Incidental Mutation 'R2298:Lgmn'
ID 245239
Institutional Source Beutler Lab
Gene Symbol Lgmn
Ensembl Gene ENSMUSG00000021190
Gene Name legumain
Synonyms preprolegumain, Prsc1, AEP
MMRRC Submission 040297-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2298 (G1)
Quality Score 225
Status Not validated
Chromosome 12
Chromosomal Location 102360341-102405987 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 102361937 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Serine at position 388 (F388S)
Ref Sequence ENSEMBL: ENSMUSP00000105647 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000021607] [ENSMUST00000056950] [ENSMUST00000110020] [ENSMUST00000133820]
AlphaFold O89017
Predicted Effect probably damaging
Transcript: ENSMUST00000021607
AA Change: F388S

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000021607
Gene: ENSMUSG00000021190
AA Change: F388S

DomainStartEndE-ValueType
low complexity region 5 22 N/A INTRINSIC
Pfam:Peptidase_C13 31 288 8e-120 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000056950
SMART Domains Protein: ENSMUSP00000060771
Gene: ENSMUSG00000044456

DomainStartEndE-ValueType
low complexity region 20 32 N/A INTRINSIC
SH2 61 149 1.89e-2 SMART
low complexity region 254 311 N/A INTRINSIC
low complexity region 316 325 N/A INTRINSIC
low complexity region 358 380 N/A INTRINSIC
low complexity region 448 469 N/A INTRINSIC
low complexity region 514 523 N/A INTRINSIC
low complexity region 579 594 N/A INTRINSIC
low complexity region 714 728 N/A INTRINSIC
VPS9 736 852 5.75e-38 SMART
RA 873 960 3.5e-4 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000110020
AA Change: F388S

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000105647
Gene: ENSMUSG00000021190
AA Change: F388S

DomainStartEndE-ValueType
low complexity region 5 22 N/A INTRINSIC
Pfam:Peptidase_C13 31 288 8e-120 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000133820
SMART Domains Protein: ENSMUSP00000122646
Gene: ENSMUSG00000044456

DomainStartEndE-ValueType
Blast:SH2 1 69 3e-39 BLAST
SCOP:d1a81a2 3 77 2e-4 SMART
low complexity region 174 231 N/A INTRINSIC
low complexity region 236 245 N/A INTRINSIC
low complexity region 278 300 N/A INTRINSIC
low complexity region 368 389 N/A INTRINSIC
low complexity region 434 443 N/A INTRINSIC
low complexity region 499 514 N/A INTRINSIC
low complexity region 634 648 N/A INTRINSIC
VPS9 656 772 5.75e-38 SMART
RA 793 880 3.5e-4 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000146499
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.0%
Validation Efficiency
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: 28 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700030K09Rik A G 8: 73,209,247 (GRCm39) D459G probably benign Het
Abhd12 C A 2: 150,743,414 (GRCm39) probably benign Het
Atcay A T 10: 81,046,397 (GRCm39) I309N probably damaging Het
Capn8 T C 1: 182,440,985 (GRCm39) V473A probably benign Het
Cramp1 T C 17: 25,216,454 (GRCm39) I220V probably damaging Het
Creb3l1 G A 2: 91,822,321 (GRCm39) P222S probably damaging Het
Crocc G A 4: 140,752,770 (GRCm39) A1374V probably benign Het
Crybg1 A G 10: 43,875,218 (GRCm39) L630S probably damaging Het
Crygs C T 16: 22,624,301 (GRCm39) G102D possibly damaging Het
Erbb4 C T 1: 68,081,690 (GRCm39) D1115N probably damaging Het
Fasn T A 11: 120,704,642 (GRCm39) L1314F possibly damaging Het
Galm T A 17: 80,489,126 (GRCm39) C84* probably null Het
H3f3a C T 1: 180,630,703 (GRCm39) R117H probably benign Het
Klf13 T C 7: 63,541,504 (GRCm39) K208E probably damaging Het
Kremen1 AGGCGG AGGCGGCGG 11: 5,151,788 (GRCm39) probably benign Het
Mrc2 G A 11: 105,239,257 (GRCm39) probably null Het
Msh2 T A 17: 88,015,930 (GRCm39) Y521N probably damaging Het
Myo5b G T 18: 74,758,676 (GRCm39) R219L probably damaging Het
Myzap A T 9: 71,456,039 (GRCm39) M327K probably damaging Het
Ngfr AAGCAGCAGCAGCAGCAGCAGCAG AAGCAGCAGCAGCAGCAGCAG 11: 95,478,316 (GRCm39) probably benign Het
Phf8-ps T C 17: 33,285,752 (GRCm39) E350G probably damaging Het
Rps6ka5 A G 12: 100,517,713 (GRCm39) F796S probably damaging Het
Srl T C 16: 4,300,762 (GRCm39) I332V probably damaging Het
Stab2 T A 10: 86,790,338 (GRCm39) probably null Het
Tenm2 T C 11: 35,937,604 (GRCm39) T1690A possibly damaging Het
Traf4 T A 11: 78,051,677 (GRCm39) D241V probably benign Het
Trpv6 A G 6: 41,613,010 (GRCm39) I52T possibly damaging Het
Zfp768 T A 7: 126,943,361 (GRCm39) M256L probably benign 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
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
R6420:Lgmn UTSW 12 102,389,978 (GRCm39) nonsense probably null
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'- GGCAACAGTAATGGGAGTTGTC -3'
(R):5'- GCTGCTTACTATAGAGCCCG -3'

Sequencing Primer
(F):5'- TCACCTATGACTCTGGTAGACAAG -3'
(R):5'- TCTGTCAGAGAGGACCAT -3'
Posted On 2014-10-30