Incidental Mutation 'R7970:Sema3a'
ID 650545
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 046013-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.947) question?
Stock # R7970 (G1)
Quality Score 225.009
Status Validated
Chromosome 5
Chromosomal Location 13175381-13652533 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 13649375 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Lysine at position 708 (M708K)
Ref Sequence ENSEMBL: ENSMUSP00000030714 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000030714] [ENSMUST00000095012] [ENSMUST00000137798]
AlphaFold no structure available at present
PDB Structure Structure of the Semaphorin 3A Receptor-Binding Module [X-RAY DIFFRACTION]
Mouse Semaphorin 3A, domains Sema-PSI-IG [X-RAY DIFFRACTION]
Complex of mouse Plexin A2 - Semaphorin 3A - Neuropilin-1 [X-RAY DIFFRACTION]
Predicted Effect possibly damaging
Transcript: ENSMUST00000030714
AA Change: M708K

PolyPhen 2 Score 0.933 (Sensitivity: 0.80; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000030714
Gene: ENSMUSG00000028883
AA Change: M708K

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: ENSMUST00000095012
AA Change: M708K

PolyPhen 2 Score 0.933 (Sensitivity: 0.80; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000092621
Gene: ENSMUSG00000028883
AA Change: M708K

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 benign
Transcript: ENSMUST00000137798
SMART Domains Protein: ENSMUSP00000128153
Gene: ENSMUSG00000028883

DomainStartEndE-ValueType
Sema 57 498 4.09e-219 SMART
PSI 516 568 3.03e-12 SMART
IG 583 669 3.54e-4 SMART
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.1%
Validation Efficiency 100% (57/57)
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: 57 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acnat1 A G 4: 49,449,266 (GRCm39) F167L probably damaging Het
Acsbg2 A G 17: 57,156,728 (GRCm39) Y437H probably benign Het
Amotl2 C T 9: 102,600,968 (GRCm39) T345I probably benign Het
Anapc2 T C 2: 25,163,299 (GRCm39) S179P possibly damaging Het
Aopep A G 13: 63,180,974 (GRCm39) N312S probably benign Het
Arhgef1 G A 7: 24,616,306 (GRCm39) D317N probably damaging Het
Arrdc4 G A 7: 68,390,820 (GRCm39) P307S probably damaging Het
B3gnt2 T C 11: 22,786,255 (GRCm39) Y311C probably damaging Het
Brf1 T C 12: 112,927,820 (GRCm39) D453G probably damaging Het
Clpsl2 G A 17: 28,769,702 (GRCm39) G55R probably damaging Het
Dao AGG AG 5: 114,153,270 (GRCm39) probably benign Het
Dst G T 1: 34,221,828 (GRCm39) C2544F possibly damaging Het
Efhc1 C T 1: 21,022,019 (GRCm39) T21M probably benign Het
Efs A G 14: 55,157,960 (GRCm39) probably null Het
Elp1 A T 4: 56,771,466 (GRCm39) Y944N probably damaging Het
Evl C T 12: 108,647,783 (GRCm39) R295* probably null Het
Fam171a2 A T 11: 102,328,692 (GRCm39) V689E possibly damaging Het
Fam184a T C 10: 53,575,421 (GRCm39) T63A probably damaging Het
Fam186a T C 15: 99,831,467 (GRCm39) D2897G unknown Het
Fbxw11 T G 11: 32,672,101 (GRCm39) S224A probably benign Het
Flnc G T 6: 29,447,525 (GRCm39) E1109D possibly damaging Het
Foxn4 A G 5: 114,401,068 (GRCm39) probably null Het
Gm19410 A G 8: 36,282,801 (GRCm39) E2009G probably benign Het
Gm9958 A G 5: 90,515,568 (GRCm39) probably benign Het
Gprin3 C T 6: 59,330,150 (GRCm39) R719Q possibly damaging Het
Grip2 A T 6: 91,763,513 (GRCm39) I147N probably benign Het
H2-DMb2 A G 17: 34,369,572 (GRCm39) R239G probably benign Het
Hydin A C 8: 111,035,723 (GRCm39) D138A probably damaging Het
Kctd17 CAGCTGGAGGAGC CAGC 15: 78,321,113 (GRCm39) probably benign Het
Lgr6 A G 1: 134,921,723 (GRCm39) I484T probably benign Het
Mkrn2 T A 6: 115,594,269 (GRCm39) C327S probably damaging Het
Mnt C T 11: 74,733,036 (GRCm39) A288V probably damaging Het
Nckap5 T A 1: 125,952,758 (GRCm39) K1265* probably null Het
Ncoa3 A T 2: 165,893,277 (GRCm39) H194L probably benign Het
Ogn A T 13: 49,762,742 (GRCm39) H28L probably benign Het
Or56a41 C A 7: 104,740,556 (GRCm39) V97L probably benign Het
Or5b101 T A 19: 13,005,058 (GRCm39) I212F probably damaging Het
Or9m1b A T 2: 87,836,169 (GRCm39) F309I probably benign Het
Pclo T C 5: 14,764,492 (GRCm39) S1037P Het
Phlpp1 T A 1: 106,101,015 (GRCm39) Y428N probably damaging Het
Ptpre A G 7: 135,280,048 (GRCm39) T591A possibly damaging Het
Rtn1 A T 12: 72,355,648 (GRCm39) D99E probably benign Het
Scn7a A T 2: 66,506,173 (GRCm39) I1572N probably damaging Het
Slc12a4 G A 8: 106,678,237 (GRCm39) R319W possibly damaging Het
Slc9a2 T C 1: 40,765,374 (GRCm39) Y255H probably damaging Het
Spock3 T C 8: 63,798,749 (GRCm39) F254L probably damaging Het
St6gal1 G A 16: 23,176,585 (GRCm39) A393T probably benign Het
St6galnac2 T C 11: 116,581,169 (GRCm39) D51G probably benign Het
Stard13 T A 5: 150,986,726 (GRCm39) K261N possibly damaging Het
Tlk1 T C 2: 70,582,644 (GRCm39) R162G possibly damaging Het
Tlr2 T C 3: 83,745,201 (GRCm39) D294G probably benign Het
Tnks A G 8: 35,323,080 (GRCm39) probably null Het
Trip4 A G 9: 65,746,298 (GRCm39) S533P probably damaging Het
Ttc3 T A 16: 94,258,223 (GRCm39) W1674R probably damaging Het
Tut4 G A 4: 108,343,651 (GRCm39) S221N probably benign Het
Vmn2r114 T C 17: 23,530,186 (GRCm39) N74D probably benign Het
Zdbf2 T C 1: 63,343,330 (GRCm39) Y570H possibly 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
R0334:Sema3a UTSW 5 13,607,268 (GRCm39) missense probably damaging 0.99
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
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'- ATTACCTGTGTCACGCTGTGG -3'
(R):5'- ACCCGGTTGAACTTCCCATC -3'

Sequencing Primer
(F):5'- TGGAACACGGATTCATGCAAACTC -3'
(R):5'- CGGTTGAACTTCCCATCATTGTAAAC -3'
Posted On 2020-09-15