Incidental Mutation 'R1453:Cmas'
ID 161601
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 039508-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.904) question?
Stock # R1453 (G1)
Quality Score 225
Status Not validated
Chromosome 6
Chromosomal Location 142702468-142721440 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 142717853 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 323 (S323P)
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 damaging
Transcript: ENSMUST00000032419
AA Change: S323P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000032419
Gene: ENSMUSG00000030282
AA Change: S323P

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
Coding Region Coverage
  • 1x: 99.0%
  • 3x: 98.1%
  • 10x: 95.5%
  • 20x: 90.3%
Validation Efficiency
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
Abca4 A G 3: 121,862,763 (GRCm39) I240M probably benign Het
Abcd3 A T 3: 121,558,710 (GRCm39) D595E probably damaging Het
Akap9 A G 5: 4,025,614 (GRCm39) probably null Het
Arpc1b A G 5: 145,062,555 (GRCm39) D223G probably damaging Het
Atp6ap1l T A 13: 91,046,866 (GRCm39) T104S probably benign Het
BC005537 T C 13: 24,989,969 (GRCm39) probably null Het
Ccdc9b T C 2: 118,587,903 (GRCm39) D477G possibly damaging Het
Chrdl2 T C 7: 99,666,197 (GRCm39) V39A possibly damaging Het
Clmp C G 9: 40,693,737 (GRCm39) S318W probably damaging Het
Cnksr3 T C 10: 7,079,132 (GRCm39) T80A probably benign Het
Ddx25 T C 9: 35,453,298 (GRCm39) Y484C probably damaging Het
Dennd6b A G 15: 89,073,075 (GRCm39) V154A probably damaging Het
Dmxl1 G A 18: 49,990,316 (GRCm39) V252I probably benign Het
Dnah2 T C 11: 69,341,876 (GRCm39) Y3003C probably damaging Het
Dnhd1 T C 7: 105,370,480 (GRCm39) probably null Het
Dppa4 G A 16: 48,111,596 (GRCm39) A194T probably damaging Het
Dst T C 1: 34,228,527 (GRCm39) V2218A possibly damaging Het
Dytn G C 1: 63,673,032 (GRCm39) S457C probably damaging Het
Fndc3a G A 14: 72,777,768 (GRCm39) Q1101* probably null Het
Focad A T 4: 88,275,679 (GRCm39) probably null Het
Gas2l2 T A 11: 83,312,907 (GRCm39) T802S probably benign Het
Gm5093 A G 17: 46,750,622 (GRCm39) F135S probably benign Het
Gmeb1 A T 4: 131,969,759 (GRCm39) D71E possibly damaging Het
Heatr5b G A 17: 79,124,992 (GRCm39) R587C probably damaging Het
Jakmip2 T C 18: 43,692,279 (GRCm39) probably null Het
Mier3 T A 13: 111,841,778 (GRCm39) L111Q probably damaging Het
Mrgprg G A 7: 143,318,779 (GRCm39) S111F possibly damaging Het
Mybl1 T C 1: 9,741,901 (GRCm39) K677R probably benign Het
Nhsl1 T C 10: 18,407,323 (GRCm39) S1486P probably damaging Het
Nup133 A G 8: 124,642,114 (GRCm39) I783T probably benign Het
Or10d4c A T 9: 39,558,459 (GRCm39) T146S probably benign Het
Or5an1c A T 19: 12,218,956 (GRCm39) I23K probably benign Het
Pigr A T 1: 130,769,281 (GRCm39) I31L probably benign Het
Plaat5 A G 19: 7,616,999 (GRCm39) probably benign Het
Pole2 G A 12: 69,254,703 (GRCm39) L381F probably benign Het
Pramel6 T A 2: 87,338,917 (GRCm39) M39K possibly damaging Het
Rapgef6 T A 11: 54,530,553 (GRCm39) probably null Het
Rinl T C 7: 28,496,329 (GRCm39) C437R probably damaging Het
Shank1 T C 7: 43,965,499 (GRCm39) S192P unknown Het
Slc2a10 A T 2: 165,359,570 (GRCm39) Y478F probably damaging Het
Slc37a3 A T 6: 39,343,877 (GRCm39) L12H probably damaging Het
Slit2 T A 5: 48,414,393 (GRCm39) C970S possibly damaging Het
Stard9 T C 2: 120,496,857 (GRCm39) S119P probably damaging Het
Stim2 C A 5: 54,273,451 (GRCm39) D568E probably damaging Het
Tns2 C T 15: 102,017,369 (GRCm39) R281C probably damaging Het
Traf3 A G 12: 111,221,757 (GRCm39) E306G probably damaging Het
Trappc9 G A 15: 72,897,816 (GRCm39) R377W probably damaging Het
Ttll6 T C 11: 96,049,714 (GRCm39) S811P possibly damaging Het
Ubr7 A G 12: 102,735,437 (GRCm39) K299E probably benign Het
Urb1 C A 16: 90,593,380 (GRCm39) V251L probably damaging Het
Vps13b G T 15: 35,422,590 (GRCm39) E183D probably damaging Het
Zfp35 T G 18: 24,136,557 (GRCm39) Y300* probably null Het
Zfp414 C T 17: 33,849,012 (GRCm39) T33I probably damaging Het
Zfp938 C T 10: 82,063,632 (GRCm39) probably null 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
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'- AAGATTAAGCCAGGCCCAGTGGTG -3'
(R):5'- TTCTGACAGGGTAAGCAGAGCCTC -3'

Sequencing Primer
(F):5'- GATGCTCTGAGCAGGTAACCTAC -3'
(R):5'- GTAAGCAGAGCCTCAGATGACC -3'
Posted On 2014-03-14