Incidental Mutation 'R0334:Sema3a'
ID 26100
Institutional Source Beutler Lab
Gene Symbol Sema3a
Ensembl Gene ENSMUSG00000028883
Gene Name sema domain, immunoglobulin domain (Ig), short basic domain, secreted, (semaphorin) 3A
Synonyms Semad, collapsin-1, SemD, sema III, semaphorin III
MMRRC Submission 038543-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.947) question?
Stock # R0334 (G1)
Quality Score 225
Status Not validated
Chromosome 5
Chromosomal Location 13175381-13652533 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 13607268 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Isoleucine at position 321 (N321I)
Ref Sequence ENSEMBL: ENSMUSP00000092621 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030714] [ENSMUST00000095012] [ENSMUST00000137798]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000030714
AA Change: N321I

PolyPhen 2 Score 0.986 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000030714
Gene: ENSMUSG00000028883
AA Change: N321I

DomainStartEndE-ValueType
Sema 57 498 4.09e-219 SMART
PSI 516 568 3.03e-12 SMART
IG 583 669 3.54e-4 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000095012
AA Change: N321I

PolyPhen 2 Score 0.986 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000092621
Gene: ENSMUSG00000028883
AA Change: N321I

DomainStartEndE-ValueType
Sema 57 498 4.09e-219 SMART
PSI 516 568 3.03e-12 SMART
IG 583 669 3.54e-4 SMART
Predicted Effect possibly damaging
Transcript: ENSMUST00000137798
AA Change: N321I

PolyPhen 2 Score 0.953 (Sensitivity: 0.79; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000128153
Gene: ENSMUSG00000028883
AA Change: N321I

DomainStartEndE-ValueType
Sema 57 498 4.09e-219 SMART
PSI 516 568 3.03e-12 SMART
IG 583 669 3.54e-4 SMART
Predicted Effect noncoding transcript
Transcript: ENSMUST00000197552
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.3%
  • 10x: 96.4%
  • 20x: 93.6%
Validation Efficiency 99% (68/69)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene is a member of the semaphorin family and encodes a protein with an Ig-like C2-type (immunoglobulin-like) domain, a PSI domain and a Sema domain. This secreted protein can function as either a chemorepulsive agent, inhibiting axonal outgrowth, or as a chemoattractive agent, stimulating the growth of apical dendrites. In both cases, the protein is vital for normal neuronal pattern development. Increased expression of this protein is associated with schizophrenia and is seen in a variety of human tumor cell lines. Also, aberrant release of this protein is associated with the progression of Alzheimer's disease. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygotes for targeted null mutations exhibit patterning abnormalities of sensory and sympathetic neurons, abnormal embryonic bones and cartilaginous structures, cardiac defects, and high postnatal mortality. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 69 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aggf1 T C 13: 95,508,105 (GRCm39) N87S probably benign Het
Ap2b1 T C 11: 83,258,700 (GRCm39) probably benign Het
Arfgef3 A G 10: 18,468,029 (GRCm39) Y1724H probably damaging Het
Arhgef10l G A 4: 140,311,237 (GRCm39) Q243* probably null Het
Atp8a2 A T 14: 59,928,961 (GRCm39) F1031Y probably damaging Het
Bmp8b A G 4: 123,008,553 (GRCm39) probably null Het
Brinp2 G T 1: 158,123,155 (GRCm39) T37K probably benign Het
Bsph1 T A 7: 13,184,864 (GRCm39) L9* probably null Het
C6 T G 15: 4,784,849 (GRCm39) N238K probably benign Het
Cbs T C 17: 31,838,130 (GRCm39) D373G probably damaging Het
Clec4a3 T C 6: 122,946,329 (GRCm39) F191S possibly damaging Het
Cpz A G 5: 35,661,025 (GRCm39) V530A probably damaging Het
Ctsc G T 7: 87,927,550 (GRCm39) S47I possibly damaging Het
Cyp7b1 T G 3: 18,157,960 (GRCm39) Y53S probably damaging Het
Dach1 C T 14: 98,406,184 (GRCm39) G188R probably damaging Het
Defb4 T C 8: 19,251,220 (GRCm39) I29T probably benign Het
Disc1 A T 8: 125,987,836 (GRCm39) probably null Het
Dnah2 A G 11: 69,327,662 (GRCm39) M3429T probably damaging Het
Dnah7a A T 1: 53,472,213 (GRCm39) I3518N possibly damaging Het
Dnah8 A T 17: 31,090,325 (GRCm39) H4609L probably damaging Het
Evi5 C A 5: 107,968,401 (GRCm39) C182F probably damaging Het
Fam149b G A 14: 20,413,492 (GRCm39) R237H probably damaging Het
Fut8 T A 12: 77,440,536 (GRCm39) D174E possibly damaging Het
Ghr T C 15: 3,370,580 (GRCm39) probably benign Het
Gm10801 G C 2: 98,494,352 (GRCm39) R143T possibly damaging Het
Gpr176 T C 2: 118,110,189 (GRCm39) S357G probably benign Het
Grwd1 A T 7: 45,476,601 (GRCm39) probably null Het
H2-T24 A G 17: 36,325,772 (GRCm39) V273A possibly damaging Het
Hdac4 A C 1: 91,883,760 (GRCm39) probably benign Het
Herc3 A G 6: 58,895,802 (GRCm39) T1017A probably damaging Het
Hsd11b1 T C 1: 192,924,476 (GRCm39) probably benign Het
Igsf23 T C 7: 19,675,678 (GRCm39) S143G probably benign Het
Kbtbd12 T A 6: 88,594,888 (GRCm39) Y314F probably damaging Het
Kcnmb2 A G 3: 32,252,508 (GRCm39) probably null Het
Kdm5b A G 1: 134,532,260 (GRCm39) I479M probably damaging Het
Kidins220 A G 12: 25,058,068 (GRCm39) T600A probably damaging Het
Mrgprb2 A C 7: 48,202,077 (GRCm39) I216S probably damaging Het
Muc21 A G 17: 35,933,614 (GRCm39) probably benign Het
Myo1g A G 11: 6,461,084 (GRCm39) probably benign Het
Nrxn3 T C 12: 89,780,412 (GRCm39) probably null Het
Or2ag2 A G 7: 106,485,622 (GRCm39) V134A probably benign Het
Or8b54 A T 9: 38,686,535 (GRCm39) probably null Het
Or8g26 A G 9: 39,095,980 (GRCm39) I169V probably benign Het
Pdia5 A T 16: 35,284,760 (GRCm39) S66T possibly damaging Het
Plec T C 15: 76,062,206 (GRCm39) E2604G probably damaging Het
Plekha6 G T 1: 133,209,918 (GRCm39) A654S probably benign Het
Pnpla2 G A 7: 141,039,433 (GRCm39) probably null Het
Pramel19 T C 4: 101,798,781 (GRCm39) F251L probably benign Het
Prb1c T A 6: 132,341,021 (GRCm39) Q17L unknown Het
Prkdc A G 16: 15,554,663 (GRCm39) D2128G probably benign Het
Rabggta A T 14: 55,958,268 (GRCm39) L131Q probably damaging Het
Rbks A T 5: 31,781,863 (GRCm39) Y312* probably null Het
Rnf139 A G 15: 58,771,322 (GRCm39) Y449C probably damaging Het
Sanbr A G 11: 23,567,129 (GRCm39) probably benign Het
Sbno1 A G 5: 124,524,931 (GRCm39) V1058A possibly damaging Het
Slit3 T A 11: 35,469,928 (GRCm39) V310E probably damaging Het
Slitrk5 T C 14: 111,918,256 (GRCm39) S627P probably benign Het
Stat2 T A 10: 128,113,736 (GRCm39) F172I probably damaging Het
Tchh C A 3: 93,352,923 (GRCm39) R788S unknown Het
Tnks T A 8: 35,320,413 (GRCm39) K753* probably null Het
Trank1 T A 9: 111,194,421 (GRCm39) V815D probably benign Het
Trank1 T A 9: 111,222,008 (GRCm39) I2915N probably damaging Het
Trpc6 T C 9: 8,610,344 (GRCm39) S271P probably damaging Het
Trpm5 T C 7: 142,640,613 (GRCm39) Q213R probably benign Het
Ulk3 C T 9: 57,501,510 (GRCm39) probably benign Het
Usp31 T C 7: 121,258,185 (GRCm39) D694G probably damaging Het
Wnt3a A G 11: 59,147,144 (GRCm39) S181P probably damaging Het
Yipf3 T C 17: 46,559,238 (GRCm39) F22S possibly damaging Het
Zbtb40 A T 4: 136,713,867 (GRCm39) H1094Q probably damaging Het
Other mutations in Sema3a
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01022:Sema3a APN 5 13,523,433 (GRCm39) missense probably damaging 1.00
IGL01783:Sema3a APN 5 13,611,767 (GRCm39) missense probably damaging 1.00
IGL02423:Sema3a APN 5 13,615,776 (GRCm39) missense probably damaging 1.00
IGL02728:Sema3a APN 5 13,615,881 (GRCm39) missense probably damaging 1.00
IGL02739:Sema3a APN 5 13,501,128 (GRCm39) missense probably damaging 1.00
IGL02987:Sema3a APN 5 13,615,863 (GRCm39) missense probably damaging 1.00
IGL03106:Sema3a APN 5 13,649,456 (GRCm39) missense probably damaging 1.00
R0055:Sema3a UTSW 5 13,450,004 (GRCm39) missense possibly damaging 0.92
R0684:Sema3a UTSW 5 13,606,494 (GRCm39) critical splice acceptor site probably null
R0750:Sema3a UTSW 5 13,607,092 (GRCm39) critical splice donor site probably null
R1204:Sema3a UTSW 5 13,573,142 (GRCm39) critical splice donor site probably benign
R1221:Sema3a UTSW 5 13,566,190 (GRCm39) missense probably benign
R1484:Sema3a UTSW 5 13,523,407 (GRCm39) missense probably damaging 1.00
R1663:Sema3a UTSW 5 13,607,092 (GRCm39) critical splice donor site probably null
R2079:Sema3a UTSW 5 13,501,098 (GRCm39) missense possibly damaging 0.95
R4165:Sema3a UTSW 5 13,523,364 (GRCm39) critical splice acceptor site probably null
R4596:Sema3a UTSW 5 13,620,125 (GRCm39) missense probably damaging 1.00
R4867:Sema3a UTSW 5 13,501,208 (GRCm39) missense probably benign 0.05
R4904:Sema3a UTSW 5 13,631,066 (GRCm39) missense probably damaging 1.00
R5107:Sema3a UTSW 5 13,627,572 (GRCm39) nonsense probably null
R5327:Sema3a UTSW 5 13,649,357 (GRCm39) missense probably benign 0.25
R5343:Sema3a UTSW 5 13,523,373 (GRCm39) missense probably damaging 1.00
R5430:Sema3a UTSW 5 13,615,730 (GRCm39) missense probably damaging 0.97
R5604:Sema3a UTSW 5 13,523,487 (GRCm39) critical splice donor site probably null
R5774:Sema3a UTSW 5 13,573,131 (GRCm39) missense probably damaging 1.00
R6057:Sema3a UTSW 5 13,615,832 (GRCm39) missense probably damaging 1.00
R6110:Sema3a UTSW 5 13,630,969 (GRCm39) missense probably damaging 1.00
R6132:Sema3a UTSW 5 13,573,142 (GRCm39) critical splice donor site probably null
R6310:Sema3a UTSW 5 13,606,986 (GRCm39) missense probably damaging 1.00
R6754:Sema3a UTSW 5 13,649,243 (GRCm39) missense possibly damaging 0.94
R6788:Sema3a UTSW 5 13,647,584 (GRCm39) missense possibly damaging 0.95
R6878:Sema3a UTSW 5 13,505,511 (GRCm39) missense possibly damaging 0.88
R7411:Sema3a UTSW 5 13,566,230 (GRCm39) nonsense probably null
R7501:Sema3a UTSW 5 13,607,008 (GRCm39) missense probably damaging 1.00
R7514:Sema3a UTSW 5 13,573,093 (GRCm39) missense probably benign 0.03
R7531:Sema3a UTSW 5 13,615,805 (GRCm39) missense probably damaging 1.00
R7538:Sema3a UTSW 5 13,611,787 (GRCm39) missense probably benign 0.42
R7970:Sema3a UTSW 5 13,649,375 (GRCm39) missense possibly damaging 0.93
R8121:Sema3a UTSW 5 13,649,215 (GRCm39) missense probably damaging 1.00
R8283:Sema3a UTSW 5 13,450,030 (GRCm39) missense probably damaging 0.98
R8434:Sema3a UTSW 5 13,523,487 (GRCm39) critical splice donor site probably null
R8918:Sema3a UTSW 5 13,573,099 (GRCm39) missense probably damaging 1.00
R9500:Sema3a UTSW 5 13,615,854 (GRCm39) missense possibly damaging 0.88
X0064:Sema3a UTSW 5 13,631,066 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TGTACACACTTGCTTATGGAACGGC -3'
(R):5'- ATCAGTCTCAGTGCATGTCCACAGC -3'

Sequencing Primer
(F):5'- TAAAAGCACGCCTGATTTGCTC -3'
(R):5'- TGTCCACAGCAGGTAGTCAC -3'
Posted On 2013-04-16