Incidental Mutation 'R6745:Serpina1b'
ID 530543
Institutional Source Beutler Lab
Gene Symbol Serpina1b
Ensembl Gene ENSMUSG00000071178
Gene Name serine (or cysteine) preptidase inhibitor, clade A, member 1B
Synonyms PI2, D12Ucla2, Spi1-2
MMRRC Submission 044862-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.158) question?
Stock # R6745 (G1)
Quality Score 225.009
Status Validated
Chromosome 12
Chromosomal Location 103694415-103704448 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 103696614 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 265 (N265S)
Ref Sequence ENSEMBL: ENSMUSP00000139941 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095450] [ENSMUST00000164454] [ENSMUST00000186166] [ENSMUST00000187220]
AlphaFold P22599
Predicted Effect possibly damaging
Transcript: ENSMUST00000095450
AA Change: N265S

PolyPhen 2 Score 0.602 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000093101
Gene: ENSMUSG00000071178
AA Change: N265S

DomainStartEndE-ValueType
SERPIN 53 410 7.62e-203 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000164454
AA Change: N265S

PolyPhen 2 Score 0.602 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000127266
Gene: ENSMUSG00000071178
AA Change: N265S

DomainStartEndE-ValueType
SERPIN 53 410 7.62e-203 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000186166
AA Change: N265S

PolyPhen 2 Score 0.602 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000139941
Gene: ENSMUSG00000071178
AA Change: N265S

DomainStartEndE-ValueType
SERPIN 53 410 7.62e-203 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000187220
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.1%
  • 20x: 94.5%
Validation Efficiency 100% (43/43)
MGI Phenotype PHENOTYPE: Targeted disruption of this gene leads to significantly fewer than expected heterozygous and homozygous offspring from heterozygous matings. Homozygotes are healthy with no obvious changes in major organs while heterozygotes show a 30% decrease in serum anti-elastase and anti-chymotrypsin activity. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adgb G T 10: 10,265,941 (GRCm39) T1040K probably damaging Het
Adgrf3 A G 5: 30,408,601 (GRCm39) V59A probably benign Het
Ankk1 G T 9: 49,327,480 (GRCm39) H566Q probably benign Het
Avil A C 10: 126,849,988 (GRCm39) D613A probably benign Het
Bbs9 A G 9: 22,582,132 (GRCm39) N613S probably benign Het
Chd1 A G 17: 17,607,429 (GRCm39) T326A probably benign Het
Clasp2 A T 9: 113,704,338 (GRCm39) R558* probably null Het
Cmbl A G 15: 31,589,933 (GRCm39) D221G possibly damaging Het
Col3a1 G T 1: 45,377,782 (GRCm39) probably benign Het
Creb5 A T 6: 53,581,517 (GRCm39) M172L probably benign Het
Crybg3 A G 16: 59,372,607 (GRCm39) V2291A possibly damaging Het
Cyp2g1 T G 7: 26,513,604 (GRCm39) V181G probably damaging Het
Dclk1 T A 3: 55,385,229 (GRCm39) S40T probably damaging Het
Dnah10 G T 5: 124,885,876 (GRCm39) M3053I probably damaging Het
Dnah12 T A 14: 26,428,383 (GRCm39) I268K probably damaging Het
Dock2 C G 11: 34,596,669 (GRCm39) D396H probably damaging Het
Dock2 T A 11: 34,596,670 (GRCm39) K395N probably damaging Het
Gpbp1 G A 13: 111,589,919 (GRCm39) R59C probably benign Het
Ifi47 T G 11: 48,986,329 (GRCm39) I32S probably benign Het
Ighg3 A G 12: 113,323,890 (GRCm39) V166A unknown Het
Katnip T C 7: 125,369,822 (GRCm39) S137P probably benign Het
Kdm5d T A Y: 927,112 (GRCm39) C617S probably benign Homo
Kif20b T G 19: 34,906,276 (GRCm39) S55A possibly damaging Het
Klhl1 C T 14: 96,517,438 (GRCm39) probably null Het
Kndc1 C T 7: 139,500,892 (GRCm39) T727I probably benign Het
Lrrk1 A T 7: 65,922,749 (GRCm39) I298N probably damaging Het
Ly75 C A 2: 60,138,523 (GRCm39) R1448L probably damaging Het
Mup4 C T 4: 59,960,091 (GRCm39) V58M possibly damaging Het
Nr2c1 T C 10: 94,026,526 (GRCm39) F467S probably damaging Het
Or14j9 T A 17: 37,874,470 (GRCm39) H244L probably damaging Het
Pla2g4a G T 1: 149,761,981 (GRCm39) Q151K probably benign Het
Pom121l2 A T 13: 22,167,868 (GRCm39) Q713L probably benign Het
Pomgnt1 T A 4: 116,011,080 (GRCm39) S210T probably damaging Het
Prb1a T C 6: 132,186,383 (GRCm39) probably null Het
Pyroxd2 T C 19: 42,735,799 (GRCm39) D101G probably damaging Het
Ranbp3 A G 17: 57,016,308 (GRCm39) D359G probably benign Het
Rgsl1 T A 1: 153,698,063 (GRCm39) I531F probably benign Het
Slc51b T C 9: 65,320,212 (GRCm39) E85G possibly damaging Het
Stk32c T A 7: 138,702,809 (GRCm39) R195W probably damaging Het
Uggt2 T C 14: 119,280,022 (GRCm39) T819A possibly damaging Het
Ugt1a9 A T 1: 87,998,898 (GRCm39) E116V probably benign Het
Zswim5 C G 4: 116,832,401 (GRCm39) P543A probably damaging Het
Other mutations in Serpina1b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00544:Serpina1b APN 12 103,695,555 (GRCm39) missense possibly damaging 0.90
IGL00990:Serpina1b APN 12 103,694,525 (GRCm39) missense probably damaging 1.00
IGL01947:Serpina1b APN 12 103,695,576 (GRCm39) missense probably benign 0.00
IGL03258:Serpina1b APN 12 103,696,655 (GRCm39) missense probably benign 0.00
IGL03392:Serpina1b APN 12 103,698,329 (GRCm39) missense possibly damaging 0.53
R1937:Serpina1b UTSW 12 103,698,420 (GRCm39) missense probably benign 0.00
R2383:Serpina1b UTSW 12 103,694,539 (GRCm39) missense probably benign
R3789:Serpina1b UTSW 12 103,695,531 (GRCm39) missense probably damaging 1.00
R4690:Serpina1b UTSW 12 103,698,639 (GRCm39) missense probably damaging 1.00
R5164:Serpina1b UTSW 12 103,698,346 (GRCm39) missense probably benign 0.01
R5650:Serpina1b UTSW 12 103,694,694 (GRCm39) critical splice acceptor site probably null
R6017:Serpina1b UTSW 12 103,695,531 (GRCm39) missense probably damaging 1.00
R6241:Serpina1b UTSW 12 103,695,515 (GRCm39) splice site probably null
R6522:Serpina1b UTSW 12 103,701,296 (GRCm39) splice site probably null
R6884:Serpina1b UTSW 12 103,698,712 (GRCm39) missense probably benign 0.00
R7053:Serpina1b UTSW 12 103,698,688 (GRCm39) missense possibly damaging 0.93
R7208:Serpina1b UTSW 12 103,694,553 (GRCm39) missense probably benign 0.04
R7679:Serpina1b UTSW 12 103,696,774 (GRCm39) missense probably damaging 1.00
R7908:Serpina1b UTSW 12 103,694,566 (GRCm39) missense possibly damaging 0.65
R8056:Serpina1b UTSW 12 103,784,137 (GRCm39) intron probably benign
R8237:Serpina1b UTSW 12 103,785,063 (GRCm39) splice site probably null
R9092:Serpina1b UTSW 12 103,696,540 (GRCm39) missense probably benign 0.00
R9112:Serpina1b UTSW 12 103,698,699 (GRCm39) missense probably benign 0.08
R9123:Serpina1b UTSW 12 103,696,566 (GRCm39) missense probably damaging 1.00
R9310:Serpina1b UTSW 12 103,698,756 (GRCm39) missense probably benign 0.03
R9358:Serpina1b UTSW 12 103,694,653 (GRCm39) missense possibly damaging 0.61
R9409:Serpina1b UTSW 12 103,694,607 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- GATTATAGTCCACCCTCTGCAAG -3'
(R):5'- CAATGGGCTGTGTCATCACC -3'

Sequencing Primer
(F):5'- GCAAGCACTTTCTGTCCTTTGGG -3'
(R):5'- GTGTCATCACCTCATTGGCTAAGG -3'
Posted On 2018-08-01