Incidental Mutation 'R7475:Robo3'
ID 579424
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 045549-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R7475 (G1)
Quality Score 225.009
Status Validated
Chromosome 9
Chromosomal Location 37327341-37344730 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to T at 37336674 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Isoleucine at position 387 (V387I)
Ref Sequence ENSEMBL: ENSMUSP00000110690 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034643] [ENSMUST00000115038] [ENSMUST00000170512]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000034643
AA Change: V365I

PolyPhen 2 Score 0.186 (Sensitivity: 0.92; Specificity: 0.87)
SMART Domains Protein: ENSMUSP00000034643
Gene: ENSMUSG00000032128
AA Change: V365I

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 benign
Transcript: ENSMUST00000115038
AA Change: V387I

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
SMART Domains Protein: ENSMUSP00000110690
Gene: ENSMUSG00000032128
AA Change: V387I

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 probably benign
Transcript: ENSMUST00000170512
AA Change: V365I

PolyPhen 2 Score 0.014 (Sensitivity: 0.96; Specificity: 0.79)
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency 99% (77/78)
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: 77 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc5 G T 16: 20,218,739 (GRCm39) N214K probably benign Het
Abcf1 A G 17: 36,274,459 (GRCm39) probably null Het
Agxt2 A T 15: 10,409,623 (GRCm39) M508L probably benign Het
Akr1c21 A T 13: 4,626,318 (GRCm39) Y114F probably benign Het
Amz1 T C 5: 140,729,941 (GRCm39) probably null Het
Ank1 G T 8: 23,622,646 (GRCm39) A1732S probably benign Het
Atg16l1 T C 1: 87,687,805 (GRCm39) S50P possibly damaging Het
AW551984 A G 9: 39,509,236 (GRCm39) S302P probably damaging Het
Ccn6 T A 10: 39,034,296 (GRCm39) Y102F probably damaging Het
Ces3a T A 8: 105,780,322 (GRCm39) probably null Het
Dedd C A 1: 171,167,881 (GRCm39) P185Q probably benign Het
Fam186a A T 15: 99,845,395 (GRCm39) V283E unknown Het
Fat2 C A 11: 55,194,479 (GRCm39) V1187F probably benign Het
Fbxw11 T C 11: 32,661,999 (GRCm39) probably null Het
Fcgbp C T 7: 27,802,401 (GRCm39) T1443I probably damaging Het
Foxj2 A G 6: 122,814,801 (GRCm39) D279G probably benign Het
Gbp5 A G 3: 142,207,122 (GRCm39) D97G probably damaging Het
Gm49368 A T 7: 127,707,154 (GRCm39) T661S possibly damaging Het
Gria4 T G 9: 4,513,330 (GRCm39) T260P probably damaging Het
Gtf2ird2 T A 5: 134,230,267 (GRCm39) D195E possibly damaging Het
Hectd4 T A 5: 121,496,196 (GRCm39) probably null Het
Ifngr2 G A 16: 91,354,797 (GRCm39) C32Y unknown Het
Ikzf5 A T 7: 130,993,788 (GRCm39) C280S probably benign Het
Ints9 G T 14: 65,263,914 (GRCm39) E395D probably null Het
Isoc2b T C 7: 4,854,084 (GRCm39) D96G probably benign Het
Jmjd1c T G 10: 67,061,092 (GRCm39) S967R probably benign Het
Kcnj3 A T 2: 55,327,338 (GRCm39) K42N probably benign Het
Kiz T C 2: 146,733,006 (GRCm39) V394A possibly damaging Het
Knl1 A T 2: 118,918,027 (GRCm39) H1795L probably damaging Het
Lmntd2 A G 7: 140,790,602 (GRCm39) probably null Het
Loxhd1 C A 18: 77,500,001 (GRCm39) D1690E possibly damaging Het
Lrp1b T C 2: 41,234,588 (GRCm39) D1121G Het
Map3k2 T C 18: 32,333,015 (GRCm39) V63A possibly damaging Het
Mcc G T 18: 44,609,303 (GRCm39) A499D probably damaging Het
Mcpt9 T A 14: 56,264,400 (GRCm39) I232F probably damaging Het
Meltf A G 16: 31,700,756 (GRCm39) K92R probably benign Het
Mff T A 1: 82,723,159 (GRCm39) probably null Het
Mrgpra3 T A 7: 47,239,695 (GRCm39) Y77F probably damaging Het
Mylk G A 16: 34,734,446 (GRCm39) probably null Het
Ndufv2 A G 17: 66,394,532 (GRCm39) V111A possibly damaging Het
Nkd2 T C 13: 73,973,861 (GRCm39) E99G probably damaging Het
Nlk C A 11: 78,474,225 (GRCm39) G358V probably damaging Het
Nnmt A T 9: 48,503,532 (GRCm39) C165S probably damaging Het
Nxpe4 T A 9: 48,304,640 (GRCm39) C242* probably null Het
Oas1b A T 5: 120,955,705 (GRCm39) N162I probably damaging Het
Or4s2 A G 2: 88,473,554 (GRCm39) I148V probably benign Het
Otog A G 7: 45,916,700 (GRCm39) N879S probably damaging Het
Pcsk7 T A 9: 45,838,923 (GRCm39) Y612N probably damaging Het
Peg10 CCACATCAGGATCCACATCAGGATGCACATCAGCATCAGGATCCCCATCAGGATGCACATCAGGATCCACATCAGGATGCACATCAG CCACATCAGGATCCACATCAGGATGCACATCAG 6: 4,756,398 (GRCm39) probably benign Het
Pgbd5 T C 8: 125,160,750 (GRCm39) D39G probably benign Het
Pkhd1l1 C T 15: 44,368,581 (GRCm39) Q800* probably null Het
Pkn3 T C 2: 29,977,122 (GRCm39) S621P probably benign Het
Polr3c T C 3: 96,622,501 (GRCm39) I385V probably benign Het
Ppp1r21 G T 17: 88,863,031 (GRCm39) G257W probably benign Het
Prkn A G 17: 11,653,501 (GRCm39) D199G probably benign Het
Pxylp1 C T 9: 96,738,420 (GRCm39) probably null Het
Rasgrp1 T C 2: 117,116,589 (GRCm39) T613A probably benign Het
Rxfp2 T A 5: 149,973,046 (GRCm39) Y174N possibly damaging Het
Sec24a T C 11: 51,604,379 (GRCm39) M746V probably damaging Het
Sema4f T A 6: 82,891,355 (GRCm39) E571D possibly damaging Het
Septin3 T C 15: 82,170,657 (GRCm39) V217A probably benign Het
Serpinb1b A C 13: 33,277,548 (GRCm39) K260N probably benign Het
Sin3b A G 8: 73,476,500 (GRCm39) T645A possibly damaging Het
Sobp C T 10: 42,897,830 (GRCm39) R585Q probably damaging Het
Specc1l T A 10: 75,082,281 (GRCm39) L559Q possibly damaging Het
Srxn1 C T 2: 151,947,573 (GRCm39) probably benign Het
Sspo G A 6: 48,432,794 (GRCm39) R890Q probably benign Het
Stard9 A G 2: 120,518,591 (GRCm39) D505G probably damaging Het
Tjp1 A T 7: 64,972,087 (GRCm39) I653K probably damaging Het
Tnks C T 8: 35,298,866 (GRCm39) E1296K probably damaging Het
Ttbk2 A T 2: 120,579,121 (GRCm39) I667N probably benign Het
Usp24 T C 4: 106,199,550 (GRCm39) S165P possibly damaging Het
Usp46 T A 5: 74,189,598 (GRCm39) K109* probably null Het
Vmn1r191 A G 13: 22,362,942 (GRCm39) C271R probably benign Het
Zfp592 T C 7: 80,673,200 (GRCm39) S55P probably damaging Het
Zmynd15 T C 11: 70,351,867 (GRCm39) S158P probably benign Het
Zscan22 T G 7: 12,640,664 (GRCm39) C303G probably damaging 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
R6021:Robo3 UTSW 9 37,333,829 (GRCm39) nonsense 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
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'- AGATTCTAGGTCCAACCCACTCTC -3'
(R):5'- AGTCACAGAACTGGGGCATG -3'

Sequencing Primer
(F):5'- CGAACACATACCGCCTTTTATC -3'
(R):5'- TGGACCCCAAGAGCTTCTAATAAATG -3'
Posted On 2019-10-07