Incidental Mutation 'R9291:Crb2'
ID 704253
Institutional Source Beutler Lab
Gene Symbol Crb2
Ensembl Gene ENSMUSG00000035403
Gene Name crumbs family member 2
Synonyms
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9291 (G1)
Quality Score 225.009
Status Not validated
Chromosome 2
Chromosomal Location 37666261-37689115 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 37682213 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Isoleucine at position 865 (V865I)
Ref Sequence ENSEMBL: ENSMUSP00000058007 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000050372]
AlphaFold Q80YA8
Predicted Effect probably damaging
Transcript: ENSMUST00000050372
AA Change: V865I

PolyPhen 2 Score 0.985 (Sensitivity: 0.74; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000058007
Gene: ENSMUSG00000035403
AA Change: V865I

DomainStartEndE-ValueType
EGF 74 110 1.92e-7 SMART
EGF_CA 112 148 1.69e-12 SMART
EGF_CA 150 186 3.99e-14 SMART
EGF_CA 188 225 8.9e-12 SMART
EGF_CA 227 263 3.79e-6 SMART
EGF 268 322 1.32e-5 SMART
EGF_CA 324 360 5.96e-13 SMART
EGF_CA 362 398 2.54e-7 SMART
EGF 403 440 2.45e0 SMART
low complexity region 446 457 N/A INTRINSIC
LamG 461 592 1.18e-6 SMART
EGF 612 645 4.59e-5 SMART
LamG 671 778 4.45e-2 SMART
EGF 813 846 5.2e-4 SMART
LamG 893 1019 1.68e-1 SMART
EGF 1056 1089 9.55e-3 SMART
EGF 1094 1127 9.85e-5 SMART
EGF 1134 1168 1.91e1 SMART
EGF 1173 1206 3.73e-5 SMART
transmembrane domain 1222 1244 N/A INTRINSIC
Predicted Effect
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of a family of proteins that are components of the Crumbs cell polarity complex. In mammals, members of this family are thought to play a role in many cellular processes in early embryonic development. A similar protein in Drosophila determines apicobasal polarity in embryonic epithelial cells. Mutations in this gene are associated with focal segmental glomerulosclerosis 9, and with ventriculomegaly with cystic kidney disease. [provided by RefSeq, Aug 2016]
PHENOTYPE: Homozygous inactivation of this gene causes severe gastrulation defects, impaired somitogenesis and organogenesis. and complete embryonic death by E12.5. Several organ primordia, including neuroepithelium, gut, and heart, fail to form properly. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1110002E22Rik A G 3: 137,772,464 (GRCm39) N551S probably benign Het
Abcg5 C A 17: 84,976,380 (GRCm39) V486L probably benign Het
Acoxl T A 2: 127,814,493 (GRCm39) I303N probably damaging Het
Atp6v1h G T 1: 5,220,284 (GRCm39) W464L probably null Het
Cdcp2 A G 4: 106,964,053 (GRCm39) D301G probably damaging Het
Cenpv T C 11: 62,429,688 (GRCm39) D115G probably benign Het
Cnfn T C 7: 25,067,476 (GRCm39) D67G possibly damaging Het
Col27a1 A C 4: 63,142,539 (GRCm39) I76L probably damaging Het
Ctf1 T A 7: 127,316,204 (GRCm39) L58Q probably damaging Het
Dennd6b C T 15: 89,071,590 (GRCm39) V276M possibly damaging Het
Dis3l2 A G 1: 86,901,215 (GRCm39) T483A possibly damaging Het
Dlg5 T C 14: 24,241,229 (GRCm39) T223A probably damaging Het
Dnah11 C T 12: 117,991,251 (GRCm39) E2372K probably damaging Het
Dnah8 T C 17: 30,944,099 (GRCm39) I1772T probably damaging Het
Dscaml1 T C 9: 45,359,251 (GRCm39) I170T probably damaging Het
Ehd4 G T 2: 119,921,755 (GRCm39) D500E probably damaging Het
Elac2 T C 11: 64,883,142 (GRCm39) I388T probably damaging Het
Entpd6 G A 2: 150,608,959 (GRCm39) V348M probably benign Het
Epg5 T A 18: 78,056,065 (GRCm39) C1746* probably null Het
Exosc2 G T 2: 31,560,871 (GRCm39) M40I probably benign Het
Fam193a T C 5: 34,593,835 (GRCm39) Y27H probably damaging Het
Gm8005 A G 14: 42,258,885 (GRCm39) F148L Het
Hectd4 T C 5: 121,487,028 (GRCm39) V3341A probably benign Het
Hecw1 A G 13: 14,491,522 (GRCm39) V77A probably benign Het
Irf2bp1 T A 7: 18,738,458 (GRCm39) C33S probably damaging Het
Kank4 A T 4: 98,666,688 (GRCm39) H586Q probably benign Het
Kcnu1 A G 8: 26,390,041 (GRCm39) N619S probably benign Het
Kndc1 A G 7: 139,475,140 (GRCm39) E13G possibly damaging Het
Lrp2 A T 2: 69,310,379 (GRCm39) D2731E probably damaging Het
Lyst A G 13: 13,883,938 (GRCm39) N2942S probably benign Het
Maml3 G A 3: 51,764,328 (GRCm39) T212M probably benign Het
Mill2 T C 7: 18,575,416 (GRCm39) V41A probably benign Het
Moxd2 C A 6: 40,857,362 (GRCm39) C466F probably damaging Het
Nefh A G 11: 4,890,871 (GRCm39) S583P probably benign Het
Nlrp9b T A 7: 19,758,511 (GRCm39) S583T possibly damaging Het
Nup214 T G 2: 31,867,806 (GRCm39) M91R probably benign Het
Or4c121 A C 2: 89,024,138 (GRCm39) M80R possibly damaging Het
Or6c206 T C 10: 129,097,202 (GRCm39) I124T probably damaging Het
Or8k53 A T 2: 86,177,768 (GRCm39) I114N probably benign Het
Otud4 A G 8: 80,372,952 (GRCm39) Y90C probably damaging Het
Papln C A 12: 83,825,284 (GRCm39) T575N probably benign Het
Pkhd1l1 T A 15: 44,433,372 (GRCm39) N3417K probably damaging Het
Pop7 A G 5: 137,499,911 (GRCm39) *141Q probably null Het
Pramel26 A T 4: 143,539,251 (GRCm39) Y81N probably benign Het
Rchy1 A G 5: 92,099,765 (GRCm39) L191S possibly damaging Het
Rims1 T C 1: 22,467,746 (GRCm39) D296G Het
Sftpb T A 6: 72,286,880 (GRCm39) C261* probably null Het
Sgcd C T 11: 46,870,166 (GRCm39) C265Y probably damaging Het
Slc44a5 G A 3: 153,962,218 (GRCm39) V384M possibly damaging Het
Slx4ip T A 2: 136,888,716 (GRCm39) N132K probably benign Het
Sspo C T 6: 48,473,330 (GRCm39) T4861M probably damaging Het
Swt1 T A 1: 151,286,694 (GRCm39) E266V probably damaging Het
Tbc1d9 A G 8: 83,987,750 (GRCm39) D903G probably damaging Het
Tbx18 A T 9: 87,611,535 (GRCm39) M165K probably damaging Het
Tmem25 T C 9: 44,706,799 (GRCm39) N282S probably damaging Het
Tom1l2 T C 11: 60,153,556 (GRCm39) I140M probably benign Het
Trak2 A G 1: 58,943,058 (GRCm39) S783P probably damaging Het
Trpv4 G A 5: 114,768,068 (GRCm39) T534M probably benign Het
Ttc6 G T 12: 57,622,730 (GRCm39) R43M probably damaging Het
Vmn1r194 A G 13: 22,428,875 (GRCm39) Y164C probably benign Het
Vmn1r228 T C 17: 20,997,023 (GRCm39) Y165C probably benign Het
Vps13b C A 15: 35,847,059 (GRCm39) T2614K probably damaging Het
Zdhhc14 T C 17: 5,698,237 (GRCm39) F102S probably benign Het
Zyg11b A G 4: 108,108,014 (GRCm39) M464T probably benign Het
Other mutations in Crb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00785:Crb2 APN 2 37,682,076 (GRCm39) missense probably damaging 1.00
IGL01357:Crb2 APN 2 37,685,523 (GRCm39) unclassified probably benign
IGL01363:Crb2 APN 2 37,683,845 (GRCm39) missense probably benign 0.01
IGL02006:Crb2 APN 2 37,676,475 (GRCm39) missense probably damaging 1.00
IGL02380:Crb2 APN 2 37,673,447 (GRCm39) missense probably damaging 0.96
IGL02455:Crb2 APN 2 37,684,576 (GRCm39) missense possibly damaging 0.74
IGL03107:Crb2 APN 2 37,681,428 (GRCm39) missense probably benign 0.10
R1350:Crb2 UTSW 2 37,682,081 (GRCm39) missense probably damaging 1.00
R1353:Crb2 UTSW 2 37,677,293 (GRCm39) missense probably damaging 1.00
R1466:Crb2 UTSW 2 37,673,400 (GRCm39) missense probably damaging 1.00
R1466:Crb2 UTSW 2 37,673,400 (GRCm39) missense probably damaging 1.00
R1509:Crb2 UTSW 2 37,676,631 (GRCm39) missense probably benign 0.01
R1734:Crb2 UTSW 2 37,683,668 (GRCm39) missense probably damaging 1.00
R2006:Crb2 UTSW 2 37,673,446 (GRCm39) missense probably damaging 0.99
R2918:Crb2 UTSW 2 37,673,395 (GRCm39) missense probably benign 0.01
R3431:Crb2 UTSW 2 37,682,229 (GRCm39) missense probably benign 0.24
R3975:Crb2 UTSW 2 37,683,680 (GRCm39) missense possibly damaging 0.74
R4074:Crb2 UTSW 2 37,676,855 (GRCm39) missense probably damaging 1.00
R4518:Crb2 UTSW 2 37,680,401 (GRCm39) missense probably damaging 1.00
R4521:Crb2 UTSW 2 37,685,349 (GRCm39) unclassified probably benign
R4801:Crb2 UTSW 2 37,683,768 (GRCm39) missense probably benign 0.09
R4802:Crb2 UTSW 2 37,683,768 (GRCm39) missense probably benign 0.09
R4913:Crb2 UTSW 2 37,680,257 (GRCm39) missense probably benign
R4930:Crb2 UTSW 2 37,673,326 (GRCm39) missense probably damaging 1.00
R4947:Crb2 UTSW 2 37,685,343 (GRCm39) unclassified probably benign
R4959:Crb2 UTSW 2 37,680,482 (GRCm39) missense probably damaging 0.99
R5215:Crb2 UTSW 2 37,683,765 (GRCm39) missense probably benign 0.23
R5268:Crb2 UTSW 2 37,680,833 (GRCm39) missense probably damaging 1.00
R5446:Crb2 UTSW 2 37,685,461 (GRCm39) missense probably benign 0.16
R5739:Crb2 UTSW 2 37,683,666 (GRCm39) missense probably damaging 0.99
R5875:Crb2 UTSW 2 37,677,266 (GRCm39) splice site probably null
R6179:Crb2 UTSW 2 37,680,269 (GRCm39) missense probably damaging 1.00
R6450:Crb2 UTSW 2 37,683,838 (GRCm39) missense possibly damaging 0.91
R6569:Crb2 UTSW 2 37,682,163 (GRCm39) missense probably damaging 0.99
R6828:Crb2 UTSW 2 37,666,421 (GRCm39) small deletion probably benign
R7040:Crb2 UTSW 2 37,677,696 (GRCm39) missense probably benign 0.32
R7153:Crb2 UTSW 2 37,677,420 (GRCm39) missense probably benign 0.00
R7362:Crb2 UTSW 2 37,680,211 (GRCm39) missense probably benign 0.00
R7515:Crb2 UTSW 2 37,673,412 (GRCm39) missense probably damaging 1.00
R7519:Crb2 UTSW 2 37,683,332 (GRCm39) missense probably damaging 1.00
R7583:Crb2 UTSW 2 37,680,607 (GRCm39) missense probably benign 0.00
R7819:Crb2 UTSW 2 37,681,603 (GRCm39) missense probably benign 0.00
R8016:Crb2 UTSW 2 37,676,568 (GRCm39) missense possibly damaging 0.50
R8049:Crb2 UTSW 2 37,683,252 (GRCm39) missense probably benign 0.02
R8090:Crb2 UTSW 2 37,685,503 (GRCm39) missense probably damaging 1.00
R8907:Crb2 UTSW 2 37,685,395 (GRCm39) missense probably benign 0.00
R9010:Crb2 UTSW 2 37,680,698 (GRCm39) missense probably benign 0.01
R9448:Crb2 UTSW 2 37,677,773 (GRCm39) missense probably benign 0.01
R9706:Crb2 UTSW 2 37,681,215 (GRCm39) missense probably damaging 0.98
R9714:Crb2 UTSW 2 37,681,215 (GRCm39) missense probably damaging 0.98
X0025:Crb2 UTSW 2 37,682,221 (GRCm39) missense probably damaging 1.00
Z1176:Crb2 UTSW 2 37,666,383 (GRCm39) missense probably benign
Z1177:Crb2 UTSW 2 37,680,836 (GRCm39) missense possibly damaging 0.71
Z1177:Crb2 UTSW 2 37,677,377 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CCTCAACTCTGTGATGTGGTG -3'
(R):5'- GTTGCCTTAGAAACCCCAGC -3'

Sequencing Primer
(F):5'- GCACTGCTTTTATGAGTGCTC -3'
(R):5'- GTTGCCTTAGAAACCCCAGCATATG -3'
Posted On 2022-03-25