Incidental Mutation 'R1620:Capn2'
ID 174593
Institutional Source Beutler Lab
Gene Symbol Capn2
Ensembl Gene ENSMUSG00000026509
Gene Name calpain 2
Synonyms Capa2, Capa-2, m-calpain
MMRRC Submission 039657-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R1620 (G1)
Quality Score 169
Status Validated
Chromosome 1
Chromosomal Location 182294825-182345173 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 182344702 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Asparagine at position 73 (I73N)
Ref Sequence ENSEMBL: ENSMUSP00000068895 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000068505]
AlphaFold O08529
Predicted Effect probably damaging
Transcript: ENSMUST00000068505
AA Change: I73N

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000068895
Gene: ENSMUSG00000026509
AA Change: I73N

DomainStartEndE-ValueType
CysPc 27 352 1.62e-186 SMART
calpain_III 355 510 3.47e-90 SMART
low complexity region 513 532 N/A INTRINSIC
EFh 576 604 5.86e0 SMART
EFh 606 634 3.21e0 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000192483
Meta Mutation Damage Score 0.6541 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.1%
  • 10x: 95.6%
  • 20x: 90.1%
Validation Efficiency 95% (58/61)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The calpains, calcium-activated neutral proteases, are nonlysosomal, intracellular cysteine proteases. The mammalian calpains include ubiquitous, stomach-specific, and muscle-specific proteins. The ubiquitous enzymes consist of heterodimers with distinct large, catalytic subunits associated with a common small, regulatory subunit. This gene encodes the large subunit of the ubiquitous enzyme, calpain 2. Multiple heterogeneous transcriptional start sites in the 5' UTR have been reported. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2009]
PHENOTYPE: Homozygous inactivation of this gene leads to complete prenatal lethality. Mice homozygous for one null allele display placental dysfunction, thin ventricular walls, and peripheral vessel failure. [provided by MGI curators]
Allele List at MGI

All alleles(1) : Targeted, knock-out(1)

Other mutations in this stock
Total: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Atp2c2 T C 8: 120,475,865 (GRCm39) V586A probably benign Het
Atp8a2 T A 14: 60,028,632 (GRCm39) H945L probably benign Het
Bfar G T 16: 13,506,710 (GRCm39) V187F probably damaging Het
Cfc1 C A 1: 34,575,554 (GRCm39) A76E possibly damaging Het
Chl1 T C 6: 103,667,203 (GRCm39) F398L probably benign Het
Cyp2u1 A G 3: 131,096,350 (GRCm39) S143P probably damaging Het
Dlgap4 T A 2: 156,591,056 (GRCm39) Y57* probably null Het
Epha4 T A 1: 77,351,563 (GRCm39) R897S probably benign Het
Fscn2 A T 11: 120,257,511 (GRCm39) T291S probably damaging Het
Gga1 G A 15: 78,772,670 (GRCm39) S267N probably damaging Het
Gigyf2 A G 1: 87,376,850 (GRCm39) T1287A probably damaging Het
Gm10845 C A 14: 80,100,669 (GRCm39) noncoding transcript Het
Gm11559 T A 11: 99,755,882 (GRCm39) L177Q unknown Het
Itga9 A G 9: 118,672,570 (GRCm39) T195A probably benign Het
Krbox5 T C 13: 67,991,109 (GRCm39) probably benign Het
Lama1 A G 17: 68,074,028 (GRCm39) T935A probably benign Het
Lrrk1 G T 7: 66,031,286 (GRCm39) T4K probably benign Het
Lrrn1 G A 6: 107,545,327 (GRCm39) C375Y probably damaging Het
Maip1 T C 1: 57,449,144 (GRCm39) probably null Het
Mecom A T 3: 30,041,237 (GRCm39) I119N probably damaging Het
Mrpl2 G A 17: 46,958,425 (GRCm39) R69H probably benign Het
Muc16 A G 9: 18,421,773 (GRCm39) V8246A possibly damaging Het
Myh3 C T 11: 66,979,562 (GRCm39) probably benign Het
Myocd A G 11: 65,087,220 (GRCm39) S236P probably benign Het
Myot A T 18: 44,470,125 (GRCm39) Q34L possibly damaging Het
Nlrp5 A G 7: 23,118,064 (GRCm39) D596G probably damaging Het
Npas2 T C 1: 39,372,993 (GRCm39) S415P possibly damaging Het
Obox2 A G 7: 15,130,966 (GRCm39) E66G probably benign Het
Or4f59 G T 2: 111,872,591 (GRCm39) T262K probably benign Het
Pcdh9 G A 14: 94,125,741 (GRCm39) P143L probably damaging Het
Phactr1 G T 13: 43,248,373 (GRCm39) V356L probably damaging Het
Pparg A T 6: 115,450,242 (GRCm39) I414L probably benign Het
Rapgef6 A T 11: 54,517,420 (GRCm39) I371L possibly damaging Het
Rc3h1 T C 1: 160,782,543 (GRCm39) V674A probably benign Het
Rps6ka4 T C 19: 6,815,517 (GRCm39) Y159C probably damaging Het
Sf3b6 T C 12: 4,876,808 (GRCm39) I67T possibly damaging Het
Sp140l2 A G 1: 85,231,907 (GRCm39) probably benign Het
Spata17 T C 1: 186,915,412 (GRCm39) probably benign Het
Ston1 A G 17: 88,943,244 (GRCm39) T217A probably benign Het
Tank A G 2: 61,480,442 (GRCm39) D326G possibly damaging Het
Tbc1d9 T A 8: 83,976,224 (GRCm39) N594K probably damaging Het
Tfpi2 T A 6: 3,965,507 (GRCm39) T102S probably benign Het
Ulk4 T G 9: 121,033,871 (GRCm39) E589D possibly damaging Het
Usp40 A T 1: 87,921,947 (GRCm39) H305Q probably damaging Het
Vmn1r170 A G 7: 23,305,754 (GRCm39) K52R probably benign Het
Vmn1r194 A G 13: 22,429,133 (GRCm39) D250G probably damaging Het
Wdr6 A T 9: 108,451,854 (GRCm39) D676E possibly damaging Het
Xirp2 T A 2: 67,341,179 (GRCm39) V1140E probably damaging Het
Other mutations in Capn2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02049:Capn2 APN 1 182,301,519 (GRCm39) splice site probably benign
IGL02589:Capn2 APN 1 182,311,913 (GRCm39) missense probably damaging 1.00
IGL02679:Capn2 APN 1 182,300,149 (GRCm39) missense probably benign
IGL03207:Capn2 APN 1 182,316,578 (GRCm39) missense possibly damaging 0.92
E7848:Capn2 UTSW 1 182,314,159 (GRCm39) missense possibly damaging 0.67
R0070:Capn2 UTSW 1 182,301,434 (GRCm39) splice site probably benign
R0070:Capn2 UTSW 1 182,301,434 (GRCm39) splice site probably benign
R0540:Capn2 UTSW 1 182,319,749 (GRCm39) nonsense probably null
R0571:Capn2 UTSW 1 182,298,325 (GRCm39) missense probably benign 0.01
R1818:Capn2 UTSW 1 182,300,162 (GRCm39) missense probably benign 0.00
R1819:Capn2 UTSW 1 182,300,162 (GRCm39) missense probably benign 0.00
R1822:Capn2 UTSW 1 182,300,525 (GRCm39) missense possibly damaging 0.95
R1880:Capn2 UTSW 1 182,316,581 (GRCm39) missense probably damaging 1.00
R2174:Capn2 UTSW 1 182,307,290 (GRCm39) missense probably benign 0.22
R2391:Capn2 UTSW 1 182,306,174 (GRCm39) missense probably benign 0.01
R2860:Capn2 UTSW 1 182,300,485 (GRCm39) splice site probably benign
R2861:Capn2 UTSW 1 182,300,485 (GRCm39) splice site probably benign
R2878:Capn2 UTSW 1 182,344,798 (GRCm39) missense probably benign 0.00
R3052:Capn2 UTSW 1 182,315,337 (GRCm39) missense probably benign 0.06
R4463:Capn2 UTSW 1 182,307,329 (GRCm39) intron probably benign
R4669:Capn2 UTSW 1 182,298,345 (GRCm39) missense probably benign 0.00
R5077:Capn2 UTSW 1 182,300,138 (GRCm39) missense possibly damaging 0.71
R5397:Capn2 UTSW 1 182,298,271 (GRCm39) missense probably damaging 1.00
R5696:Capn2 UTSW 1 182,306,165 (GRCm39) missense possibly damaging 0.79
R6777:Capn2 UTSW 1 182,297,742 (GRCm39) critical splice donor site probably null
R6800:Capn2 UTSW 1 182,309,045 (GRCm39) missense probably damaging 0.99
R7741:Capn2 UTSW 1 182,307,288 (GRCm39) nonsense probably null
R7814:Capn2 UTSW 1 182,319,711 (GRCm39) missense probably damaging 1.00
R7995:Capn2 UTSW 1 182,306,111 (GRCm39) critical splice donor site probably null
R8223:Capn2 UTSW 1 182,310,099 (GRCm39) critical splice donor site probably null
R8446:Capn2 UTSW 1 182,311,796 (GRCm39) missense possibly damaging 0.90
R8496:Capn2 UTSW 1 182,304,840 (GRCm39) missense probably benign 0.04
R9623:Capn2 UTSW 1 182,344,795 (GRCm39) missense probably benign 0.05
Predicted Primers PCR Primer
(F):5'- CCAGTAAAAGTTTCACCCCAGCGG -3'
(R):5'- CGCATGAGAGAGCCATCAAGTACC -3'

Sequencing Primer
(F):5'- CGTGTCCACTAATGGGATTTG -3'
(R):5'- GTACCTCAACCAGGACTACGAG -3'
Posted On 2014-04-24