Incidental Mutation 'R3789:Serpina1b'
ID 272451
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 041604-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.158) question?
Stock # R3789 (G1)
Quality Score 225
Status Not validated
Chromosome 12
Chromosomal Location 103694415-103704448 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 103695531 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 337 (S337P)
Ref Sequence ENSEMBL: ENSMUSP00000139941 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000095450] [ENSMUST00000164454] [ENSMUST00000186166] [ENSMUST00000187220]
AlphaFold P22599
Predicted Effect probably damaging
Transcript: ENSMUST00000095450
AA Change: S337P

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000093101
Gene: ENSMUSG00000071178
AA Change: S337P

DomainStartEndE-ValueType
SERPIN 53 410 7.62e-203 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000164454
AA Change: S337P

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000127266
Gene: ENSMUSG00000071178
AA Change: S337P

DomainStartEndE-ValueType
SERPIN 53 410 7.62e-203 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000186166
AA Change: S337P

PolyPhen 2 Score 0.997 (Sensitivity: 0.41; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000139941
Gene: ENSMUSG00000071178
AA Change: S337P

DomainStartEndE-ValueType
SERPIN 53 410 7.62e-203 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000187220
Meta Mutation Damage Score 0.7987 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 96.9%
  • 20x: 93.8%
Validation Efficiency
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T A 11: 9,460,668 (GRCm39) I4226N probably damaging Het
Abhd16a A G 17: 35,320,563 (GRCm39) N411S probably damaging Het
Acvrl1 C T 15: 101,035,350 (GRCm39) T292M probably damaging Het
Adamts8 T C 9: 30,870,588 (GRCm39) S688P probably damaging Het
Adprs A T 4: 126,210,544 (GRCm39) I312N probably damaging Het
Bclaf3 A G X: 158,349,492 (GRCm39) H619R probably benign Het
Clca4a C A 3: 144,680,717 (GRCm39) G20V probably damaging Het
Col12a1 C A 9: 79,547,005 (GRCm39) V2276L possibly damaging Het
Cstdc2 C A 2: 148,689,878 (GRCm39) E92* probably null Het
Drosha T A 15: 12,912,623 (GRCm39) Y1080* probably null Het
Dysf G A 6: 84,163,491 (GRCm39) probably null Het
Ebf2 T A 14: 67,476,942 (GRCm39) probably null Het
Emc8 T C 8: 121,384,869 (GRCm39) T195A probably benign Het
Frs3 G A 17: 48,010,621 (GRCm39) probably null Het
Fsip2 T C 2: 82,813,058 (GRCm39) S640P probably damaging Het
Hdhd2 G A 18: 77,042,883 (GRCm39) probably null Het
Hivep3 T C 4: 119,955,613 (GRCm39) S1310P probably damaging Het
Hltf C T 3: 20,123,211 (GRCm39) P200S probably damaging Het
Lnpk A T 2: 74,352,607 (GRCm39) S358R probably benign Het
Lrp1 T C 10: 127,407,838 (GRCm39) D1817G possibly damaging Het
Lrpprc T C 17: 85,078,956 (GRCm39) I253V probably benign Het
Map2 A G 1: 66,456,022 (GRCm39) T1512A probably damaging Het
Mcm9 G A 10: 53,492,113 (GRCm39) R403W probably damaging Het
Mms22l A G 4: 24,517,115 (GRCm39) D222G possibly damaging Het
Mug1 G A 6: 121,861,587 (GRCm39) V1350I probably benign Het
Or56b2j T A 7: 104,353,156 (GRCm39) D127E probably damaging Het
Pclo A G 5: 14,730,464 (GRCm39) probably benign Het
Plekha7 A C 7: 115,774,969 (GRCm39) I175R probably damaging Het
Plxnb1 T A 9: 108,938,355 (GRCm39) V1303D possibly damaging Het
Pou2f1 G C 1: 165,722,538 (GRCm39) P349R probably damaging Het
Prmt8 A T 6: 127,688,110 (GRCm39) I236N probably damaging Het
Rexo2 A G 9: 48,384,362 (GRCm39) I139T probably damaging Het
Rsbn1l A C 5: 21,101,106 (GRCm39) S811R probably benign Het
Sec24b T C 3: 129,814,276 (GRCm39) D345G probably benign Het
Sinhcaf A G 6: 148,827,617 (GRCm39) S134P possibly damaging Het
Snx33 T C 9: 56,825,844 (GRCm39) E539G probably benign Het
Sorcs3 A G 19: 48,387,150 (GRCm39) T212A possibly damaging Het
Spa17 T G 9: 37,523,141 (GRCm39) K49Q possibly damaging Het
St3gal6 C T 16: 58,305,136 (GRCm39) E109K probably benign Het
Stat4 A G 1: 52,050,955 (GRCm39) N5D probably benign Het
Tmem232 C T 17: 65,689,520 (GRCm39) D532N probably benign Het
Tmem232 C A 17: 65,689,628 (GRCm39) D496Y possibly damaging Het
Tmem81 A G 1: 132,435,809 (GRCm39) N205S probably benign Het
Tomm20l C T 12: 71,158,516 (GRCm39) A58V possibly damaging Het
Ttn A G 2: 76,804,552 (GRCm39) V240A probably benign Het
Vmn2r23 A T 6: 123,718,348 (GRCm39) N567I 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
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
R6745:Serpina1b UTSW 12 103,696,614 (GRCm39) missense possibly damaging 0.60
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'- TAAGAAGACCCTCCCAGCTG -3'
(R):5'- GGTCTTGAAAGAACCCAGAAATCC -3'

Sequencing Primer
(F):5'- TAGCCAAGTGAATCCTGATAGTCCTC -3'
(R):5'- GAACCCAGAAATCCCATGAAACTC -3'
Posted On 2015-03-25