Incidental Mutation 'R9706:Crb2'
ID 729787
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 # R9706 (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 37681215 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Aspartic acid at position 686 (G686D)
Ref Sequence ENSEMBL: ENSMUSP00000058007 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000050372]
AlphaFold Q80YA8
Predicted Effect probably damaging
Transcript: ENSMUST00000050372
AA Change: G686D

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000058007
Gene: ENSMUSG00000035403
AA Change: G686D

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: 99.3%
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: 53 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adam20 G A 8: 41,248,490 (GRCm39) R200H probably benign Het
Atad3a C T 4: 155,834,929 (GRCm39) probably null Het
Atg16l1 T C 1: 87,713,977 (GRCm39) F463L possibly damaging Het
Camsap3 C T 8: 3,658,689 (GRCm39) T1209I possibly damaging Het
Cldn10 T A 14: 119,099,189 (GRCm39) M101K probably damaging Het
Creb3 T A 4: 43,565,520 (GRCm39) L209* probably null Het
Crocc C A 4: 140,746,046 (GRCm39) R1855L possibly damaging Het
Decr2 A T 17: 26,302,869 (GRCm39) M169K probably benign Het
Defb22 T C 2: 152,327,820 (GRCm39) T122A unknown Het
Dnaaf6rt A C 1: 31,262,252 (GRCm39) E78A possibly damaging Het
Dnah17 A T 11: 118,017,026 (GRCm39) I238N probably damaging Het
Efcab14 T A 4: 115,625,901 (GRCm39) S457T possibly damaging Het
Ephb3 A T 16: 21,039,193 (GRCm39) I604F probably damaging Het
Fam184a T C 10: 53,575,249 (GRCm39) D120G probably damaging Het
Fcrlb T A 1: 170,735,474 (GRCm39) T267S possibly damaging Het
Gm15446 A T 5: 110,091,161 (GRCm39) Q471L probably damaging Het
H2-Q4 A T 17: 35,599,129 (GRCm39) Y133F probably damaging Het
H2-T24 A T 17: 36,325,735 (GRCm39) H285Q probably benign Het
Hc A C 2: 34,914,196 (GRCm39) V837G probably damaging Het
Hmcn2 G A 2: 31,305,279 (GRCm39) V3151I probably benign Het
Inpp5e T A 2: 26,292,126 (GRCm39) M311L probably benign Het
Inpp5j A G 11: 3,449,960 (GRCm39) F644S possibly damaging Het
Krt79 T G 15: 101,839,196 (GRCm39) E424D probably benign Het
Lingo3 A T 10: 80,670,288 (GRCm39) F547L probably damaging Het
Lrrc47 T G 4: 154,096,487 (GRCm39) L94R probably damaging Het
Lrriq1 A G 10: 102,881,902 (GRCm39) F155S Het
Masp2 A G 4: 148,696,597 (GRCm39) E398G probably benign Het
Mcm3ap C T 10: 76,312,352 (GRCm39) S477L probably damaging Het
Mllt10 T C 2: 18,151,655 (GRCm39) V256A possibly damaging Het
Muc1 T A 3: 89,138,888 (GRCm39) I499K probably benign Het
Nup50 G A 15: 84,811,648 (GRCm39) probably null Het
Or13a21 A T 7: 139,999,266 (GRCm39) I140N probably damaging Het
Or4p20 T A 2: 88,253,779 (GRCm39) M197L probably benign Het
Or52e18 A G 7: 104,609,195 (GRCm39) V248A probably damaging Het
Or5ar1 T A 2: 85,671,658 (GRCm39) H159L probably damaging Het
Pclo A T 5: 14,905,683 (GRCm39) H4971L unknown Het
Pcsk1 G T 13: 75,247,473 (GRCm39) probably null Het
Pik3r5 C A 11: 68,381,426 (GRCm39) T204N probably benign Het
Prrc2b T C 2: 32,107,300 (GRCm39) V1621A probably benign Het
Ptchd4 A G 17: 42,814,806 (GRCm39) *902W probably null Het
R3hdm2 A G 10: 127,334,298 (GRCm39) D907G probably benign Het
R3hdm4 A T 10: 79,752,655 (GRCm39) probably null Het
Rbpms2 C T 9: 65,558,285 (GRCm39) A107V probably benign Het
Rgs14 G A 13: 55,531,934 (GRCm39) E544K probably benign Het
Sacs C T 14: 61,445,822 (GRCm39) Q2623* probably null Het
Sec16b G A 1: 157,378,695 (GRCm39) probably null Het
Spire1 C T 18: 67,636,508 (GRCm39) R386Q probably benign Het
Sqle A T 15: 59,201,625 (GRCm39) Y492F probably damaging Het
Stk38l C T 6: 146,677,104 (GRCm39) T427I probably benign Het
Tbx5 C A 5: 119,979,909 (GRCm39) L152I probably benign Het
Vmn2r101 T C 17: 19,809,925 (GRCm39) M237T probably damaging Het
Vmn2r58 A T 7: 41,510,000 (GRCm39) F526I probably damaging Het
Vwf G A 6: 125,601,536 (GRCm39) R826Q 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
R9291:Crb2 UTSW 2 37,682,213 (GRCm39) missense probably damaging 0.99
R9448:Crb2 UTSW 2 37,677,773 (GRCm39) missense probably benign 0.01
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'- AGGTAGCGTAAATGCTGGGC -3'
(R):5'- GGTGTCATCAGGGTAGAACCTC -3'

Sequencing Primer
(F):5'- TAAATGCTGGGCCCCTAAGC -3'
(R):5'- CCACATACAGCCGCTGG -3'
Posted On 2022-10-06