Incidental Mutation 'R6473:St3gal1'
ID 520362
Institutional Source Beutler Lab
Gene Symbol St3gal1
Ensembl Gene ENSMUSG00000013846
Gene Name ST3 beta-galactoside alpha-2,3-sialyltransferase 1
Synonyms Siat4a, CMP-N-acetylneuraminate: [beta-galactosidase alpha-2,3] sialytransferase, ST3GalI, Siat4
MMRRC Submission 044606-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.094) question?
Stock # R6473 (G1)
Quality Score 225.009
Status Validated
Chromosome 15
Chromosomal Location 66974724-67048575 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 66983195 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 187 (V187A)
Ref Sequence ENSEMBL: ENSMUSP00000155359 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000092640] [ENSMUST00000229028] [ENSMUST00000229213]
AlphaFold P54751
Predicted Effect possibly damaging
Transcript: ENSMUST00000092640
AA Change: V187A

PolyPhen 2 Score 0.524 (Sensitivity: 0.88; Specificity: 0.90)
SMART Domains Protein: ENSMUSP00000090307
Gene: ENSMUSG00000013846
AA Change: V187A

DomainStartEndE-ValueType
transmembrane domain 12 34 N/A INTRINSIC
Pfam:Glyco_transf_29 80 336 1.7e-74 PFAM
Predicted Effect possibly damaging
Transcript: ENSMUST00000229028
AA Change: V187A

PolyPhen 2 Score 0.524 (Sensitivity: 0.88; Specificity: 0.90)
Predicted Effect possibly damaging
Transcript: ENSMUST00000229213
AA Change: V187A

PolyPhen 2 Score 0.524 (Sensitivity: 0.88; Specificity: 0.90)
Predicted Effect noncoding transcript
Transcript: ENSMUST00000229742
Predicted Effect noncoding transcript
Transcript: ENSMUST00000230150
Meta Mutation Damage Score 0.4530 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.4%
  • 10x: 96.9%
  • 20x: 89.9%
Validation Efficiency 95% (36/38)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a type II membrane protein that catalyzes the transfer of sialic acid from CMP-sialic acid to galactose-containing substrates. The encoded protein is normally found in the Golgi but can be proteolytically processed to a soluble form. Correct glycosylation of the encoded protein may be critical to its sialyltransferase activity. This protein, which is a member of glycosyltransferase family 29, can use the same acceptor substrates as does sialyltransferase 4B. Two transcript variants encoding the same protein have been found for this gene. Other transcript variants may exist, but have not been fully characterized yet. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous mutation of this gene results in altered terminal glycosylation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts1 T C 16: 85,596,531 (GRCm39) D106G probably damaging Het
Adat3 A G 10: 80,442,801 (GRCm39) D213G probably damaging Het
Akt1 T C 12: 112,628,694 (GRCm39) D32G probably damaging Het
Ampd1 C T 3: 103,002,962 (GRCm39) R61* probably null Het
Ash2l T A 8: 26,325,008 (GRCm39) T184S probably damaging Het
B3galnt1 T C 3: 69,482,673 (GRCm39) N196S possibly damaging Het
Chmp2b C T 16: 65,343,758 (GRCm39) G96S probably damaging Het
Cyp2d26 T C 15: 82,675,968 (GRCm39) N248S probably benign Het
Cyp46a1 G T 12: 108,321,734 (GRCm39) R320L possibly damaging Het
Dact1 A G 12: 71,364,472 (GRCm39) T418A probably benign Het
Ddx3y T C Y: 1,265,971 (GRCm39) Y342C possibly damaging Homo
Dnm3 T A 1: 162,305,274 (GRCm39) Q40L probably damaging Het
Eif2s1 T C 12: 78,927,999 (GRCm39) I225T probably damaging Het
Enpp5 G A 17: 44,396,155 (GRCm39) G356S probably damaging Het
Eps8 A T 6: 137,456,096 (GRCm39) I795N probably damaging Het
Fan1 T A 7: 64,022,234 (GRCm39) N340Y probably damaging Het
Fbxw7 T C 3: 84,859,687 (GRCm39) probably benign Het
Gba1 C T 3: 89,111,388 (GRCm39) P51L probably benign Het
Idh3b AG AGCACCACAACTG 2: 130,121,593 (GRCm39) probably null Het
Kalrn A G 16: 34,025,672 (GRCm39) I551T probably damaging Het
Madd T C 2: 90,997,404 (GRCm39) T755A probably benign Het
Mrps31 A G 8: 22,904,881 (GRCm39) D90G probably benign Het
Or14j4 T A 17: 37,920,887 (GRCm39) T252S possibly damaging Het
Or5h23 A T 16: 58,906,406 (GRCm39) L147M probably benign Het
P2ry12 T A 3: 59,124,932 (GRCm39) I248F probably benign Het
Ptgfrn T C 3: 100,952,955 (GRCm39) R760G probably damaging Het
Rsf1 CG CGACGGCGGGG 7: 97,229,115 (GRCm39) probably benign Homo
Slpi T C 2: 164,196,846 (GRCm39) Y116C probably damaging Het
Terb1 T A 8: 105,199,669 (GRCm39) E425V probably damaging Het
Thbs2 A G 17: 14,906,058 (GRCm39) S281P probably benign Het
Tnik A G 3: 28,317,792 (GRCm39) M1V probably null Het
Usp16 G A 16: 87,280,023 (GRCm39) S741N probably benign Het
Usp48 T C 4: 137,336,419 (GRCm39) probably null Het
Vipr1 T C 9: 121,497,621 (GRCm39) S380P probably damaging Het
Vmn1r21 A T 6: 57,820,583 (GRCm39) I287K probably damaging Het
Zfp157 T C 5: 138,454,188 (GRCm39) C129R probably damaging Het
Other mutations in St3gal1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01528:St3gal1 APN 15 66,984,466 (GRCm39) missense probably benign 0.03
Benelux UTSW 15 66,985,634 (GRCm39) nonsense probably null
Lichtenstein UTSW 15 66,980,086 (GRCm39) missense possibly damaging 0.87
Luxembourg UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
Monaco UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
Strasbourg UTSW 15 66,978,522 (GRCm39) missense probably damaging 0.99
R0452:St3gal1 UTSW 15 66,981,504 (GRCm39) splice site probably benign
R0478:St3gal1 UTSW 15 66,985,579 (GRCm39) missense probably damaging 1.00
R0735:St3gal1 UTSW 15 66,985,536 (GRCm39) missense probably benign
R2357:St3gal1 UTSW 15 66,985,631 (GRCm39) missense probably benign 0.01
R5061:St3gal1 UTSW 15 66,980,078 (GRCm39) missense probably benign 0.40
R5199:St3gal1 UTSW 15 66,985,564 (GRCm39) missense probably benign 0.00
R5734:St3gal1 UTSW 15 66,978,522 (GRCm39) missense probably damaging 0.99
R5828:St3gal1 UTSW 15 66,985,634 (GRCm39) nonsense probably null
R6370:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6371:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6373:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6385:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6387:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6388:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6417:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6420:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6421:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6462:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6463:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6469:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6474:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6759:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6760:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6894:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6963:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7250:St3gal1 UTSW 15 66,978,578 (GRCm39) missense possibly damaging 0.89
R7394:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7588:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7590:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7591:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7860:St3gal1 UTSW 15 66,983,114 (GRCm39) missense probably benign 0.38
R7954:St3gal1 UTSW 15 66,984,422 (GRCm39) missense probably damaging 1.00
R8346:St3gal1 UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
R8347:St3gal1 UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
R8348:St3gal1 UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
R8895:St3gal1 UTSW 15 66,980,086 (GRCm39) missense possibly damaging 0.87
R9765:St3gal1 UTSW 15 66,981,499 (GRCm39) missense possibly damaging 0.83
Z1177:St3gal1 UTSW 15 66,983,216 (GRCm39) missense possibly damaging 0.82
Predicted Primers PCR Primer
(F):5'- AGGAACCTTACGGAACAGCC -3'
(R):5'- CTGTCTGGCCTATGTCTACAAG -3'

Sequencing Primer
(F):5'- CCCAGCAGGAGTGATACGTTG -3'
(R):5'- AGGTTCCCATTGTACACACGGAG -3'
Posted On 2018-06-06