Incidental Mutation 'R0604:Clgn'
ID 55592
Institutional Source Beutler Lab
Gene Symbol Clgn
Ensembl Gene ENSMUSG00000002190
Gene Name calmegin
Synonyms calnexin-t, Cln, 4930459O04Rik, A2/6
MMRRC Submission 038793-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.369) question?
Stock # R0604 (G1)
Quality Score 143
Status Not validated
Chromosome 8
Chromosomal Location 84116496-84155181 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 84150823 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 496 (V496A)
Ref Sequence ENSEMBL: ENSMUSP00000105457 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000002259] [ENSMUST00000109831]
AlphaFold P52194
Predicted Effect probably benign
Transcript: ENSMUST00000002259
AA Change: V496A

PolyPhen 2 Score 0.009 (Sensitivity: 0.96; Specificity: 0.77)
SMART Domains Protein: ENSMUSP00000002259
Gene: ENSMUSG00000002190
AA Change: V496A

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
Pfam:Calreticulin 62 429 6.6e-160 PFAM
transmembrane domain 471 493 N/A INTRINSIC
low complexity region 516 533 N/A INTRINSIC
Predicted Effect probably benign
Transcript: ENSMUST00000109831
AA Change: V496A

PolyPhen 2 Score 0.009 (Sensitivity: 0.96; Specificity: 0.77)
SMART Domains Protein: ENSMUSP00000105457
Gene: ENSMUSG00000002190
AA Change: V496A

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
Pfam:Calreticulin 60 429 1.9e-154 PFAM
transmembrane domain 471 493 N/A INTRINSIC
low complexity region 516 533 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.8%
  • 10x: 97.4%
  • 20x: 94.8%
Validation Efficiency
MGI Phenotype FUNCTION: This gene belongs to the calreticulin family, which includes calreticulin, calnexin, and calmegin, and encodes a calcium-binding molecular chaperone specifically expressed in pachytene stage male germ cells. It is required for the proper folding of newly synthesized membrane proteins in the endoplasmic reticulum including those critical for sperm migration from the uterus into the oviduct and sperm adhesion to and penetration of the zona pellucida. This gene plays a key role in spermatogenesis and male infertility. Alternative splice variants exist for this gene. [provided by RefSeq, Jul 2016]
PHENOTYPE: Males homozygous for a targeted null mutation exhibit severely impaired fertility associated with an apparent defect in either sperm/zona pellucida binding and/or sperm transit to the oviduct. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acap1 T C 11: 69,775,451 (GRCm39) E302G probably benign Het
Acsbg3 T A 17: 57,192,169 (GRCm39) Y577* probably null Het
Adrb2 G A 18: 62,311,586 (GRCm39) T413I possibly damaging Het
Aqr T C 2: 113,961,085 (GRCm39) K725R probably benign Het
Braf A G 6: 39,600,631 (GRCm39) I662T probably damaging Het
Ccdc178 A G 18: 22,200,500 (GRCm39) S435P probably benign Het
Chd9 A G 8: 91,763,170 (GRCm39) M2332V possibly damaging Het
Dnah17 A C 11: 118,012,297 (GRCm39) S193R probably benign Het
Dntt A G 19: 41,041,588 (GRCm39) E424G probably benign Het
Fam149a A G 8: 45,798,045 (GRCm39) L492P probably damaging Het
Fetub T C 16: 22,754,410 (GRCm39) Y126H possibly damaging Het
Fgfr3 A T 5: 33,890,126 (GRCm39) Y96F probably damaging Het
Gm4952 A G 19: 12,602,036 (GRCm39) E148G probably benign Het
Gucy2g T A 19: 55,191,519 (GRCm39) L977F probably benign Het
Il1r1 T C 1: 40,321,406 (GRCm39) V6A probably benign Het
Itsn2 C A 12: 4,708,189 (GRCm39) Q832K probably benign Het
Lats1 T A 10: 7,588,425 (GRCm39) F1014Y probably damaging Het
Mcc G A 18: 44,606,823 (GRCm39) A536V probably damaging Het
Mtrf1 T C 14: 79,653,327 (GRCm39) V334A possibly damaging Het
Or1j21 T A 2: 36,684,119 (GRCm39) Y290* probably null Het
Or2t46 T A 11: 58,472,174 (GRCm39) M168K probably damaging Het
Or2z8 C T 8: 72,812,244 (GRCm39) T240M probably damaging Het
Or4p18 T C 2: 88,232,727 (GRCm39) T184A probably benign Het
Pard6g A G 18: 80,160,423 (GRCm39) S179G probably damaging Het
Pierce1 C A 2: 28,356,103 (GRCm39) R60L possibly damaging Het
Polr3a G A 14: 24,534,232 (GRCm39) P91L probably damaging Het
Psg27 A T 7: 18,290,997 (GRCm39) V402D probably damaging Het
Rttn A G 18: 88,995,882 (GRCm39) I222V probably damaging Het
Sp9 T A 2: 73,103,982 (GRCm39) S179T probably benign Het
Tbc1d8 T A 1: 39,444,407 (GRCm39) H184L probably damaging Het
Vmn1r69 A G 7: 10,314,581 (GRCm39) V50A probably benign Het
Vmn2r58 A G 7: 41,510,000 (GRCm39) F526L possibly damaging Het
Other mutations in Clgn
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01729:Clgn APN 8 84,124,279 (GRCm39) missense probably damaging 1.00
IGL02158:Clgn APN 8 84,149,765 (GRCm39) missense probably damaging 1.00
IGL03077:Clgn APN 8 84,150,769 (GRCm39) missense probably benign 0.05
PIT4260001:Clgn UTSW 8 84,149,753 (GRCm39) missense probably damaging 0.99
R1728:Clgn UTSW 8 84,149,659 (GRCm39) missense probably damaging 0.98
R1729:Clgn UTSW 8 84,149,659 (GRCm39) missense probably damaging 0.98
R2059:Clgn UTSW 8 84,126,607 (GRCm39) missense probably benign 0.01
R2182:Clgn UTSW 8 84,137,039 (GRCm39) missense possibly damaging 0.80
R3821:Clgn UTSW 8 84,147,106 (GRCm39) missense probably null 0.02
R4542:Clgn UTSW 8 84,146,838 (GRCm39) missense probably damaging 1.00
R5097:Clgn UTSW 8 84,137,152 (GRCm39) missense possibly damaging 0.90
R5677:Clgn UTSW 8 84,136,167 (GRCm39) missense probably damaging 1.00
R5752:Clgn UTSW 8 84,123,670 (GRCm39) missense probably damaging 0.99
R5802:Clgn UTSW 8 84,152,243 (GRCm39) missense probably damaging 1.00
R6584:Clgn UTSW 8 84,126,665 (GRCm39) missense probably benign 0.33
R7542:Clgn UTSW 8 84,122,174 (GRCm39) missense possibly damaging 0.90
R7563:Clgn UTSW 8 84,147,185 (GRCm39) missense probably damaging 1.00
R7819:Clgn UTSW 8 84,134,829 (GRCm39) missense possibly damaging 0.87
R9081:Clgn UTSW 8 84,153,169 (GRCm39) missense probably damaging 1.00
R9351:Clgn UTSW 8 84,153,218 (GRCm39) missense possibly damaging 0.94
RF022:Clgn UTSW 8 84,152,235 (GRCm39) missense probably damaging 1.00
Z1177:Clgn UTSW 8 84,124,310 (GRCm39) missense probably benign 0.28
Predicted Primers PCR Primer
(F):5'- TGAACCATTTGCCCACGACCAG -3'
(R):5'- TGAAATGGACAATGCGTGTCCTCTC -3'

Sequencing Primer
(F):5'- AGGTGTCTTTTTCAgtgtgtgtg -3'
(R):5'- tgttttgtttttttgtttgttttTGC -3'
Posted On 2013-07-11