,983,195 (GRCm39) V187A possibly damaging Het
Tnrc6a A G 7: 122,770,297 (GRCm39) T696A probably benign Het
Ttn A G 2: 76,542,619 (GRCm39) Y33456H possibly damaging Het
Unc45a C G 7: 79,989,400 (GRCm39) E23Q probably benign Het
Urb2 C T 8: 124,773,938 (GRCm39) R1490W probably damaging Het
Zfp62 A T 11: 49,107,340 (GRCm39) N477I probably damaging Het
Zfp846 T C 9: 20,505,007 (GRCm39) L289P probably damaging Het
Zfp959 G A 17: 56,205,094 (GRCm39) G377D probably damaging Het
Zswim3 G A 2: 164,662,653 (GRCm39) V378M probably damaging Het
Other mutations in Lgmn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00823:Lgmn APN 12 102,364,435 (GRCm39) splice site probably benign
IGL02069:Lgmn APN 12 102,370,558 (GRCm39) missense possibly damaging 0.92
IGL02150:Lgmn APN 12 102,361,986 (GRCm39) missense possibly damaging 0.80
IGL02228:Lgmn APN 12 102,361,973 (GRCm39) missense probably benign 0.04
IGL02637:Lgmn APN 12 102,366,485 (GRCm39) missense probably damaging 0.98
Getz UTSW 12 102,366,248 (GRCm39) missense probably damaging 0.99
R0233:Lgmn UTSW 12 102,366,248 (GRCm39) missense probably damaging 0.99
R0233:Lgmn UTSW 12 102,366,248 (GRCm39) missense probably damaging 0.99
R0988:Lgmn UTSW 12 102,364,536 (GRCm39) missense probably damaging 0.99
R1451:Lgmn UTSW 12 102,372,151 (GRCm39) splice site probably benign
R1568:Lgmn UTSW 12 102,360,868 (GRCm39) missense possibly damaging 0.95
R1944:Lgmn UTSW 12 102,368,183 (GRCm39) missense probably damaging 1.00
R1972:Lgmn UTSW 12 102,362,080 (GRCm39) unclassified probably benign
R2133:Lgmn UTSW 12 102,361,167 (GRCm39) missense probably damaging 1.00
R2298:Lgmn UTSW 12 102,361,937 (GRCm39) missense probably damaging 0.99
R3846:Lgmn UTSW 12 102,370,588 (GRCm39) missense possibly damaging 0.87
R4610:Lgmn UTSW 12 102,366,383 (GRCm39) splice site probably benign
R4788:Lgmn UTSW 12 102,368,936 (GRCm39) missense probably benign 0.11
R5050:Lgmn UTSW 12 102,369,680 (GRCm39) splice site probably null
R5708:Lgmn UTSW 12 102,370,587 (GRCm39) missense possibly damaging 0.87
R5969:Lgmn UTSW 12 102,372,086 (GRCm39) missense probably damaging 1.00
R6090:Lgmn UTSW 12 102,366,413 (GRCm39) missense probably damaging 1.00
R6496:Lgmn UTSW 12 102,364,498 (GRCm39) missense probably benign 0.01
R6592:Lgmn UTSW 12 102,370,529 (GRCm39) missense probably damaging 1.00
R6659:Lgmn UTSW 12 102,368,951 (GRCm39) missense probably benign 0.03
R7063:Lgmn UTSW 12 102,368,937 (GRCm39) missense probably damaging 1.00
R7336:Lgmn UTSW 12 102,389,998 (GRCm39) start gained probably benign
Predicted Primers PCR Primer
(F):5'- GGAATGGCCATTTTGTAGGCAC -3'
(R):5'- TGCACAAATAGTTCAGGGATTGG -3'

Sequencing Primer
(F):5'- GCACAAAGCCAGTGACAAG -3'
(R):5'- GCTATCTGCATTCTGAGTTGAAAAG -3'
Posted On 2018-05-24