Incidental Mutation 'R6584:Clgn'
ID 524282
Institutional Source Beutler Lab
Gene Symbol Clgn
Ensembl Gene ENSMUSG00000002190
Gene Name calmegin
Synonyms calnexin-t, Cln, 4930459O04Rik, A2/6
MMRRC Submission 044708-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.369) question?
Stock # R6584 (G1)
Quality Score 225.009
Status Not validated
Chromosome 8
Chromosomal Location 84116496-84155181 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 84126665 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 122 (I122T)
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: I122T

PolyPhen 2 Score 0.330 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000002259
Gene: ENSMUSG00000002190
AA Change: I122T

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: I122T

PolyPhen 2 Score 0.330 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000105457
Gene: ENSMUSG00000002190
AA Change: I122T

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: 99.9%
  • 3x: 99.6%
  • 10x: 98.0%
  • 20x: 94.0%
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: 28 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Agr2 G A 12: 36,045,625 (GRCm39) R37Q probably benign Het
Amfr T C 8: 94,700,783 (GRCm39) D559G probably benign Het
Atg2b T C 12: 105,624,254 (GRCm39) Y711C probably damaging Het
Brd10 T C 19: 29,696,128 (GRCm39) N1122D possibly damaging Het
Ets1 T A 9: 32,645,293 (GRCm39) F180Y probably damaging Het
Fbxw14 C G 9: 109,115,611 (GRCm39) C53S possibly damaging Het
Ifna9 A G 4: 88,510,375 (GRCm39) L83P probably damaging Het
Igf2r A G 17: 12,920,137 (GRCm39) C1401R probably damaging Het
Il22 A T 10: 118,040,932 (GRCm39) M13L probably benign Het
Il9r A G 11: 32,141,782 (GRCm39) Y319H probably benign Het
Itgb5 T C 16: 33,705,400 (GRCm39) F230S probably damaging Het
Klk1b27 T A 7: 43,703,935 (GRCm39) I26N possibly damaging Het
Lrba C T 3: 86,571,883 (GRCm39) R300C probably damaging Het
Map3k4 A C 17: 12,479,378 (GRCm39) Y730D probably damaging Het
Ogfrl1 T G 1: 23,408,944 (GRCm39) K427N probably benign Het
Or1o1 G A 17: 37,716,796 (GRCm39) R119H probably benign Het
Paxip1 G A 5: 27,963,450 (GRCm39) H792Y probably damaging Het
Phf20 T C 2: 156,136,043 (GRCm39) S621P probably damaging Het
Pramel22 T A 4: 143,382,040 (GRCm39) T219S possibly damaging Het
Slitrk3 C A 3: 72,956,558 (GRCm39) G738V probably damaging Het
Smurf1 T C 5: 144,819,333 (GRCm39) D598G probably damaging Het
St6galnac2 A G 11: 116,585,330 (GRCm39) S19P probably benign Het
Stra6l G A 4: 45,869,635 (GRCm39) probably null Het
Tbc1d9 C A 8: 83,987,629 (GRCm39) Q863K probably damaging Het
Traf1 T A 2: 34,848,070 (GRCm39) D8V probably damaging Het
Vmn2r24 T G 6: 123,792,764 (GRCm39) M697R possibly damaging Het
Wdr27 T A 17: 15,122,031 (GRCm39) Y625F probably damaging Het
Wdr49 T C 3: 75,245,065 (GRCm39) M339V probably benign 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
R0604:Clgn UTSW 8 84,150,823 (GRCm39) missense probably benign 0.01
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
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'- TCAGTATTCACGGGAAGGGATC -3'
(R):5'- TGCTTACGCATACATACGTTTGTC -3'

Sequencing Primer
(F):5'- TCAGAAGTGACAACGGCTG -3'
(R):5'- CATACGTTTGTCTATGAACCTGG -3'
Posted On 2018-06-22