Incidental Mutation 'R1192:Nans'
ID 100868
Institutional Source Beutler Lab
Gene Symbol Nans
Ensembl Gene ENSMUSG00000028334
Gene Name N-acetylneuraminic acid synthase (sialic acid synthase)
Synonyms 4632418E04Rik, N-acetylneuraminic acid phosphate synthase, Sas
MMRRC Submission 039264-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.849) question?
Stock # R1192 (G1)
Quality Score 225
Status Validated
Chromosome 4
Chromosomal Location 46489319-46503439 bp(+) (GRCm39)
Type of Mutation intron
DNA Base Change (assembly) T to C at 46502430 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000138876 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030018] [ENSMUST00000046897] [ENSMUST00000184112]
AlphaFold Q99J77
Predicted Effect probably benign
Transcript: ENSMUST00000030018
SMART Domains Protein: ENSMUSP00000030018
Gene: ENSMUSG00000028334

DomainStartEndE-ValueType
Pfam:NeuB 39 278 4.7e-81 PFAM
SAF 292 351 2.38e-3 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000046897
SMART Domains Protein: ENSMUSP00000038719
Gene: ENSMUSG00000039853

DomainStartEndE-ValueType
BBOX 17 59 1.84e-8 SMART
low complexity region 115 126 N/A INTRINSIC
PRY 264 316 2.63e-13 SMART
SPRY 317 440 2.48e-24 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000136978
Predicted Effect noncoding transcript
Transcript: ENSMUST00000137874
Predicted Effect noncoding transcript
Transcript: ENSMUST00000142502
Predicted Effect noncoding transcript
Transcript: ENSMUST00000150584
Predicted Effect probably benign
Transcript: ENSMUST00000184112
SMART Domains Protein: ENSMUSP00000138876
Gene: ENSMUSG00000039853

DomainStartEndE-ValueType
BBOX 17 59 1.84e-8 SMART
low complexity region 115 126 N/A INTRINSIC
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.2%
  • 20x: 92.6%
Validation Efficiency 97% (32/33)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an enzyme that functions in the biosynthetic pathways of sialic acids. In vitro, the encoded protein uses N-acetylmannosamine 6-phosphate and mannose 6-phosphate as substrates to generate phosphorylated forms of N-acetylneuraminic acid (Neu5Ac) and 2-keto-3-deoxy-D-glycero-D-galacto-nononic acid (KDN), respectively; however, it exhibits much higher activity toward the Neu5Ac phosphate product. In insect cells, expression of this gene results in Neu5Ac and KDN production. This gene is related to the E. coli sialic acid synthase gene neuB, and it can partially restore sialic acid synthase activity in an E. coli neuB-negative mutant. [provided by RefSeq, Jul 2008]
Allele List at MGI
Other mutations in this stock
Total: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ahrr T A 13: 74,362,522 (GRCm39) M326L probably benign Het
Akap8l C T 17: 32,551,457 (GRCm39) R511H probably damaging Het
Ankmy1 T C 1: 92,811,616 (GRCm39) T591A probably damaging Het
Anks4b A T 7: 119,773,289 (GRCm39) I50L probably benign Het
Arhgef3 C A 14: 27,101,663 (GRCm39) T133N probably damaging Het
Arrdc1 T C 2: 24,816,152 (GRCm39) I284V probably benign Het
Bltp3a T C 17: 28,109,045 (GRCm39) F1088S possibly damaging Het
Ccdc88a T A 11: 29,454,049 (GRCm39) D717E possibly damaging Het
Cdh22 A T 2: 164,977,203 (GRCm39) F439I probably damaging Het
Creld1 G T 6: 113,466,440 (GRCm39) C169F probably damaging Het
Ctsq T A 13: 61,186,859 (GRCm39) N78I probably damaging Het
Eif4g3 T A 4: 137,898,497 (GRCm39) H1089Q probably damaging Het
Eri2 G T 7: 119,391,540 (GRCm39) D41E probably damaging Het
Exosc9 C T 3: 36,606,904 (GRCm39) probably benign Het
Galnt14 C T 17: 73,852,133 (GRCm39) probably benign Het
Gen1 C T 12: 11,305,219 (GRCm39) G192D probably damaging Het
Hoxa13 CCG CCGCG 6: 52,237,618 (GRCm39) probably null Het
Ints14 T C 9: 64,874,045 (GRCm39) V99A possibly damaging Het
Iqsec1 G A 6: 90,648,958 (GRCm39) probably benign Het
Jarid2 G T 13: 45,060,021 (GRCm39) R713L probably damaging Het
Nkiras2 T C 11: 100,516,806 (GRCm39) probably null Het
Obscn A T 11: 58,958,025 (GRCm39) D3558E probably benign Het
Or6c66 C T 10: 129,461,906 (GRCm39) S8N probably benign Het
Palb2 G A 7: 121,727,432 (GRCm39) T146M probably benign Het
Pcgf3 T C 5: 108,634,054 (GRCm39) V104A probably benign Het
Polr3e A G 7: 120,532,531 (GRCm39) D189G probably benign Het
Rfc1 T C 5: 65,451,254 (GRCm39) K278R probably benign Het
Rfwd3 C T 8: 112,014,874 (GRCm39) R326Q probably damaging Het
Shcbp1l T A 1: 153,301,253 (GRCm39) I95N possibly damaging Het
Shox2 G A 3: 66,881,243 (GRCm39) Q246* probably null Het
Slc16a4 G C 3: 107,206,189 (GRCm39) E86D probably benign Het
Tubgcp2 A G 7: 139,609,751 (GRCm39) V202A probably benign Het
Other mutations in Nans
AlleleSourceChrCoordTypePredicted EffectPPH Score
R1016:Nans UTSW 4 46,500,716 (GRCm39) missense probably benign 0.23
R1493:Nans UTSW 4 46,500,761 (GRCm39) missense probably damaging 1.00
R1912:Nans UTSW 4 46,500,162 (GRCm39) missense probably damaging 1.00
R3799:Nans UTSW 4 46,492,839 (GRCm39) missense probably benign 0.05
R4980:Nans UTSW 4 46,492,764 (GRCm39) missense probably benign 0.03
R5212:Nans UTSW 4 46,502,547 (GRCm39) missense possibly damaging 0.56
R5723:Nans UTSW 4 46,499,083 (GRCm39) missense probably benign 0.08
R5854:Nans UTSW 4 46,500,180 (GRCm39) missense probably damaging 1.00
R5990:Nans UTSW 4 46,489,441 (GRCm39) missense probably damaging 0.99
R7474:Nans UTSW 4 46,502,484 (GRCm39) missense probably damaging 1.00
R8439:Nans UTSW 4 46,492,814 (GRCm39) missense probably damaging 0.99
R9784:Nans UTSW 4 46,499,129 (GRCm39) missense possibly damaging 0.72
Predicted Primers PCR Primer
(F):5'- TGCCAGCACCTTTTAACAGGGAAAC -3'
(R):5'- CGGATTCTTCCATGACCGTGTCATC -3'

Sequencing Primer
(F):5'- CCAATATGCTGGCTTACTGGAAAG -3'
(R):5'- GTCATCTTCTTCGATAGTGACCAG -3'
Posted On 2014-01-15