Incidental Mutation 'R6600:Cd320'
ID 525222
Institutional Source Beutler Lab
Gene Symbol Cd320
Ensembl Gene ENSMUSG00000002308
Gene Name CD320 antigen
Synonyms 425O18-1, NG29, D17Ertd716e, VLDL, 8D6
MMRRC Submission 044724-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.115) question?
Stock # R6600 (G1)
Quality Score 218.009
Status Validated
Chromosome 17
Chromosomal Location 34062065-34068748 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 34066591 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Arginine at position 110 (C110R)
Ref Sequence ENSEMBL: ENSMUSP00000084839 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000002379] [ENSMUST00000087559]
AlphaFold Q9Z1P5
Predicted Effect probably damaging
Transcript: ENSMUST00000002379
AA Change: C124R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000002379
Gene: ENSMUSG00000002308
AA Change: C124R

DomainStartEndE-ValueType
signal peptide 1 28 N/A INTRINSIC
LDLa 46 84 1.16e-14 SMART
LDLa 123 161 4.24e-8 SMART
transmembrane domain 207 229 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000087559
AA Change: C110R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000084839
Gene: ENSMUSG00000002308
AA Change: C110R

DomainStartEndE-ValueType
signal peptide 1 30 N/A INTRINSIC
LDLa 32 70 1.16e-14 SMART
LDLa 109 147 4.24e-8 SMART
transmembrane domain 193 215 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000173418
Meta Mutation Damage Score 0.9747 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.2%
  • 20x: 94.6%
Validation Efficiency 100% (33/33)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the transcobalamin receptor that is expressed at the cell surface. It mediates the cellular uptake of transcobalamin bound cobalamin (vitamin B12), and is involved in B-cell proliferation and immunoglobulin secretion. Mutations in this gene are associated with methylmalonic aciduria. Alternatively spliced transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Jan 2011]
PHENOTYPE: The homozygous mutant and heterozygous mice exhibited an increased mean retinal artery-to-vein ratio when compared with controls. Mice homozygous for a gene trap knock-out allele exhibit vitamin B12 deficiency in the central nervous system. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A430033K04Rik ACGC ACGCGC 5: 138,645,710 (GRCm39) probably null Het
Adam1b C T 5: 121,639,530 (GRCm39) C505Y probably damaging Het
Adam24 C A 8: 41,133,587 (GRCm39) H352N probably damaging Het
Bcl6b A T 11: 70,119,954 (GRCm39) L11Q probably damaging Het
C2cd5 A T 6: 143,025,702 (GRCm39) V165E probably damaging Het
Cacna1d T C 14: 29,836,192 (GRCm39) N852S probably benign Het
Cdk2ap1rt A C 11: 48,717,115 (GRCm39) V21G probably damaging Het
Clasrp T A 7: 19,324,207 (GRCm39) K223* probably null Het
Col5a1 C A 2: 27,887,583 (GRCm39) N951K unknown Het
Csn2 T C 5: 87,842,491 (GRCm39) T171A probably benign Het
Dse A G 10: 34,028,537 (GRCm39) I851T probably benign Het
Fam168b C A 1: 34,875,822 (GRCm39) G21V probably damaging Het
Fbxo24 T A 5: 137,611,135 (GRCm39) I413F probably damaging Het
Flywch2 C A 17: 23,997,084 (GRCm39) G109V possibly damaging Het
Fnip1 A G 11: 54,393,925 (GRCm39) D787G probably benign Het
Gramd1c T A 16: 43,860,482 (GRCm39) R72* probably null Het
Hspd1 T C 1: 55,117,777 (GRCm39) I494V probably benign Het
Limch1 T C 5: 66,903,281 (GRCm39) V10A probably benign Het
Lrrfip1 C T 1: 91,043,569 (GRCm39) S658F probably damaging Het
Naip1 G A 13: 100,559,578 (GRCm39) S1142F probably benign Het
Naip1 C T 13: 100,559,666 (GRCm39) G1113S probably benign Het
Nlrc3 A G 16: 3,782,938 (GRCm39) I157T probably benign Het
Or4a67 A G 2: 88,598,101 (GRCm39) V186A probably benign Het
Pdlim5 T C 3: 141,965,039 (GRCm39) R126G probably damaging Het
Pgm1 C T 4: 99,824,259 (GRCm39) R311* probably null Het
Ptcd3 T C 6: 71,860,530 (GRCm39) Y559C probably damaging Het
Robo1 T C 16: 72,786,543 (GRCm39) S852P probably damaging Het
Rps6kb2 A T 19: 4,208,850 (GRCm39) M259K probably damaging Het
Sema4b T C 7: 79,862,676 (GRCm39) L84P probably benign Het
Slf1 A C 13: 77,231,655 (GRCm39) S575A probably benign Het
Tjap1 T C 17: 46,570,924 (GRCm39) N173S probably damaging Het
Trpm1 T A 7: 63,803,781 (GRCm39) M1K probably null Het
Ubr1 C A 2: 120,745,880 (GRCm39) K851N probably benign Het
Zfp568 C A 7: 29,721,948 (GRCm39) R298S possibly damaging Het
Other mutations in Cd320
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL02002:Cd320 APN 17 34,062,214 (GRCm39) unclassified probably benign
R0107:Cd320 UTSW 17 34,067,059 (GRCm39) missense probably benign
R0722:Cd320 UTSW 17 34,065,004 (GRCm39) missense possibly damaging 0.65
R1272:Cd320 UTSW 17 34,067,138 (GRCm39) missense possibly damaging 0.53
R1515:Cd320 UTSW 17 34,066,613 (GRCm39) missense probably damaging 1.00
R4062:Cd320 UTSW 17 34,066,491 (GRCm39) missense probably benign 0.08
R4663:Cd320 UTSW 17 34,067,152 (GRCm39) missense probably null 1.00
R4981:Cd320 UTSW 17 34,066,549 (GRCm39) missense probably benign 0.00
R5516:Cd320 UTSW 17 34,067,021 (GRCm39) missense possibly damaging 0.95
R6376:Cd320 UTSW 17 34,066,491 (GRCm39) missense probably benign 0.08
R6536:Cd320 UTSW 17 34,066,477 (GRCm39) missense probably benign 0.00
R7417:Cd320 UTSW 17 34,066,530 (GRCm39) nonsense probably null
R9668:Cd320 UTSW 17 34,065,113 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TAGGATTTAGAGCGGATTGGGTAAC -3'
(R):5'- GTCCTTAAATAACTGTCAGCCTTCC -3'

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