Incidental Mutation 'R6421:St3gal1'
ID 518195
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 044420-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.101) question?
Stock # R6421 (G1)
Quality Score 225.009
Status Not 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: 100.0%
  • 3x: 99.8%
  • 10x: 98.3%
  • 20x: 94.4%
Validation Efficiency
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: 22 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrf4 A T 17: 42,983,392 (GRCm39) F97I probably damaging Het
Adgrv1 A G 13: 81,656,855 (GRCm39) S2160P possibly damaging Het
Anapc15-ps T C 10: 95,509,076 (GRCm39) D68G probably benign Het
Arel1 T C 12: 84,981,119 (GRCm39) Y296C probably damaging Het
Dcbld1 T C 10: 52,162,450 (GRCm39) I147T probably damaging Het
Frem1 G A 4: 82,912,365 (GRCm39) T669I probably damaging Het
Gm7276 T C 18: 77,273,366 (GRCm39) probably benign Het
Grin2c A C 11: 115,141,956 (GRCm39) M821R probably damaging Het
Lrp1b A T 2: 40,779,282 (GRCm39) C2587S probably damaging Het
Lrriq4 T C 3: 30,704,551 (GRCm39) L193P probably damaging Het
Myo3b A G 2: 70,143,700 (GRCm39) S1011G probably benign Het
Or6c6 A T 10: 129,187,370 (GRCm39) K313* probably null Het
Peg10 GAT GATCAT 6: 4,756,449 (GRCm39) probably benign Het
Ptprj A G 2: 90,301,484 (GRCm39) I123T possibly damaging Het
Scn1a T G 2: 66,103,271 (GRCm39) K1985N probably damaging Het
Serpinb9f A C 13: 33,518,516 (GRCm39) I339L probably benign Het
Spata31e4 A G 13: 50,855,987 (GRCm39) R542G probably benign Het
Stx4a C A 7: 127,445,673 (GRCm39) T193K probably damaging Het
Traf3ip2 T C 10: 39,515,400 (GRCm39) probably null Het
Wwc2 A T 8: 48,353,781 (GRCm39) Y118N probably damaging Het
Xpo1 A G 11: 23,241,490 (GRCm39) T846A possibly damaging Het
Zfp616 A G 11: 73,974,696 (GRCm39) N413D possibly 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
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
R6473: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 2018-05-24