Incidental Mutation 'R0558:Cmas'
ID 45721
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 038750-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.904) question?
Stock # R0558 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 142702468-142721440 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to A at 142720970 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tyrosine to Stop codon at position 401 (Y401*)
Ref Sequence ENSEMBL: ENSMUSP00000032419 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032419] [ENSMUST00000133248] [ENSMUST00000144920]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000032419
AA Change: Y401*
SMART Domains Protein: ENSMUSP00000032419
Gene: ENSMUSG00000030282
AA Change: Y401*

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 noncoding transcript
Transcript: ENSMUST00000146643
Predicted Effect probably benign
Transcript: ENSMUST00000204147
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.7%
  • 20x: 93.8%
Validation Efficiency 100% (80/80)
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: 78 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc2 G A 19: 43,789,163 (GRCm39) G273R probably benign Het
Adamts10 T C 17: 33,769,583 (GRCm39) V935A probably benign Het
Anapc15-ps T C 10: 95,508,983 (GRCm39) D90G probably damaging Het
Atic T A 1: 71,602,947 (GRCm39) V107E probably benign Het
Atp4b T C 8: 13,443,523 (GRCm39) T52A possibly damaging Het
Cacna1h C T 17: 25,600,524 (GRCm39) A1606T probably damaging Het
Cacng6 T A 7: 3,483,324 (GRCm39) Y217* probably null Het
Cc2d2a T G 5: 43,881,729 (GRCm39) probably benign Het
Cd226 T A 18: 89,225,338 (GRCm39) H78Q probably benign Het
Cers3 A G 7: 66,433,166 (GRCm39) D161G probably damaging Het
Ces1f T C 8: 94,002,017 (GRCm39) H37R probably benign Het
Cfhr4 A G 1: 139,667,230 (GRCm39) V376A probably damaging Het
Chek1 T A 9: 36,623,411 (GRCm39) N421I possibly damaging Het
Cibar1 T C 4: 12,164,095 (GRCm39) D248G probably damaging Het
Cma2 T C 14: 56,210,249 (GRCm39) Y45H probably damaging Het
Cyp2j8 A T 4: 96,332,871 (GRCm39) S492T probably benign Het
Dnah12 T C 14: 26,430,465 (GRCm39) S358P probably benign Het
Dnajc13 T C 9: 104,079,151 (GRCm39) probably null Het
Ep400 A C 5: 110,832,933 (GRCm39) probably benign Het
Fam209 T A 2: 172,314,758 (GRCm39) N82K probably benign Het
G3bp2 A T 5: 92,221,056 (GRCm39) Y20N probably damaging Het
Gli2 T C 1: 118,765,379 (GRCm39) D924G probably benign Het
Gm10787 T C 10: 76,857,850 (GRCm39) noncoding transcript Het
Gm11568 A G 11: 99,748,872 (GRCm39) R26G unknown Het
Hivep3 T G 4: 119,953,763 (GRCm39) L693R probably damaging Het
Hook1 A G 4: 95,881,449 (GRCm39) probably benign Het
Ibtk A C 9: 85,619,591 (GRCm39) D116E probably damaging Het
Insrr C T 3: 87,718,288 (GRCm39) T927I possibly damaging Het
Irx1 T G 13: 72,107,747 (GRCm39) S312R probably benign Het
Itga11 T C 9: 62,659,570 (GRCm39) Y441H probably benign Het
Itsn1 A G 16: 91,696,511 (GRCm39) D38G possibly damaging Het
Kat6b G T 14: 21,719,489 (GRCm39) E1280D probably benign Het
Kcnk10 T A 12: 98,402,560 (GRCm39) Y293F possibly damaging Het
Krt74 T A 15: 101,669,398 (GRCm39) noncoding transcript Het
Lars1 T G 18: 42,347,902 (GRCm39) I974L probably benign Het
Limch1 A G 5: 67,126,498 (GRCm39) D42G probably damaging Het
Mau2 G C 8: 70,495,082 (GRCm39) T85R probably damaging Het
Mkrn3 A G 7: 62,068,612 (GRCm39) I393T probably benign Het
Mpl A C 4: 118,301,217 (GRCm39) S541R probably damaging Het
Nfrkb T C 9: 31,321,564 (GRCm39) S754P possibly damaging Het
Or4c125 A G 2: 89,170,580 (GRCm39) L22P probably benign Het
Or5bw2 T C 7: 6,573,652 (GRCm39) Y221H possibly damaging Het
Or5d41 A G 2: 88,054,818 (GRCm39) V186A possibly damaging Het
Or8g18 T A 9: 39,149,496 (GRCm39) T75S probably damaging Het
P2rx7 A T 5: 122,811,861 (GRCm39) I391F possibly damaging Het
Pbrm1 T A 14: 30,807,016 (GRCm39) probably null Het
Pcdh8 T C 14: 80,007,516 (GRCm39) D349G probably damaging Het
Pias1 A G 9: 62,789,291 (GRCm39) S639P possibly damaging Het
Pkhd1l1 A T 15: 44,347,820 (GRCm39) I232F probably damaging Het
Plxnc1 C T 10: 94,673,797 (GRCm39) R995Q probably damaging Het
Pnliprp2 T A 19: 58,762,519 (GRCm39) S375T probably benign Het
Prkar1b C T 5: 139,005,847 (GRCm39) V313M probably benign Het
Prr35 T C 17: 26,166,523 (GRCm39) N338S probably benign Het
Ptpn13 T C 5: 103,677,583 (GRCm39) S734P probably damaging Het
Rdh1 T C 10: 127,595,810 (GRCm39) W2R possibly damaging Het
Rsph10b A T 5: 143,886,156 (GRCm39) I285L probably benign Het
Rubcnl T C 14: 75,284,987 (GRCm39) F502S probably damaging Het
Ryr2 T A 13: 11,653,329 (GRCm39) I3693F probably damaging Het
Ryr2 T C 13: 11,814,747 (GRCm39) Y675C probably damaging Het
Scaper T C 9: 55,593,207 (GRCm39) T477A probably benign Het
Scn2a G T 2: 65,542,269 (GRCm39) V791L probably benign Het
Sdk1 A T 5: 142,117,820 (GRCm39) T1573S probably damaging Het
Sema3c A T 5: 17,919,413 (GRCm39) H483L probably benign Het
Sema6c T C 3: 95,076,002 (GRCm39) S219P probably damaging Het
Slc10a5 T G 3: 10,400,177 (GRCm39) E161A probably damaging Het
Slc22a23 C T 13: 34,528,366 (GRCm39) G139S possibly damaging Het
Slc34a3 C T 2: 25,123,077 (GRCm39) probably benign Het
Slc38a9 A T 13: 112,865,730 (GRCm39) probably null Het
Taok1 A C 11: 77,450,670 (GRCm39) S367R possibly damaging Het
Tlr6 G A 5: 65,112,203 (GRCm39) Q235* probably null Het
Top2a A G 11: 98,887,665 (GRCm39) V1281A probably benign Het
Tpgs1 T C 10: 79,511,616 (GRCm39) Y253H probably damaging Het
Tubgcp3 T C 8: 12,703,462 (GRCm39) T288A probably benign Het
Ubr4 A G 4: 139,154,213 (GRCm39) E2140G probably benign Het
Uso1 A G 5: 92,321,878 (GRCm39) Q257R probably benign Het
Zfp106 A G 2: 120,362,677 (GRCm39) V48A probably damaging Het
Zfp174 T A 16: 3,666,118 (GRCm39) S128T possibly damaging Het
Zscan26 T A 13: 21,629,225 (GRCm39) D426V probably benign Het
Other mutations in Cmas
AlleleSourceChrCoordTypePredicted EffectPPH Score
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
R8747:Cmas UTSW 6 142,716,927 (GRCm39) missense possibly damaging 0.92
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'- CCACATGATAGCTTGGACCCTTACG -3'
(R):5'- AGAGAACTAGCTCACGGATCAGACC -3'

Sequencing Primer
(F):5'- CAGTCACACTTGGACTTAAAGG -3'
(R):5'- TGCAGATTACACTTCGGGAC -3'
Posted On 2013-06-11