Incidental Mutation 'R0048:Siglec1'
ID 201280
Institutional Source Beutler Lab
Gene Symbol Siglec1
Ensembl Gene ENSMUSG00000027322
Gene Name sialic acid binding Ig-like lectin 1, sialoadhesin
Synonyms Sn, CD169, Siglec-1
MMRRC Submission 038342-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.076) question?
Stock # R0048 (G1)
Quality Score 50
Status Validated
Chromosome 2
Chromosomal Location 130911140-130928685 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 130915317 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 1425 (T1425A)
Ref Sequence ENSEMBL: ENSMUSP00000028794 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000028794] [ENSMUST00000110227]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000028794
AA Change: T1425A

PolyPhen 2 Score 0.653 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000028794
Gene: ENSMUSG00000027322
AA Change: T1425A

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
IG 32 142 2.92e-5 SMART
Pfam:C2-set_2 148 235 9.4e-18 PFAM
IGc2 260 319 8.78e-9 SMART
IGc2 344 404 4.07e-4 SMART
IGc2 431 505 3.3e-4 SMART
IGc2 529 589 5.75e-4 SMART
IGc2 622 698 3.54e-4 SMART
low complexity region 700 705 N/A INTRINSIC
IG 716 795 3.35e-5 SMART
IG 804 896 6.51e-3 SMART
IGc2 909 969 4.13e-5 SMART
IG_like 1001 1076 6.78e-2 SMART
low complexity region 1077 1088 N/A INTRINSIC
IG 1094 1171 4.32e-8 SMART
IG_like 1185 1250 1.94e-2 SMART
IG 1268 1345 1.36e-5 SMART
IG_like 1354 1447 1.45e1 SMART
IG_like 1365 1435 4.51e-2 SMART
IG 1454 1534 4.56e-7 SMART
IG_like 1549 1624 1.21e-1 SMART
transmembrane domain 1647 1669 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000110227
AA Change: T1425A

PolyPhen 2 Score 0.628 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000105856
Gene: ENSMUSG00000027322
AA Change: T1425A

DomainStartEndE-ValueType
signal peptide 1 23 N/A INTRINSIC
IG 32 142 2.92e-5 SMART
Pfam:C2-set_2 148 235 7e-17 PFAM
IGc2 260 319 8.78e-9 SMART
IGc2 344 404 4.07e-4 SMART
IGc2 431 505 3.3e-4 SMART
IGc2 529 589 5.75e-4 SMART
IGc2 622 698 3.54e-4 SMART
low complexity region 700 705 N/A INTRINSIC
IG 716 795 3.35e-5 SMART
IG 804 896 6.51e-3 SMART
IGc2 909 969 4.13e-5 SMART
IG_like 1001 1076 6.78e-2 SMART
low complexity region 1077 1088 N/A INTRINSIC
IG 1094 1171 4.32e-8 SMART
IG_like 1185 1250 1.94e-2 SMART
IG 1268 1345 1.36e-5 SMART
IG_like 1354 1447 1.45e1 SMART
IG_like 1365 1435 4.51e-2 SMART
IG 1454 1534 4.56e-7 SMART
Meta Mutation Damage Score 0.2426 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.9%
  • 10x: 97.9%
  • 20x: 96.3%
Validation Efficiency 100% (37/37)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the immunoglobulin superfamily. The encoded protein is a lectin-like adhesion molecule that binds glycoconjugate ligands on cell surfaces in a sialic acid-dependent manner. It is a type I transmembrane protein expressed only by a subpopulation of macrophages and is involved in mediating cell-cell interactions. Alternative splicing produces a transcript variant encoding an isoform that is soluble rather than membrane-bound; however, the full-length nature of this variant has not been determined. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a disruption in this gene display subtle changes in B- and T-cell populations and decreased IgM levels. Mice homozygous for a knock-out or knock-in allele exhibit impaired phagocytosis of sialylated C. jejuni. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 32 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgrb3 A G 1: 25,140,563 (GRCm39) I299T probably benign Het
Ankrd12 A G 17: 66,291,798 (GRCm39) S1212P probably damaging Het
Ankrd50 A G 3: 38,537,198 (GRCm39) S52P probably benign Het
Brca1 A G 11: 101,415,803 (GRCm39) V777A possibly damaging Het
Cblif G A 19: 11,727,120 (GRCm39) V110M possibly damaging Het
Dppa2 A G 16: 48,137,761 (GRCm39) M248V probably benign Het
Fat2 G T 11: 55,200,865 (GRCm39) H736Q probably benign Het
Fgfr2 A T 7: 129,782,218 (GRCm39) probably benign Het
Hmcn2 T C 2: 31,318,249 (GRCm39) S3865P possibly damaging Het
Iqgap3 A T 3: 88,023,256 (GRCm39) T516S probably benign Het
Itpr2 T C 6: 146,133,789 (GRCm39) probably null Het
Lrrfip1 C T 1: 91,021,369 (GRCm39) probably benign Het
Mfsd12 G A 10: 81,198,648 (GRCm39) V380I possibly damaging Het
Mroh9 G A 1: 162,890,056 (GRCm39) T227M probably damaging Het
Mtor C T 4: 148,623,338 (GRCm39) Q2063* probably null Het
Nanos3 C T 8: 84,902,763 (GRCm39) R133Q probably damaging Het
Or13c3 C A 4: 52,856,196 (GRCm39) A106S probably damaging Het
Ptgfr A G 3: 151,540,728 (GRCm39) V260A possibly damaging Het
Raph1 T C 1: 60,539,764 (GRCm39) K423E probably benign Het
Rbm27 A G 18: 42,431,529 (GRCm39) D112G probably benign Het
Ryr2 T C 13: 11,610,670 (GRCm39) E4052G probably damaging Het
Sart3 G T 5: 113,893,458 (GRCm39) D346E possibly damaging Het
Snx25 A T 8: 46,558,146 (GRCm39) probably benign Het
Son T A 16: 91,455,865 (GRCm39) H1537Q possibly damaging Het
Tgfb1 T A 7: 25,393,779 (GRCm39) probably benign Het
Umodl1 A T 17: 31,187,451 (GRCm39) N172Y probably damaging Het
Urah C T 7: 140,416,665 (GRCm39) T46I probably damaging Het
Usp8 C T 2: 126,579,809 (GRCm39) P353L probably damaging Het
Vamp2 A G 11: 68,980,585 (GRCm39) D51G possibly damaging Het
Vmn1r67 G A 7: 10,180,793 (GRCm39) G19E probably damaging Het
Wdr76 C T 2: 121,365,900 (GRCm39) probably benign Het
Wwox C A 8: 115,166,570 (GRCm39) P20Q probably damaging Het
Other mutations in Siglec1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00482:Siglec1 APN 2 130,921,245 (GRCm39) missense probably benign 0.03
IGL01092:Siglec1 APN 2 130,921,137 (GRCm39) missense probably damaging 1.00
IGL01115:Siglec1 APN 2 130,916,422 (GRCm39) missense probably benign 0.01
IGL01324:Siglec1 APN 2 130,927,461 (GRCm39) missense probably damaging 1.00
IGL01330:Siglec1 APN 2 130,916,925 (GRCm39) nonsense probably null
IGL01330:Siglec1 APN 2 130,925,456 (GRCm39) missense probably damaging 1.00
IGL01558:Siglec1 APN 2 130,920,419 (GRCm39) missense probably damaging 0.96
IGL01632:Siglec1 APN 2 130,925,740 (GRCm39) missense probably benign 0.03
IGL01768:Siglec1 APN 2 130,916,314 (GRCm39) missense probably benign
IGL02399:Siglec1 APN 2 130,913,098 (GRCm39) missense probably benign 0.16
IGL02558:Siglec1 APN 2 130,916,915 (GRCm39) missense possibly damaging 0.88
IGL02794:Siglec1 APN 2 130,917,889 (GRCm39) missense possibly damaging 0.86
IGL02839:Siglec1 APN 2 130,926,852 (GRCm39) missense possibly damaging 0.82
aggressor UTSW 2 130,925,861 (GRCm39) nonsense probably null
boris UTSW 2 130,921,297 (GRCm39) nonsense probably null
espia UTSW 2 130,914,664 (GRCm39) missense probably damaging 0.98
hoodlum UTSW 2 130,914,667 (GRCm39) missense possibly damaging 0.88
microfische UTSW 2 130,928,015 (GRCm39) missense possibly damaging 0.73
K3955:Siglec1 UTSW 2 130,923,359 (GRCm39) missense probably benign 0.00
P0038:Siglec1 UTSW 2 130,923,359 (GRCm39) missense probably benign 0.00
PIT4576001:Siglec1 UTSW 2 130,920,081 (GRCm39) missense probably damaging 1.00
PIT4677001:Siglec1 UTSW 2 130,914,677 (GRCm39) missense probably damaging 1.00
R0003:Siglec1 UTSW 2 130,916,980 (GRCm39) missense probably benign 0.00
R0048:Siglec1 UTSW 2 130,915,317 (GRCm39) missense possibly damaging 0.65
R0243:Siglec1 UTSW 2 130,927,396 (GRCm39) missense probably damaging 1.00
R0276:Siglec1 UTSW 2 130,925,861 (GRCm39) nonsense probably null
R0379:Siglec1 UTSW 2 130,916,445 (GRCm39) splice site probably benign
R0464:Siglec1 UTSW 2 130,921,279 (GRCm39) missense probably damaging 1.00
R0507:Siglec1 UTSW 2 130,916,445 (GRCm39) splice site probably benign
R0560:Siglec1 UTSW 2 130,912,266 (GRCm39) missense probably benign 0.02
R0620:Siglec1 UTSW 2 130,916,188 (GRCm39) missense probably benign 0.30
R0621:Siglec1 UTSW 2 130,916,188 (GRCm39) missense probably benign 0.30
R0853:Siglec1 UTSW 2 130,926,942 (GRCm39) missense probably damaging 0.98
R1079:Siglec1 UTSW 2 130,921,297 (GRCm39) nonsense probably null
R1169:Siglec1 UTSW 2 130,916,747 (GRCm39) missense probably damaging 0.97
R1205:Siglec1 UTSW 2 130,922,384 (GRCm39) missense possibly damaging 0.94
R1293:Siglec1 UTSW 2 130,915,451 (GRCm39) missense probably benign 0.00
R1470:Siglec1 UTSW 2 130,912,307 (GRCm39) missense probably benign 0.19
R1470:Siglec1 UTSW 2 130,912,307 (GRCm39) missense probably benign 0.19
R1533:Siglec1 UTSW 2 130,918,078 (GRCm39) missense probably benign
R1717:Siglec1 UTSW 2 130,925,932 (GRCm39) missense probably damaging 1.00
R1717:Siglec1 UTSW 2 130,915,876 (GRCm39) missense possibly damaging 0.92
R1744:Siglec1 UTSW 2 130,923,219 (GRCm39) missense probably damaging 1.00
R1852:Siglec1 UTSW 2 130,923,420 (GRCm39) missense probably damaging 0.98
R1941:Siglec1 UTSW 2 130,920,051 (GRCm39) missense possibly damaging 0.94
R2011:Siglec1 UTSW 2 130,925,277 (GRCm39) missense probably damaging 1.00
R2012:Siglec1 UTSW 2 130,925,277 (GRCm39) missense probably damaging 1.00
R2128:Siglec1 UTSW 2 130,922,417 (GRCm39) missense probably damaging 1.00
R2278:Siglec1 UTSW 2 130,913,257 (GRCm39) missense probably benign 0.28
R2403:Siglec1 UTSW 2 130,916,395 (GRCm39) missense possibly damaging 0.65
R2449:Siglec1 UTSW 2 130,920,645 (GRCm39) missense probably benign 0.44
R2885:Siglec1 UTSW 2 130,914,667 (GRCm39) missense possibly damaging 0.88
R4213:Siglec1 UTSW 2 130,916,038 (GRCm39) missense probably damaging 1.00
R4274:Siglec1 UTSW 2 130,927,734 (GRCm39) missense probably benign 0.00
R4679:Siglec1 UTSW 2 130,915,331 (GRCm39) missense possibly damaging 0.87
R4715:Siglec1 UTSW 2 130,916,356 (GRCm39) missense probably damaging 1.00
R4782:Siglec1 UTSW 2 130,917,843 (GRCm39) missense probably damaging 1.00
R4896:Siglec1 UTSW 2 130,911,789 (GRCm39) missense probably benign 0.21
R4993:Siglec1 UTSW 2 130,915,281 (GRCm39) missense possibly damaging 0.93
R5004:Siglec1 UTSW 2 130,915,331 (GRCm39) missense possibly damaging 0.87
R5004:Siglec1 UTSW 2 130,911,789 (GRCm39) missense probably benign 0.21
R5105:Siglec1 UTSW 2 130,922,320 (GRCm39) missense possibly damaging 0.69
R5137:Siglec1 UTSW 2 130,923,264 (GRCm39) missense probably damaging 1.00
R5153:Siglec1 UTSW 2 130,927,497 (GRCm39) missense probably damaging 0.99
R5311:Siglec1 UTSW 2 130,921,236 (GRCm39) missense probably damaging 1.00
R5600:Siglec1 UTSW 2 130,927,503 (GRCm39) missense probably benign 0.01
R5682:Siglec1 UTSW 2 130,925,930 (GRCm39) missense probably damaging 1.00
R5732:Siglec1 UTSW 2 130,916,188 (GRCm39) missense probably benign 0.30
R5870:Siglec1 UTSW 2 130,914,767 (GRCm39) missense probably damaging 0.99
R5898:Siglec1 UTSW 2 130,915,553 (GRCm39) missense probably damaging 1.00
R5909:Siglec1 UTSW 2 130,919,884 (GRCm39) missense probably damaging 1.00
R6488:Siglec1 UTSW 2 130,923,227 (GRCm39) missense probably damaging 0.99
R6920:Siglec1 UTSW 2 130,919,997 (GRCm39) nonsense probably null
R7064:Siglec1 UTSW 2 130,925,834 (GRCm39) missense probably benign 0.00
R7270:Siglec1 UTSW 2 130,923,471 (GRCm39) missense possibly damaging 0.67
R7355:Siglec1 UTSW 2 130,922,371 (GRCm39) missense probably benign 0.02
R7400:Siglec1 UTSW 2 130,928,015 (GRCm39) missense possibly damaging 0.73
R7470:Siglec1 UTSW 2 130,917,744 (GRCm39) missense probably benign 0.00
R7568:Siglec1 UTSW 2 130,914,602 (GRCm39) missense probably damaging 1.00
R7781:Siglec1 UTSW 2 130,923,258 (GRCm39) missense probably damaging 1.00
R7853:Siglec1 UTSW 2 130,923,212 (GRCm39) missense probably damaging 1.00
R7999:Siglec1 UTSW 2 130,913,083 (GRCm39) missense probably benign 0.28
R8191:Siglec1 UTSW 2 130,927,599 (GRCm39) missense probably damaging 1.00
R8274:Siglec1 UTSW 2 130,925,830 (GRCm39) missense probably benign
R8345:Siglec1 UTSW 2 130,920,498 (GRCm39) missense possibly damaging 0.95
R8670:Siglec1 UTSW 2 130,923,387 (GRCm39) missense probably damaging 1.00
R8814:Siglec1 UTSW 2 130,914,664 (GRCm39) missense probably damaging 0.98
R9102:Siglec1 UTSW 2 130,915,389 (GRCm39) missense probably benign 0.01
R9311:Siglec1 UTSW 2 130,916,013 (GRCm39) missense probably damaging 1.00
R9416:Siglec1 UTSW 2 130,925,390 (GRCm39) missense probably benign 0.01
R9462:Siglec1 UTSW 2 130,916,404 (GRCm39) missense probably damaging 1.00
R9521:Siglec1 UTSW 2 130,915,246 (GRCm39) critical splice donor site probably null
R9683:Siglec1 UTSW 2 130,921,236 (GRCm39) missense probably damaging 0.99
R9799:Siglec1 UTSW 2 130,915,941 (GRCm39) missense probably damaging 0.99
X0024:Siglec1 UTSW 2 130,922,411 (GRCm39) missense probably damaging 1.00
Z1176:Siglec1 UTSW 2 130,922,444 (GRCm39) missense possibly damaging 0.83
Z1176:Siglec1 UTSW 2 130,920,665 (GRCm39) missense probably damaging 0.99
Predicted Primers PCR Primer
(F):5'- CACTGAGAGCCATGCCTTCTTAAGC -3'
(R):5'- CACAGACTCTGGATGCGGCATAAC -3'

Sequencing Primer
(F):5'- GCCATGCCTTCTTAAGCAGATTAG -3'
(R):5'- TGGACACTTGTCTGGAAACC -3'
Posted On 2014-05-28