Incidental Mutation 'R0941:Serpini1'
ID 82573
Institutional Source Beutler Lab
Gene Symbol Serpini1
Ensembl Gene ENSMUSG00000027834
Gene Name serine (or cysteine) peptidase inhibitor, clade I, member 1
Synonyms PI12, Spi17, Neuroserpin, Ns
MMRRC Submission 039080-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.100) question?
Stock # R0941 (G1)
Quality Score 225
Status Validated
Chromosome 3
Chromosomal Location 75464800-75549830 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 75523934 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 181 (I181F)
Ref Sequence ENSEMBL: ENSMUSP00000123845 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000029423] [ENSMUST00000161776]
AlphaFold O35684
Predicted Effect probably damaging
Transcript: ENSMUST00000029423
AA Change: I181F

PolyPhen 2 Score 0.968 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000029423
Gene: ENSMUSG00000027834
AA Change: I181F

DomainStartEndE-ValueType
low complexity region 4 12 N/A INTRINSIC
SERPIN 31 397 1.46e-158 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000161695
Predicted Effect probably damaging
Transcript: ENSMUST00000161776
AA Change: I181F

PolyPhen 2 Score 0.968 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000123845
Gene: ENSMUSG00000027834
AA Change: I181F

DomainStartEndE-ValueType
low complexity region 4 12 N/A INTRINSIC
SERPIN 31 207 1.15e-6 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000192682
Predicted Effect noncoding transcript
Transcript: ENSMUST00000195285
Meta Mutation Damage Score 0.5897 question?
Coding Region Coverage
  • 1x: 99.4%
  • 3x: 98.7%
  • 10x: 96.9%
  • 20x: 93.9%
Validation Efficiency 97% (36/37)
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 serpin superfamily of serine proteinase inhibitors. The protein is primarily secreted by axons in the brain, and preferentially reacts with and inhibits tissue-type plasminogen activator. It is thought to play a role in the regulation of axonal growth and the development of synaptic plasticity. Mutations in this gene result in familial encephalopathy with neuroserpin inclusion bodies (FENIB), which is a dominantly inherited form of familial encephalopathy and epilepsy characterized by the accumulation of mutant neuroserpin polymers. Multiple alternatively spliced variants, encoding the same protein, have been identified. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a disruption in this gene show no change in brain morphology or histology. However, they show an increase avoidance of novel stimuli and increased anxiety responses in some situations. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 34 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acaa2 G T 18: 74,931,414 (GRCm39) M203I probably benign Het
Afmid T A 11: 117,726,071 (GRCm39) probably benign Het
Ahnak A G 19: 8,987,278 (GRCm39) D2854G probably damaging Het
Amotl1 A C 9: 14,507,854 (GRCm39) I31S possibly damaging Het
Arf3 A G 15: 98,638,984 (GRCm39) V91A probably benign Het
Atp1b1 A C 1: 164,270,829 (GRCm39) I50S probably benign Het
Baz1a A T 12: 54,945,216 (GRCm39) S1380T probably benign Het
C4b T A 17: 34,959,029 (GRCm39) T467S probably benign Het
Casd1 T C 6: 4,635,848 (GRCm39) S640P probably damaging Het
Col4a1 C T 8: 11,258,296 (GRCm39) G1396S unknown Het
Extl1 TGCGTTGCACCGATACCGGG TG 4: 134,084,988 (GRCm39) probably benign Het
Fhip1a G T 3: 85,580,366 (GRCm39) P613Q probably benign Het
Gm12695 C A 4: 96,616,454 (GRCm39) E460* probably null Het
Gnmt A G 17: 47,037,271 (GRCm39) L171P probably damaging Het
Gpc1 G A 1: 92,785,031 (GRCm39) R358H possibly damaging Het
Igsf8 C T 1: 172,143,963 (GRCm39) R39C probably damaging Het
Kdm3b T A 18: 34,936,605 (GRCm39) C296S probably damaging Het
Lama1 C T 17: 68,082,860 (GRCm39) P1373S probably benign Het
Lamc1 A G 1: 153,208,020 (GRCm39) L89P possibly damaging Het
Ltc4s T G 11: 50,128,269 (GRCm39) probably null Het
Met A T 6: 17,491,393 (GRCm39) I52F probably damaging Het
Mterf2 G A 10: 84,955,934 (GRCm39) T230M possibly damaging Het
Mybpc2 T C 7: 44,156,311 (GRCm39) K834R probably benign Het
Npr1 A T 3: 90,368,716 (GRCm39) I448N probably benign Het
Or52u1 C T 7: 104,237,545 (GRCm39) T178I probably damaging Het
Rif1 GCCACCA GCCA 2: 52,000,336 (GRCm39) probably benign Het
Shc3 T C 13: 51,634,242 (GRCm39) M88V probably benign Het
Skint6 T A 4: 113,095,555 (GRCm39) S35C probably damaging Het
Spta1 T C 1: 174,072,771 (GRCm39) probably benign Het
Sult2a2 C T 7: 13,468,815 (GRCm39) R94* probably null Het
Trim9 A G 12: 70,295,037 (GRCm39) V787A probably damaging Het
Ttn A G 2: 76,549,367 (GRCm39) V31770A probably benign Het
Unc5d T C 8: 29,249,055 (GRCm39) N337D possibly damaging Het
Vmn2r7 A T 3: 64,624,000 (GRCm39) Y107N probably benign Het
Other mutations in Serpini1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00552:Serpini1 APN 3 75,548,002 (GRCm39) nonsense probably null
IGL02131:Serpini1 APN 3 75,548,011 (GRCm39) missense probably benign 0.15
IGL02265:Serpini1 APN 3 75,526,576 (GRCm39) missense probably damaging 0.96
IGL03151:Serpini1 APN 3 75,520,603 (GRCm39) missense probably benign 0.00
IGL03232:Serpini1 APN 3 75,545,317 (GRCm39) splice site probably benign
IGL03256:Serpini1 APN 3 75,526,481 (GRCm39) missense probably benign 0.04
R0021:Serpini1 UTSW 3 75,526,620 (GRCm39) missense probably damaging 1.00
R0021:Serpini1 UTSW 3 75,526,620 (GRCm39) missense probably damaging 1.00
R0449:Serpini1 UTSW 3 75,520,648 (GRCm39) missense probably benign 0.06
R1641:Serpini1 UTSW 3 75,521,977 (GRCm39) missense possibly damaging 0.94
R1968:Serpini1 UTSW 3 75,521,785 (GRCm39) missense probably benign 0.34
R1993:Serpini1 UTSW 3 75,521,971 (GRCm39) missense probably damaging 1.00
R2159:Serpini1 UTSW 3 75,531,251 (GRCm39) missense probably benign 0.06
R3418:Serpini1 UTSW 3 75,547,589 (GRCm39) missense probably damaging 1.00
R3419:Serpini1 UTSW 3 75,547,589 (GRCm39) missense probably damaging 1.00
R3780:Serpini1 UTSW 3 75,521,942 (GRCm39) missense probably damaging 0.96
R4618:Serpini1 UTSW 3 75,523,883 (GRCm39) missense probably benign 0.29
R4864:Serpini1 UTSW 3 75,520,481 (GRCm39) missense probably benign 0.01
R4989:Serpini1 UTSW 3 75,521,795 (GRCm39) missense probably benign 0.07
R5080:Serpini1 UTSW 3 75,523,967 (GRCm39) missense probably damaging 1.00
R5324:Serpini1 UTSW 3 75,547,601 (GRCm39) missense probably damaging 1.00
R5767:Serpini1 UTSW 3 75,520,388 (GRCm39) splice site probably benign
R5817:Serpini1 UTSW 3 75,520,631 (GRCm39) missense probably benign 0.07
R5912:Serpini1 UTSW 3 75,523,914 (GRCm39) missense probably benign 0.04
R5944:Serpini1 UTSW 3 75,547,606 (GRCm39) missense probably damaging 1.00
R6704:Serpini1 UTSW 3 75,545,255 (GRCm39) missense probably damaging 0.96
R7716:Serpini1 UTSW 3 75,524,021 (GRCm39) missense probably damaging 1.00
R8696:Serpini1 UTSW 3 75,520,544 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CTCAATTTGCCAAGGAACTTGTGAAGG -3'
(R):5'- GTGACAAGCCTCTGGAAATACAGCC -3'

Sequencing Primer
(F):5'- GCACTTCCTTTAGAAGTAAGGCAC -3'
(R):5'- TATATCCACAAGGAGTTGAAGCC -3'
Posted On 2013-11-08