Incidental Mutation 'R5362:Csn2'
ID 422863
Institutional Source Beutler Lab
Gene Symbol Csn2
Ensembl Gene ENSMUSG00000063157
Gene Name casein beta
Synonyms CSN2, Csnb
MMRRC Submission 043264-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.053) question?
Stock # R5362 (G1)
Quality Score 225
Status Not validated
Chromosome 5
Chromosomal Location 87840478-87847288 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 87842508 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Histidine to Leucine at position 165 (H165L)
Ref Sequence ENSEMBL: ENSMUSP00000142673 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000082370] [ENSMUST00000196163] [ENSMUST00000196869] [ENSMUST00000197422] [ENSMUST00000198057] [ENSMUST00000199624]
AlphaFold P10598
Predicted Effect probably benign
Transcript: ENSMUST00000082370
AA Change: H172L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000080976
Gene: ENSMUSG00000063157
AA Change: H172L

DomainStartEndE-ValueType
low complexity region 21 36 N/A INTRINSIC
Pfam:Casein 142 221 1.5e-22 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000196163
AA Change: H165L

PolyPhen 2 Score 0.009 (Sensitivity: 0.96; Specificity: 0.77)
SMART Domains Protein: ENSMUSP00000142673
Gene: ENSMUSG00000063157
AA Change: H165L

DomainStartEndE-ValueType
Pfam:Casein 134 215 1.7e-20 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000196664
Predicted Effect probably benign
Transcript: ENSMUST00000196869
AA Change: H157L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000142971
Gene: ENSMUSG00000063157
AA Change: H157L

DomainStartEndE-ValueType
Pfam:Casein 126 207 3.2e-24 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000197281
Predicted Effect probably benign
Transcript: ENSMUST00000197422
AA Change: H173L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000143341
Gene: ENSMUSG00000063157
AA Change: H173L

DomainStartEndE-ValueType
low complexity region 21 36 N/A INTRINSIC
Pfam:Casein 142 223 4.8e-23 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000197687
Predicted Effect probably benign
Transcript: ENSMUST00000198057
AA Change: H172L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000143709
Gene: ENSMUSG00000063157
AA Change: H172L

DomainStartEndE-ValueType
low complexity region 21 36 N/A INTRINSIC
Pfam:Casein 141 220 4.2e-23 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000199624
AA Change: H173L

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000143409
Gene: ENSMUSG00000063157
AA Change: H173L

DomainStartEndE-ValueType
low complexity region 21 36 N/A INTRINSIC
Pfam:Casein 142 223 4.8e-23 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000200627
Predicted Effect noncoding transcript
Transcript: ENSMUST00000199716
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.6%
  • 20x: 96.1%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the beta casein family. There are two types of casein protein, beta (encoded by this gene) and kappa, both of which are secreted in human milk. Beta casein is the principal protein in human milk and the primary source of essential amino acids for a suckling infant. Beta and kappa casein proteins acting together form spherical micelles which bind within them important dietary minerals, such as calcium and phosphorous. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Nov 2014]
PHENOTYPE: Female mice homozygous for disruption of this gene produce mile with a low protein content and poor nutritional value. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 49 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
5530400C23Rik A T 6: 133,271,445 (GRCm39) D163V probably benign Het
Afg3l2 G T 18: 67,554,329 (GRCm39) L458M probably damaging Het
Ankrd17 G A 5: 90,413,404 (GRCm39) A1170V probably damaging Het
Ano1 A C 7: 144,202,337 (GRCm39) probably benign Het
Atl2 T C 17: 80,168,890 (GRCm39) N37D probably damaging Het
C2cd5 T C 6: 143,028,969 (GRCm39) Y90C probably damaging Het
Carm1 A G 9: 21,498,655 (GRCm39) N499S probably benign Het
Ccdc47 G A 11: 106,099,039 (GRCm39) probably null Het
Cd300lf G T 11: 115,007,940 (GRCm39) L251M probably damaging Het
Cfap74 A G 4: 155,522,623 (GRCm39) S670G probably damaging Het
Clec4a1 A G 6: 122,909,196 (GRCm39) D188G probably damaging Het
Col4a1 T C 8: 11,295,760 (GRCm39) probably benign Het
Cstdc1 G T 2: 148,625,298 (GRCm39) L77F probably damaging Het
Dlx3 T C 11: 95,011,326 (GRCm39) V60A possibly damaging Het
Elp1 A C 4: 56,778,969 (GRCm39) I616S probably damaging Het
Fam221a A G 6: 49,353,049 (GRCm39) H21R probably damaging Het
Foxj3 T A 4: 119,477,340 (GRCm39) H349Q unknown Het
Gm37240 G A 3: 84,423,000 (GRCm39) T123I probably damaging Het
Gpc1 A T 1: 92,782,615 (GRCm39) T121S probably benign Het
Insyn2b G A 11: 34,352,788 (GRCm39) E277K probably damaging Het
Itga2b A G 11: 102,351,961 (GRCm39) V512A probably damaging Het
Itgae A G 11: 73,002,675 (GRCm39) Y144C probably damaging Het
Izumo3 A T 4: 92,035,037 (GRCm39) I60K possibly damaging Het
Kif9 G A 9: 110,319,012 (GRCm39) V159M probably damaging Het
Lrp1b T C 2: 41,265,914 (GRCm39) D229G probably damaging Het
Nkpd1 G A 7: 19,257,193 (GRCm39) G324D probably damaging Het
Nrp2 T A 1: 62,808,221 (GRCm39) Y617N probably benign Het
Ocm T C 5: 143,960,674 (GRCm39) D91G probably damaging Het
Or4l15 A G 14: 50,197,986 (GRCm39) L181P possibly damaging Het
Or52ad1 A G 7: 102,995,454 (GRCm39) V227A probably damaging Het
Or52n2b A G 7: 104,565,834 (GRCm39) I223T probably damaging Het
Or6c70 T C 10: 129,710,422 (GRCm39) E68G probably damaging Het
Pex5l G A 3: 33,047,065 (GRCm39) A295V probably damaging Het
Plekhg4 T A 8: 106,108,030 (GRCm39) V1029E possibly damaging Het
Pou2f2 G A 7: 24,792,320 (GRCm39) P512S probably benign Het
Prpf8 G A 11: 75,397,236 (GRCm39) R2023Q possibly damaging Het
Ptprd A T 4: 76,047,050 (GRCm39) S399R probably damaging Het
Qrich2 T C 11: 116,337,976 (GRCm39) Y1889C probably damaging Het
R3hdm4 C T 10: 79,748,292 (GRCm39) E162K possibly damaging Het
Ranbp6 G T 19: 29,789,128 (GRCm39) T408K probably benign Het
Scn7a G A 2: 66,530,342 (GRCm39) R668C probably damaging Het
Sertad4 T C 1: 192,529,414 (GRCm39) N134S probably damaging Het
Spg11 G T 2: 121,891,481 (GRCm39) N1963K probably damaging Het
Svil C T 18: 5,057,345 (GRCm39) P598S probably damaging Het
Top2a T C 11: 98,909,738 (GRCm39) N120S probably damaging Het
Trappc9 C T 15: 72,930,066 (GRCm39) E97K possibly damaging Het
Vmn1r91 A T 7: 19,835,386 (GRCm39) T102S probably benign Het
Vmn2r99 G T 17: 19,599,601 (GRCm39) M428I probably benign Het
Zfp62 A T 11: 49,107,439 (GRCm39) H510L probably damaging Het
Other mutations in Csn2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00507:Csn2 APN 5 87,842,632 (GRCm39) missense probably benign 0.01
IGL01458:Csn2 APN 5 87,843,879 (GRCm39) splice site probably benign
IGL01526:Csn2 APN 5 87,842,838 (GRCm39) missense possibly damaging 0.92
IGL01588:Csn2 APN 5 87,842,508 (GRCm39) missense probably benign 0.08
IGL02034:Csn2 APN 5 87,843,941 (GRCm39) splice site probably benign
IGL02277:Csn2 APN 5 87,845,881 (GRCm39) splice site probably benign
IGL03267:Csn2 APN 5 87,845,930 (GRCm39) missense possibly damaging 0.85
R0730:Csn2 UTSW 5 87,842,811 (GRCm39) missense possibly damaging 0.85
R1055:Csn2 UTSW 5 87,842,596 (GRCm39) missense possibly damaging 0.93
R1488:Csn2 UTSW 5 87,842,755 (GRCm39) nonsense probably null
R2076:Csn2 UTSW 5 87,844,033 (GRCm39) missense probably damaging 0.99
R4039:Csn2 UTSW 5 87,845,935 (GRCm39) start codon destroyed probably null 0.33
R4322:Csn2 UTSW 5 87,845,886 (GRCm39) critical splice donor site probably null
R5207:Csn2 UTSW 5 87,842,821 (GRCm39) nonsense probably null
R6191:Csn2 UTSW 5 87,843,885 (GRCm39) critical splice donor site probably null
R6600:Csn2 UTSW 5 87,842,491 (GRCm39) missense probably benign 0.25
R7983:Csn2 UTSW 5 87,842,356 (GRCm39) missense probably benign 0.14
R8054:Csn2 UTSW 5 87,845,886 (GRCm39) critical splice donor site probably null
R9165:Csn2 UTSW 5 87,842,418 (GRCm39) missense possibly damaging 0.71
R9561:Csn2 UTSW 5 87,842,794 (GRCm39) missense probably benign 0.44
R9785:Csn2 UTSW 5 87,842,502 (GRCm39) missense possibly damaging 0.80
Z1088:Csn2 UTSW 5 87,843,868 (GRCm39) intron probably benign
Predicted Primers PCR Primer
(F):5'- ACTTACAGAAACGGAATGTTGTGG -3'
(R):5'- CAGGCTCAAACCATCTCTTGC -3'

Sequencing Primer
(F):5'- AACGGAATGTTGTGGAGTGGC -3'
(R):5'- GTCATTTCTCCTGAACTGGAATC -3'
Posted On 2016-08-04