Incidental Mutation 'R6021:Robo3'
ID 478948
Institutional Source Beutler Lab
Gene Symbol Robo3
Ensembl Gene ENSMUSG00000032128
Gene Name roundabout guidance receptor 3
Synonyms Robo3a, Rbig1, Rig1, Rig-1, Robo3b
MMRRC Submission 044194-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6021 (G1)
Quality Score 104.008
Status Validated
Chromosome 9
Chromosomal Location 37327341-37344730 bp(-) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to T at 37333829 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Tryptophan to Stop codon at position 668 (W668*)
Ref Sequence ENSEMBL: ENSMUSP00000150639 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034643] [ENSMUST00000115038] [ENSMUST00000170512]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000034643
AA Change: W668*
SMART Domains Protein: ENSMUSP00000034643
Gene: ENSMUSG00000032128
AA Change: W668*

DomainStartEndE-ValueType
IGc2 54 128 9.7e-11 SMART
IGc2 156 221 1.44e-4 SMART
IGc2 248 311 1.89e-13 SMART
IGc2 337 409 9.84e-12 SMART
IGc2 441 506 2.09e-15 SMART
FN3 534 616 4.24e-14 SMART
FN3 648 731 3.06e0 SMART
FN3 747 832 1.97e-9 SMART
low complexity region 870 890 N/A INTRINSIC
low complexity region 1055 1082 N/A INTRINSIC
low complexity region 1131 1149 N/A INTRINSIC
low complexity region 1155 1169 N/A INTRINSIC
low complexity region 1193 1206 N/A INTRINSIC
low complexity region 1245 1256 N/A INTRINSIC
low complexity region 1268 1281 N/A INTRINSIC
low complexity region 1336 1376 N/A INTRINSIC
Predicted Effect probably null
Transcript: ENSMUST00000115038
AA Change: W690*
SMART Domains Protein: ENSMUSP00000110690
Gene: ENSMUSG00000032128
AA Change: W690*

DomainStartEndE-ValueType
low complexity region 34 47 N/A INTRINSIC
IGc2 76 150 9.7e-11 SMART
IGc2 178 243 1.44e-4 SMART
IGc2 270 333 1.89e-13 SMART
IGc2 359 431 9.84e-12 SMART
IGc2 463 528 2.09e-15 SMART
FN3 556 638 4.24e-14 SMART
FN3 670 753 3.06e0 SMART
FN3 769 854 1.97e-9 SMART
low complexity region 892 912 N/A INTRINSIC
low complexity region 1077 1104 N/A INTRINSIC
low complexity region 1153 1171 N/A INTRINSIC
low complexity region 1177 1191 N/A INTRINSIC
low complexity region 1215 1228 N/A INTRINSIC
low complexity region 1267 1278 N/A INTRINSIC
low complexity region 1290 1303 N/A INTRINSIC
low complexity region 1358 1398 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000167089
Predicted Effect noncoding transcript
Transcript: ENSMUST00000167216
Predicted Effect probably null
Transcript: ENSMUST00000170512
AA Change: W668*
Predicted Effect noncoding transcript
Transcript: ENSMUST00000171467
Meta Mutation Damage Score 0.9754 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.5%
  • 10x: 97.5%
  • 20x: 92.2%
Validation Efficiency 94% (61/65)
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 Roundabout (ROBO) gene family that controls neurite outgrowth, growth cone guidance, and axon fasciculation. ROBO proteins are a subfamily of the immunoglobulin transmembrane receptor superfamily. SLIT proteins 1-3, a family of secreted chemorepellants, are ligands for ROBO proteins and SLIT/ROBO interactions regulate myogenesis, leukocyte migration, kidney morphogenesis, angiogenesis, and vasculogenesis in addition to neurogenesis. This gene, ROBO3, has a putative extracellular domain with five immunoglobulin (Ig)-like loops and three fibronectin (Fn) type III motifs, a transmembrane segment, and a cytoplasmic tail with three conserved signaling motifs: CC0, CC2, and CC3 (CC for conserved cytoplasmic). Unlike other ROBO family members, ROBO3 lacks motif CC1. The ROBO3 gene regulates axonal navigation at the ventral midline of the neural tube. In mouse, loss of Robo3 results in a complete failure of commissural axons to cross the midline throughout the spinal cord and the hindbrain. Mutations ROBO3 result in horizontal gaze palsy with progressive scoliosis (HGPPS); an autosomal recessive disorder characterized by congenital absence of horizontal gaze, progressive scoliosis, and failure of the corticospinal and somatosensory axon tracts to cross the midline in the medulla. Alternative transcript variants have been described but have not been experimentally validated. [provided by RefSeq, Dec 2009]
PHENOTYPE: Homozygous mutants display perinatal lethality, abnormal commissural axon growth, and fragile floor plates. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4933427I04Rik A G 4: 123,754,509 (GRCm39) D141G possibly damaging Het
A1bg T C 15: 60,791,713 (GRCm39) E241G possibly damaging Het
Abca13 G A 11: 9,240,465 (GRCm39) W776* probably null Het
Akr1b10 T A 6: 34,369,309 (GRCm39) probably null Het
Aopep A G 13: 63,208,896 (GRCm39) T338A probably damaging Het
Atf7 T C 15: 102,465,908 (GRCm39) D84G probably benign Het
AW209491 C T 13: 14,812,365 (GRCm39) A406V probably benign Het
Azi2 T A 9: 117,876,487 (GRCm39) M1K probably null Het
Boc T A 16: 44,309,017 (GRCm39) M832L probably benign Het
Brix1 C T 15: 10,476,675 (GRCm39) R267H probably benign Het
Cacna1s T C 1: 136,034,225 (GRCm39) L1050P probably benign Het
Celsr2 G T 3: 108,308,561 (GRCm39) P1789T probably benign Het
Crebbp G A 16: 3,903,282 (GRCm39) R1986C probably damaging Het
Crtam T A 9: 40,901,477 (GRCm39) I150F probably damaging Het
Crybg1 G T 10: 43,873,534 (GRCm39) S1191R probably damaging Het
D630045J12Rik T C 6: 38,167,552 (GRCm39) T1017A probably benign Het
Dnah10 A G 5: 124,814,048 (GRCm39) E396G probably damaging Het
Enpp5 A T 17: 44,396,210 (GRCm39) Y374F probably benign Het
Fzd4 G A 7: 89,056,942 (GRCm39) A330T probably benign Het
Gabra5 A G 7: 57,157,740 (GRCm39) S25P probably benign Het
Get1 T C 16: 95,946,878 (GRCm39) probably benign Het
Ggps1 T C 13: 14,228,589 (GRCm39) Y198C probably damaging Het
Gm3173 A C 14: 15,728,458 (GRCm39) D39A probably damaging Het
Grm2 T C 9: 106,527,999 (GRCm39) D295G probably damaging Het
H2-T13 T G 17: 36,392,166 (GRCm39) E182A probably damaging Het
Igfbp5 A G 1: 72,902,363 (GRCm39) M208T possibly damaging Het
Ildr2 T A 1: 166,131,173 (GRCm39) M343K possibly damaging Het
Kif19b A T 5: 140,455,434 (GRCm39) M347L probably damaging Het
Loxhd1 A T 18: 77,499,946 (GRCm39) D120V probably damaging Het
Lrp1 T C 10: 127,413,883 (GRCm39) D1175G probably damaging Het
Lrp1b C A 2: 41,234,439 (GRCm39) D1171Y probably benign Het
Lrrc9 A T 12: 72,516,005 (GRCm39) I563F probably damaging Het
Ltbp3 A T 19: 5,803,708 (GRCm39) T798S probably benign Het
Msantd4 T A 9: 4,384,063 (GRCm39) V128E probably benign Het
Mtf2 A G 5: 108,229,003 (GRCm39) I69V possibly damaging Het
Myh10 T A 11: 68,699,688 (GRCm39) S1712T possibly damaging Het
Mylk3 A G 8: 86,091,442 (GRCm39) V121A possibly damaging Het
Ndufaf4 A G 4: 24,901,760 (GRCm39) N100D probably benign Het
Notch2 T C 3: 98,029,288 (GRCm39) F1017S probably damaging Het
Or4a27 G T 2: 88,559,294 (GRCm39) Y216* probably null Het
Or4a80 A C 2: 89,582,465 (GRCm39) S236A probably benign Het
Or4c108 G T 2: 88,803,376 (GRCm39) Y286* probably null Het
P2ry2 T C 7: 100,647,607 (GRCm39) T233A probably benign Het
Paip1 T "TTA,TT" 13: 119,593,671 (GRCm39) probably null Het
Pak1 T C 7: 97,503,670 (GRCm39) S2P probably damaging Het
Pde8b A T 13: 95,162,670 (GRCm39) D817E possibly damaging Het
Pfdn2 C A 1: 171,173,338 (GRCm39) probably benign Het
Pramel28 A T 4: 143,692,336 (GRCm39) C222S probably benign Het
Raver1 A G 9: 20,987,918 (GRCm39) L606P probably damaging Het
Rsf1 G GACGGCGGCT 7: 97,229,116 (GRCm39) probably benign Het
Rxfp2 A G 5: 149,987,202 (GRCm39) N337S possibly damaging Het
Samhd1 T C 2: 156,962,474 (GRCm39) probably null Het
Sardh A G 2: 27,079,655 (GRCm39) V879A probably benign Het
Slc4a4 A T 5: 89,188,261 (GRCm39) probably benign Het
Slc6a11 T C 6: 114,207,012 (GRCm39) L332P probably damaging Het
Tas2r135 T C 6: 42,383,321 (GRCm39) Y287H probably damaging Het
Tlr4 T A 4: 66,759,103 (GRCm39) I632N probably damaging Het
Tmem145 C T 7: 25,008,270 (GRCm39) probably null Het
Trmt61a C A 12: 111,647,411 (GRCm39) F169L probably damaging Het
Trp53tg5 T A 2: 164,313,391 (GRCm39) I95L probably benign Het
Vmn1r85 T C 7: 12,818,616 (GRCm39) E176G probably benign Het
Vmn2r75 T C 7: 85,820,820 (GRCm39) D38G probably benign Het
Vmn2r99 A G 17: 19,598,210 (GRCm39) Y78C probably damaging Het
Zfp964 G T 8: 70,115,742 (GRCm39) S114I unknown Het
Other mutations in Robo3
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00927:Robo3 APN 9 37,339,050 (GRCm39) critical splice donor site probably null
IGL01023:Robo3 APN 9 37,340,847 (GRCm39) missense probably damaging 1.00
IGL01431:Robo3 APN 9 37,330,407 (GRCm39) unclassified probably benign
IGL01993:Robo3 APN 9 37,335,949 (GRCm39) missense probably damaging 1.00
IGL02256:Robo3 APN 9 37,336,649 (GRCm39) missense probably damaging 1.00
IGL02323:Robo3 APN 9 37,333,497 (GRCm39) missense probably benign 0.05
IGL02561:Robo3 APN 9 37,338,387 (GRCm39) missense possibly damaging 0.84
IGL02866:Robo3 APN 9 37,333,602 (GRCm39) missense possibly damaging 0.89
IGL02897:Robo3 APN 9 37,338,798 (GRCm39) nonsense probably null
IGL03003:Robo3 APN 9 37,330,587 (GRCm39) missense probably damaging 1.00
IGL03307:Robo3 APN 9 37,333,860 (GRCm39) missense probably damaging 0.96
IGL03097:Robo3 UTSW 9 37,333,824 (GRCm39) critical splice donor site probably null
R0137:Robo3 UTSW 9 37,336,640 (GRCm39) missense probably benign 0.00
R0266:Robo3 UTSW 9 37,333,936 (GRCm39) missense probably damaging 0.96
R0390:Robo3 UTSW 9 37,333,473 (GRCm39) missense probably benign 0.00
R0505:Robo3 UTSW 9 37,328,055 (GRCm39) unclassified probably benign
R0815:Robo3 UTSW 9 37,333,479 (GRCm39) missense probably damaging 1.00
R0924:Robo3 UTSW 9 37,340,778 (GRCm39) splice site probably benign
R1167:Robo3 UTSW 9 37,335,203 (GRCm39) nonsense probably null
R1203:Robo3 UTSW 9 37,329,978 (GRCm39) missense probably damaging 1.00
R1451:Robo3 UTSW 9 37,329,007 (GRCm39) missense probably benign 0.01
R1575:Robo3 UTSW 9 37,340,957 (GRCm39) missense probably damaging 1.00
R1596:Robo3 UTSW 9 37,335,928 (GRCm39) critical splice donor site probably null
R1660:Robo3 UTSW 9 37,340,440 (GRCm39) missense probably damaging 1.00
R1677:Robo3 UTSW 9 37,329,005 (GRCm39) missense possibly damaging 0.75
R1839:Robo3 UTSW 9 37,333,623 (GRCm39) missense probably benign 0.00
R1878:Robo3 UTSW 9 37,333,461 (GRCm39) missense probably damaging 1.00
R1891:Robo3 UTSW 9 37,339,351 (GRCm39) missense probably damaging 1.00
R2040:Robo3 UTSW 9 37,338,760 (GRCm39) missense probably damaging 1.00
R2859:Robo3 UTSW 9 37,339,400 (GRCm39) nonsense probably null
R3786:Robo3 UTSW 9 37,333,521 (GRCm39) missense probably damaging 1.00
R3886:Robo3 UTSW 9 37,333,477 (GRCm39) nonsense probably null
R3888:Robo3 UTSW 9 37,333,477 (GRCm39) nonsense probably null
R3910:Robo3 UTSW 9 37,330,591 (GRCm39) missense probably damaging 1.00
R4212:Robo3 UTSW 9 37,333,194 (GRCm39) missense probably damaging 1.00
R4213:Robo3 UTSW 9 37,333,194 (GRCm39) missense probably damaging 1.00
R4691:Robo3 UTSW 9 37,336,514 (GRCm39) missense probably damaging 0.99
R4979:Robo3 UTSW 9 37,334,640 (GRCm39) missense probably damaging 1.00
R5238:Robo3 UTSW 9 37,328,175 (GRCm39) missense probably damaging 0.99
R5570:Robo3 UTSW 9 37,336,571 (GRCm39) missense possibly damaging 0.81
R5629:Robo3 UTSW 9 37,330,507 (GRCm39) nonsense probably null
R5770:Robo3 UTSW 9 37,330,497 (GRCm39) missense possibly damaging 0.87
R5837:Robo3 UTSW 9 37,341,112 (GRCm39) critical splice acceptor site probably null
R6129:Robo3 UTSW 9 37,334,589 (GRCm39) missense probably benign
R6232:Robo3 UTSW 9 37,332,225 (GRCm39) missense probably damaging 1.00
R6233:Robo3 UTSW 9 37,332,225 (GRCm39) missense probably damaging 1.00
R6235:Robo3 UTSW 9 37,332,225 (GRCm39) missense probably damaging 1.00
R6326:Robo3 UTSW 9 37,338,323 (GRCm39) missense probably damaging 1.00
R6354:Robo3 UTSW 9 37,328,513 (GRCm39) unclassified probably benign
R6355:Robo3 UTSW 9 37,330,235 (GRCm39) missense possibly damaging 0.71
R6475:Robo3 UTSW 9 37,334,586 (GRCm39) missense probably damaging 0.99
R6937:Robo3 UTSW 9 37,341,176 (GRCm39) missense probably benign 0.16
R7201:Robo3 UTSW 9 37,335,626 (GRCm39) nonsense probably null
R7208:Robo3 UTSW 9 37,336,020 (GRCm39) missense probably damaging 0.99
R7249:Robo3 UTSW 9 37,336,129 (GRCm39) missense probably benign
R7376:Robo3 UTSW 9 37,344,212 (GRCm39) missense probably damaging 1.00
R7380:Robo3 UTSW 9 37,329,852 (GRCm39) missense probably damaging 1.00
R7448:Robo3 UTSW 9 37,336,111 (GRCm39) missense possibly damaging 0.89
R7475:Robo3 UTSW 9 37,336,674 (GRCm39) missense probably benign 0.01
R7496:Robo3 UTSW 9 37,339,121 (GRCm39) missense probably damaging 1.00
R7587:Robo3 UTSW 9 37,340,942 (GRCm39) missense probably damaging 1.00
R7694:Robo3 UTSW 9 37,329,816 (GRCm39) missense probably benign 0.14
R8381:Robo3 UTSW 9 37,341,056 (GRCm39) missense probably damaging 1.00
R8464:Robo3 UTSW 9 37,332,726 (GRCm39) missense probably damaging 1.00
R8495:Robo3 UTSW 9 37,336,664 (GRCm39) missense probably damaging 1.00
R8886:Robo3 UTSW 9 37,328,768 (GRCm39) missense probably damaging 0.99
R9422:Robo3 UTSW 9 37,329,789 (GRCm39) missense probably benign 0.03
R9563:Robo3 UTSW 9 37,340,900 (GRCm39) missense probably damaging 1.00
R9564:Robo3 UTSW 9 37,340,900 (GRCm39) missense probably damaging 1.00
R9681:Robo3 UTSW 9 37,339,087 (GRCm39) missense probably benign 0.45
R9681:Robo3 UTSW 9 37,334,558 (GRCm39) missense possibly damaging 0.75
X0024:Robo3 UTSW 9 37,339,151 (GRCm39) missense probably damaging 1.00
X0027:Robo3 UTSW 9 37,339,121 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ACACGGAATCCTTGCACCAG -3'
(R):5'- ACAACAGTCTTGCCTTTGGTGG -3'

Sequencing Primer
(F):5'- TGGACTGGACCATCCACCTATAGG -3'
(R):5'- TTTGGTGGCCCCTGCTGAC -3'
Posted On 2017-06-26