Incidental Mutation 'R8747:Cmas'
ID 663602
Institutional Source Beutler Lab
Gene Symbol Cmas
Ensembl Gene ENSMUSG00000030282
Gene Name cytidine monophospho-N-acetylneuraminic acid synthetase
Synonyms D6Bwg0250e, CMP-Neu5Ac synthase, CMP-sialic acid synthetase
MMRRC Submission 068618-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.904) question?
Stock # R8747 (G1)
Quality Score 225.009
Status Validated
Chromosome 6
Chromosomal Location 142702468-142721440 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 142716927 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 273 (I273T)
Ref Sequence ENSEMBL: ENSMUSP00000032419 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032419] [ENSMUST00000133248] [ENSMUST00000144920]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000032419
AA Change: I273T

PolyPhen 2 Score 0.919 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000032419
Gene: ENSMUSG00000030282
AA Change: I273T

DomainStartEndE-ValueType
low complexity region 11 25 N/A INTRINSIC
Pfam:CTP_transf_3 44 301 3.8e-69 PFAM
Pfam:NTP_transf_3 45 228 1.5e-10 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000133248
SMART Domains Protein: ENSMUSP00000144875
Gene: ENSMUSG00000030282

DomainStartEndE-ValueType
low complexity region 11 25 N/A INTRINSIC
Pfam:CTP_transf_3 44 85 2.8e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000144920
SMART Domains Protein: ENSMUSP00000145392
Gene: ENSMUSG00000030282

DomainStartEndE-ValueType
low complexity region 11 25 N/A INTRINSIC
Pfam:CTP_transf_3 44 85 2.8e-13 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000204147
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.5%
Validation Efficiency 100% (52/52)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an enzyme that converts N-acetylneuraminic acid (NeuNAc) to cytidine 5'-monophosphate N-acetylneuraminic acid (CMP-NeuNAc). This process is important in the formation of sialylated glycoprotein and glycolipids. This modification plays a role in cell-cell communications and immune responses. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]
Allele List at MGI
Other mutations in this stock
Total: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700109H08Rik A G 5: 3,632,240 (GRCm39) D190G probably benign Het
Abhd11 A G 5: 135,040,760 (GRCm39) I271V possibly damaging Het
Akap6 T G 12: 53,188,999 (GRCm39) S2138A probably benign Het
Amn C A 12: 111,241,440 (GRCm39) P235H probably damaging Het
Arf2 A T 11: 103,859,975 (GRCm39) M18L probably benign Het
Asic2 A T 11: 81,043,233 (GRCm39) F20Y possibly damaging Het
Bok T C 1: 93,622,664 (GRCm39) probably null Het
Cachd1 T A 4: 100,860,045 (GRCm39) probably benign Het
Casp8 A G 1: 58,883,617 (GRCm39) N308S probably benign Het
Cavin3 G T 7: 105,131,154 (GRCm39) H71Q possibly damaging Het
Ccdc87 A G 19: 4,891,646 (GRCm39) I713V probably benign Het
Clcn6 A T 4: 148,093,354 (GRCm39) probably null Het
Ctxn3 A T 18: 57,610,378 (GRCm39) D65V probably damaging Het
D130040H23Rik C A 8: 69,755,705 (GRCm39) N387K probably benign Het
Depp1 T A 6: 116,629,122 (GRCm39) L155Q possibly damaging Het
Dnah9 T C 11: 65,818,816 (GRCm39) K3174R possibly damaging Het
Ecpas C T 4: 58,828,632 (GRCm39) V934I probably damaging Het
Efcab14 A G 4: 115,603,793 (GRCm39) N157S probably damaging Het
Ets1 G A 9: 32,641,474 (GRCm39) G109D probably damaging Het
Fbln5 G A 12: 101,734,754 (GRCm39) R173C probably damaging Het
Fchsd1 G A 18: 38,096,035 (GRCm39) P525L probably benign Het
Gmppa G A 1: 75,416,025 (GRCm39) V156I probably damaging Het
Gtpbp1 A G 15: 79,603,482 (GRCm39) D182G Het
Ift140 T A 17: 25,254,809 (GRCm39) S430T probably benign Het
Kat7 G C 11: 95,185,392 (GRCm39) C161W probably damaging Het
Lipk T A 19: 33,996,184 (GRCm39) M32K probably damaging Het
Lum A T 10: 97,404,351 (GRCm39) D82V possibly damaging Het
Macf1 C A 4: 123,248,944 (GRCm39) A7196S probably damaging Het
Mroh2b T A 15: 4,964,782 (GRCm39) S926T probably damaging Het
Nbn G T 4: 15,981,555 (GRCm39) R549I probably damaging Het
Nfu1 T C 6: 86,996,400 (GRCm39) I117T probably damaging Het
Or51f1 T C 7: 102,506,139 (GRCm39) T117A probably benign Het
Or7a39 A G 10: 78,715,155 (GRCm39) T50A probably benign Het
Parp1 T C 1: 180,422,275 (GRCm39) L778P probably damaging Het
Pbld2 G T 10: 62,888,069 (GRCm39) V125F probably benign Het
Prkag2 A G 5: 25,085,680 (GRCm39) probably null Het
Prss54 A G 8: 96,286,351 (GRCm39) F241L probably benign Het
Rnf121 T C 7: 101,678,316 (GRCm39) D177G probably damaging Het
Slc12a7 G A 13: 73,933,241 (GRCm39) V100I probably benign Het
Slc28a1 C T 7: 80,774,719 (GRCm39) L189F possibly damaging Het
Slc35a3 T C 3: 116,488,219 (GRCm39) Q16R probably damaging Het
Snap91 A G 9: 86,686,577 (GRCm39) F354L probably damaging Het
Steap2 A G 5: 5,723,539 (GRCm39) I447T probably benign Het
Tagap T A 17: 8,147,602 (GRCm39) I104N probably damaging Het
Tas1r2 A G 4: 139,387,318 (GRCm39) D259G probably benign Het
Tgm3 T C 2: 129,886,452 (GRCm39) S558P probably benign Het
Tuba3a A G 6: 125,258,018 (GRCm39) V324A probably damaging Het
Vmn1r238 T G 18: 3,123,232 (GRCm39) I61L possibly damaging Het
Vmn1r52 A G 6: 90,156,451 (GRCm39) T252A probably benign Het
Vmp1 A G 11: 86,492,885 (GRCm39) V308A probably damaging Het
Wdfy4 A C 14: 32,874,611 (GRCm39) V159G Het
Zfp180 A G 7: 23,804,687 (GRCm39) T369A possibly damaging Het
Zfp827 A G 8: 79,755,316 (GRCm39) M1V probably null Het
Zmym4 A G 4: 126,787,198 (GRCm39) I1031T probably damaging Het
Other mutations in Cmas
AlleleSourceChrCoordTypePredicted EffectPPH Score
R0558:Cmas UTSW 6 142,720,970 (GRCm39) nonsense probably null
R0798:Cmas UTSW 6 142,710,382 (GRCm39) missense probably damaging 1.00
R1172:Cmas UTSW 6 142,702,604 (GRCm39) missense probably benign 0.01
R1453:Cmas UTSW 6 142,717,853 (GRCm39) missense probably damaging 1.00
R1983:Cmas UTSW 6 142,716,312 (GRCm39) missense probably damaging 0.98
R2147:Cmas UTSW 6 142,717,015 (GRCm39) missense probably benign 0.18
R3795:Cmas UTSW 6 142,713,594 (GRCm39) missense probably benign 0.03
R4378:Cmas UTSW 6 142,718,011 (GRCm39) unclassified probably benign
R4768:Cmas UTSW 6 142,710,157 (GRCm39) critical splice donor site probably null
R6430:Cmas UTSW 6 142,713,650 (GRCm39) missense probably benign
R6774:Cmas UTSW 6 142,710,147 (GRCm39) missense possibly damaging 0.81
R6824:Cmas UTSW 6 142,716,962 (GRCm39) missense possibly damaging 0.90
R6980:Cmas UTSW 6 142,702,526 (GRCm39) missense probably damaging 0.97
R7256:Cmas UTSW 6 142,716,312 (GRCm39) missense probably damaging 1.00
R7776:Cmas UTSW 6 142,710,283 (GRCm39) missense probably damaging 0.99
R7969:Cmas UTSW 6 142,720,892 (GRCm39) missense probably damaging 1.00
R8325:Cmas UTSW 6 142,717,065 (GRCm39) critical splice donor site probably null
R8363:Cmas UTSW 6 142,702,554 (GRCm39) missense probably benign 0.08
R8489:Cmas UTSW 6 142,702,596 (GRCm39) missense probably benign 0.00
R8720:Cmas UTSW 6 142,716,929 (GRCm39) missense probably damaging 1.00
R9056:Cmas UTSW 6 142,710,105 (GRCm39) missense probably damaging 1.00
R9648:Cmas UTSW 6 142,716,935 (GRCm39) missense probably benign 0.07
Predicted Primers PCR Primer
(F):5'- TCAGAGCAGTGTCTGAGTGG -3'
(R):5'- GCTCCCTGAATCAGAATCTTGC -3'

Sequencing Primer
(F):5'- CAGTGTCTGAGTGGTCCACAG -3'
(R):5'- CCTGAATCAGAATCTTGCAGGTTATG -3'
Posted On 2021-03-08