Incidental Mutation 'R1992:Katnip'
ID 223653
Institutional Source Beutler Lab
Gene Symbol Katnip
Ensembl Gene ENSMUSG00000032743
Gene Name katanin interacting protein
Synonyms D430042O09Rik
MMRRC Submission 040003-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1992 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 125307060-125473965 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 125419261 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Serine at position 476 (N476S)
Ref Sequence ENSEMBL: ENSMUSP00000118668 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000069660] [ENSMUST00000124223]
AlphaFold Q8C753
Predicted Effect probably benign
Transcript: ENSMUST00000069660
AA Change: N502S

PolyPhen 2 Score 0.005 (Sensitivity: 0.97; Specificity: 0.74)
SMART Domains Protein: ENSMUSP00000065744
Gene: ENSMUSG00000032743
AA Change: N502S

DomainStartEndE-ValueType
internal_repeat_3 442 586 9.64e-5 PROSPERO
internal_repeat_2 454 607 1.91e-6 PROSPERO
low complexity region 704 718 N/A INTRINSIC
Pfam:DUF4457 909 1099 5.1e-43 PFAM
Pfam:DUF4457 1205 1524 8.4e-149 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000122337
SMART Domains Protein: ENSMUSP00000113734
Gene: ENSMUSG00000032743

DomainStartEndE-ValueType
Pfam:DUF4457 173 344 2.7e-9 PFAM
Pfam:DUF4457 218 394 3.2e-10 PFAM
low complexity region 444 458 N/A INTRINSIC
Pfam:DUF4457 660 742 1.1e-14 PFAM
Pfam:DUF4457 733 863 2.6e-31 PFAM
Pfam:DUF4457 944 1008 5.9e-21 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000124223
AA Change: N476S

PolyPhen 2 Score 0.005 (Sensitivity: 0.97; Specificity: 0.74)
SMART Domains Protein: ENSMUSP00000118668
Gene: ENSMUSG00000032743
AA Change: N476S

DomainStartEndE-ValueType
internal_repeat_3 416 560 8.9e-5 PROSPERO
internal_repeat_2 428 581 1.74e-6 PROSPERO
low complexity region 678 692 N/A INTRINSIC
Pfam:DUF4457 882 1073 1.4e-39 PFAM
Pfam:DUF4457 1179 1498 2.2e-145 PFAM
Meta Mutation Damage Score 0.0757 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.4%
  • 10x: 96.4%
  • 20x: 92.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a novel, evolutionarily conserved, ciliary protein. In human hTERT-RPE1 cells, the protein is found at the base of cilia, decorating the ciliary axoneme, and enriched at the ciliary tip. The protein binds to microtubules in vitro and regulates their stability when it is overexpressed. A null mutation in this gene has been associated with Joubert syndrome, a recessive disorder that is characterized by a distinctive mid-hindbrain and cerebellar malformation and is also often associated with wider ciliopathy symptoms. Consistently, in a serum-starvation ciliogenesis assay, human fibroblast cells derived from patients with the mutation display a reduced number of ciliated cells with abnormally long cilia. [provided by RefSeq, Feb 2016]
PHENOTYPE: Mice homozygous for a gene trapped allele exhibit variable obstructive hydrocephaly and enlarged lateral ventricles resulting from a blockage of cerebrospinal fluid flow in the cerebral aqueduct but show no gross defects in ventricular ependymal cilium structure or motility. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 123 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
2310009B15Rik T C 1: 138,781,380 (GRCm39) T90A probably damaging Het
A930011G23Rik T C 5: 99,381,784 (GRCm39) D326G possibly damaging Het
Abcc2 A T 19: 43,795,581 (GRCm39) I446F probably damaging Het
Adam34l T C 8: 44,080,176 (GRCm39) K16R probably benign Het
Adamts14 A G 10: 61,034,439 (GRCm39) Y1150H probably benign Het
Adgrl2 A G 3: 148,522,880 (GRCm39) I217T possibly damaging Het
Afap1l1 A T 18: 61,874,842 (GRCm39) Y446* probably null Het
Aimp2 G A 5: 143,843,548 (GRCm39) A14V probably damaging Het
Akap8 G A 17: 32,535,586 (GRCm39) H143Y probably damaging Het
Aldh2 A T 5: 121,714,026 (GRCm39) V207E possibly damaging Het
Aoc1l2 T A 6: 48,907,703 (GRCm39) H234Q probably damaging Het
Armc3 T C 2: 19,297,953 (GRCm39) Y575H probably damaging Het
Arpp21 T C 9: 111,986,861 (GRCm39) E230G probably damaging Het
Arrdc3 G A 13: 81,031,808 (GRCm39) D14N probably damaging Het
Atn1 A G 6: 124,722,291 (GRCm39) probably benign Het
Atxn7l1 G A 12: 33,408,743 (GRCm39) D302N probably damaging Het
Bbs1 T A 19: 4,941,736 (GRCm39) H518L probably benign Het
Bltp1 A T 3: 37,054,181 (GRCm39) H3100L probably benign Het
Bmpr1a C A 14: 34,147,050 (GRCm39) G241C probably damaging Het
Cacna1b G A 2: 24,622,318 (GRCm39) P222L probably damaging Het
Calcrl T C 2: 84,200,855 (GRCm39) Y63C probably damaging Het
Cand2 A G 6: 115,762,093 (GRCm39) H173R possibly damaging Het
Cap2 T A 13: 46,791,357 (GRCm39) Y175N possibly damaging Het
Card14 A T 11: 119,212,647 (GRCm39) probably null Het
Cd3d T A 9: 44,896,299 (GRCm39) Y29* probably null Het
Cd4 A G 6: 124,844,651 (GRCm39) V378A possibly damaging Het
Cluh A T 11: 74,550,828 (GRCm39) H318L probably damaging Het
Clvs1 T A 4: 9,281,899 (GRCm39) D114E probably benign Het
Cnot4 T A 6: 35,000,344 (GRCm39) T548S probably benign Het
Col18a1 T C 10: 76,916,988 (GRCm39) I114V unknown Het
Cr2 G A 1: 194,836,458 (GRCm39) P1278S possibly damaging Het
Crebbp A T 16: 3,946,561 (GRCm39) probably null Het
Dnah7a T G 1: 53,621,835 (GRCm39) K1097Q possibly damaging Het
Doc2a T A 7: 126,450,979 (GRCm39) probably null Het
Dpp10 A T 1: 123,832,833 (GRCm39) V48E probably null Het
Dsg2 A G 18: 20,734,530 (GRCm39) K836R probably damaging Het
Egr2 T C 10: 67,375,857 (GRCm39) V164A probably damaging Het
Erbin A T 13: 103,970,221 (GRCm39) S1132T probably benign Het
Espn T A 4: 152,213,012 (GRCm39) probably null Het
Fam83b A G 9: 76,399,304 (GRCm39) S600P probably benign Het
Fanca A T 8: 124,024,551 (GRCm39) N425K possibly damaging Het
Flot2 C T 11: 77,949,445 (GRCm39) L294F probably damaging Het
Frs2 A G 10: 116,910,459 (GRCm39) V301A probably benign Het
Fv1 T A 4: 147,953,618 (GRCm39) N61K possibly damaging Het
Fxr2 A G 11: 69,540,659 (GRCm39) E339G possibly damaging Het
Gck T C 11: 5,856,515 (GRCm39) Y214C probably damaging Het
Golga3 C G 5: 110,340,839 (GRCm39) T551R probably damaging Het
Gorab A G 1: 163,224,625 (GRCm39) S59P probably damaging Het
Gsdme C T 6: 50,185,102 (GRCm39) V451M probably damaging Het
H2-T13 A C 17: 36,391,938 (GRCm39) I216S probably damaging Het
Herc4 T A 10: 63,081,743 (GRCm39) V22E possibly damaging Het
Hjurp GT GTT 1: 88,194,246 (GRCm39) probably null Het
Hoxa2 A T 6: 52,141,576 (GRCm39) S17T probably damaging Het
Hs3st5 A G 10: 36,708,882 (GRCm39) Y139C probably damaging Het
Ism1 G A 2: 139,587,937 (GRCm39) V221I probably benign Het
Kalrn T G 16: 33,796,108 (GRCm39) L1222F probably damaging Het
Kdm4c A G 4: 74,261,631 (GRCm39) D602G possibly damaging Het
Ktn1 A G 14: 47,932,978 (GRCm39) K711E probably damaging Het
Lce1k A T 3: 92,714,125 (GRCm39) C20S unknown Het
Macf1 A G 4: 123,350,488 (GRCm39) S3792P probably damaging Het
Maml3 C T 3: 51,598,178 (GRCm39) M189I probably benign Het
Mcc C A 18: 44,624,382 (GRCm39) E213* probably null Het
Mep1a T G 17: 43,813,573 (GRCm39) I13L probably benign Het
Mkrn2 G T 6: 115,586,562 (GRCm39) C16F probably damaging Het
Mlh1 C T 9: 111,057,631 (GRCm39) A727T probably damaging Het
Muc21 A T 17: 35,929,600 (GRCm39) S1529T probably benign Het
Naa16 T C 14: 79,593,931 (GRCm39) Y344C probably damaging Het
Nebl T A 2: 17,457,321 (GRCm39) I80F probably damaging Het
Nlrc4 T A 17: 74,752,628 (GRCm39) Y585F probably benign Het
Nrcam A G 12: 44,587,753 (GRCm39) K149R probably damaging Het
Nufip1 T A 14: 76,372,287 (GRCm39) I467N probably damaging Het
Nup133 A G 8: 124,632,960 (GRCm39) I1057T possibly damaging Het
Obscn A T 11: 58,886,653 (GRCm39) probably benign Het
Or10ag52 T A 2: 87,043,588 (GRCm39) C117* probably null Het
Or5k1 A G 16: 58,617,309 (GRCm39) V300A probably benign Het
Or5k14 A C 16: 58,692,874 (GRCm39) I213R probably benign Het
Pi4k2a A T 19: 42,104,377 (GRCm39) I380F probably damaging Het
Piezo2 A T 18: 63,207,733 (GRCm39) L1426Q probably null Het
Pik3cg A T 12: 32,254,024 (GRCm39) D654E possibly damaging Het
Poli G T 18: 70,642,058 (GRCm39) P714Q probably damaging Het
Polr3f A G 2: 144,378,230 (GRCm39) N201D probably benign Het
Prorp A G 12: 55,384,991 (GRCm39) D89G probably damaging Het
Ptprz1 A T 6: 22,959,747 (GRCm39) K81N probably benign Het
Rbm19 T C 5: 120,271,948 (GRCm39) probably null Het
Sec24a C T 11: 51,627,190 (GRCm39) V241I probably benign Het
Sgk3 A G 1: 9,950,567 (GRCm39) T160A possibly damaging Het
Slc1a4 A G 11: 20,254,375 (GRCm39) I497T probably benign Het
Slc26a9 A T 1: 131,690,532 (GRCm39) D512V probably damaging Het
Slc43a3 C T 2: 84,788,084 (GRCm39) R489C probably damaging Het
Slc5a12 T A 2: 110,452,089 (GRCm39) F327L probably benign Het
Slitrk3 A G 3: 72,957,104 (GRCm39) V556A possibly damaging Het
Spata6l A G 19: 28,926,024 (GRCm39) F130L probably damaging Het
Spib T C 7: 44,178,281 (GRCm39) E180G probably benign Het
Spint2 T A 7: 28,958,833 (GRCm39) N128Y probably damaging Het
Spx G A 6: 142,364,245 (GRCm39) G102E probably benign Het
Spz1 T A 13: 92,712,166 (GRCm39) E103D possibly damaging Het
Sstr2 T C 11: 113,515,495 (GRCm39) I138T probably benign Het
Sytl3 T A 17: 7,000,448 (GRCm39) I206N possibly damaging Het
Tcaf2 T C 6: 42,606,791 (GRCm39) T388A probably benign Het
Tdpoz8 G T 3: 92,981,344 (GRCm39) A121S probably benign Het
Thap12 T C 7: 98,365,572 (GRCm39) V580A possibly damaging Het
Tlr5 T A 1: 182,801,912 (GRCm39) D405E probably damaging Het
Tnxb T C 17: 34,890,878 (GRCm39) V407A probably damaging Het
Tpx2 T A 2: 152,732,544 (GRCm39) M606K probably benign Het
Trim43a T G 9: 88,466,312 (GRCm39) L211R probably damaging Het
Trim46 A T 3: 89,145,008 (GRCm39) Y489N probably damaging Het
Ttc28 C T 5: 111,424,188 (GRCm39) S1485L probably benign Het
Ttll8 T C 15: 88,798,654 (GRCm39) T694A probably benign Het
Txnl1 T C 18: 63,812,585 (GRCm39) T70A probably benign Het
Ube3a C T 7: 58,953,535 (GRCm39) A823V probably damaging Het
Ubqln5 C A 7: 103,778,741 (GRCm39) V28F probably damaging Het
Ulk1 T A 5: 110,935,017 (GRCm39) Q972L probably damaging Het
Unc93b1 T C 19: 3,994,062 (GRCm39) Y398H probably benign Het
Usp1 A G 4: 98,822,531 (GRCm39) D615G probably benign Het
Utp15 A G 13: 98,387,420 (GRCm39) C385R probably benign Het
Vmn2r91 T A 17: 18,356,142 (GRCm39) V603D probably damaging Het
Whamm C T 7: 81,241,519 (GRCm39) R277* probably null Het
Wnt8a A G 18: 34,677,937 (GRCm39) D115G probably damaging Het
Yjefn3 A T 8: 70,341,645 (GRCm39) probably null Het
Ywhab A T 2: 163,853,807 (GRCm39) I95F probably damaging Het
Zfp143 C T 7: 109,660,489 (GRCm39) probably benign Het
Zfp607b C G 7: 27,401,949 (GRCm39) T135R possibly damaging Het
Zfp970 A G 2: 177,166,663 (GRCm39) Q79R possibly damaging Het
Other mutations in Katnip
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00697:Katnip APN 7 125,394,622 (GRCm39) missense possibly damaging 0.75
IGL00950:Katnip APN 7 125,442,393 (GRCm39) missense probably benign
IGL01089:Katnip APN 7 125,394,485 (GRCm39) missense probably damaging 1.00
IGL01099:Katnip APN 7 125,464,492 (GRCm39) missense probably damaging 1.00
IGL01449:Katnip APN 7 125,469,857 (GRCm39) missense probably damaging 1.00
IGL01545:Katnip APN 7 125,352,143 (GRCm39) critical splice acceptor site probably null
IGL01937:Katnip APN 7 125,453,777 (GRCm39) missense probably benign 0.13
IGL01949:Katnip APN 7 125,361,014 (GRCm39) nonsense probably null
IGL02096:Katnip APN 7 125,413,993 (GRCm39) missense probably benign 0.09
IGL02148:Katnip APN 7 125,472,648 (GRCm39) splice site probably null
IGL02274:Katnip APN 7 125,369,742 (GRCm39) critical splice acceptor site probably null
IGL02323:Katnip APN 7 125,442,001 (GRCm39) missense probably benign 0.04
IGL02574:Katnip APN 7 125,428,925 (GRCm39) missense possibly damaging 0.48
IGL02639:Katnip APN 7 125,471,964 (GRCm39) missense probably damaging 1.00
IGL02833:Katnip APN 7 125,449,584 (GRCm39) nonsense probably null
IGL03003:Katnip APN 7 125,451,132 (GRCm39) missense probably damaging 1.00
IGL03011:Katnip APN 7 125,451,174 (GRCm39) missense probably benign 0.01
IGL03332:Katnip APN 7 125,419,277 (GRCm39) nonsense probably null
IGL03368:Katnip APN 7 125,468,030 (GRCm39) intron probably benign
E0370:Katnip UTSW 7 125,449,474 (GRCm39) missense probably benign 0.06
PIT4498001:Katnip UTSW 7 125,412,768 (GRCm39) missense probably benign
R0033:Katnip UTSW 7 125,360,999 (GRCm39) missense possibly damaging 0.77
R0033:Katnip UTSW 7 125,360,999 (GRCm39) missense possibly damaging 0.77
R0234:Katnip UTSW 7 125,394,557 (GRCm39) missense probably benign 0.00
R0234:Katnip UTSW 7 125,394,557 (GRCm39) missense probably benign 0.00
R0472:Katnip UTSW 7 125,472,139 (GRCm39) missense probably damaging 0.98
R0479:Katnip UTSW 7 125,442,518 (GRCm39) missense probably benign 0.20
R1195:Katnip UTSW 7 125,465,654 (GRCm39) missense probably damaging 1.00
R1195:Katnip UTSW 7 125,465,654 (GRCm39) missense probably damaging 1.00
R1195:Katnip UTSW 7 125,465,654 (GRCm39) missense probably damaging 1.00
R1223:Katnip UTSW 7 125,359,595 (GRCm39) missense possibly damaging 0.75
R1299:Katnip UTSW 7 125,451,195 (GRCm39) missense probably benign
R1331:Katnip UTSW 7 125,465,627 (GRCm39) missense probably benign 0.00
R1484:Katnip UTSW 7 125,415,743 (GRCm39) splice site probably benign
R1507:Katnip UTSW 7 125,465,524 (GRCm39) missense probably damaging 1.00
R1562:Katnip UTSW 7 125,442,020 (GRCm39) missense probably damaging 1.00
R2008:Katnip UTSW 7 125,459,738 (GRCm39) missense probably damaging 1.00
R2010:Katnip UTSW 7 125,472,128 (GRCm39) missense possibly damaging 0.93
R2147:Katnip UTSW 7 125,464,492 (GRCm39) missense probably damaging 1.00
R2508:Katnip UTSW 7 125,394,515 (GRCm39) missense probably benign
R3015:Katnip UTSW 7 125,465,512 (GRCm39) missense probably damaging 1.00
R3794:Katnip UTSW 7 125,419,261 (GRCm39) missense probably benign 0.00
R3795:Katnip UTSW 7 125,419,261 (GRCm39) missense probably benign 0.00
R4043:Katnip UTSW 7 125,467,913 (GRCm39) missense probably benign 0.30
R4044:Katnip UTSW 7 125,467,913 (GRCm39) missense probably benign 0.30
R4692:Katnip UTSW 7 125,466,841 (GRCm39) critical splice donor site probably null
R4772:Katnip UTSW 7 125,464,523 (GRCm39) missense probably damaging 0.96
R5155:Katnip UTSW 7 125,471,356 (GRCm39) missense probably damaging 1.00
R5467:Katnip UTSW 7 125,442,527 (GRCm39) missense possibly damaging 0.65
R5551:Katnip UTSW 7 125,419,249 (GRCm39) missense probably damaging 1.00
R5560:Katnip UTSW 7 125,453,733 (GRCm39) missense probably benign 0.00
R5662:Katnip UTSW 7 125,441,875 (GRCm39) missense probably benign 0.00
R5667:Katnip UTSW 7 125,442,627 (GRCm39) critical splice donor site probably null
R5838:Katnip UTSW 7 125,466,827 (GRCm39) missense possibly damaging 0.88
R5958:Katnip UTSW 7 125,412,807 (GRCm39) missense probably benign 0.01
R5983:Katnip UTSW 7 125,449,545 (GRCm39) missense probably damaging 1.00
R6084:Katnip UTSW 7 125,414,037 (GRCm39) missense probably benign
R6241:Katnip UTSW 7 125,472,006 (GRCm39) missense probably benign 0.00
R6298:Katnip UTSW 7 125,469,869 (GRCm39) missense probably benign 0.11
R6345:Katnip UTSW 7 125,352,159 (GRCm39) missense probably damaging 0.97
R6554:Katnip UTSW 7 125,449,914 (GRCm39) missense probably damaging 1.00
R6715:Katnip UTSW 7 125,361,001 (GRCm39) nonsense probably null
R6745:Katnip UTSW 7 125,369,822 (GRCm39) missense probably benign 0.00
R7178:Katnip UTSW 7 125,465,499 (GRCm39) missense probably benign 0.00
R7210:Katnip UTSW 7 125,471,411 (GRCm39) missense probably damaging 1.00
R7404:Katnip UTSW 7 125,464,434 (GRCm39) missense probably damaging 1.00
R7561:Katnip UTSW 7 125,441,894 (GRCm39) missense probably benign
R7571:Katnip UTSW 7 125,307,193 (GRCm39) unclassified probably benign
R7584:Katnip UTSW 7 125,469,838 (GRCm39) missense probably damaging 0.99
R7629:Katnip UTSW 7 125,394,422 (GRCm39) missense probably damaging 0.96
R7676:Katnip UTSW 7 125,449,549 (GRCm39) missense probably benign 0.26
R7748:Katnip UTSW 7 125,428,973 (GRCm39) missense probably benign 0.00
R7786:Katnip UTSW 7 125,464,466 (GRCm39) missense probably benign 0.19
R8058:Katnip UTSW 7 125,442,188 (GRCm39) missense probably benign 0.17
R8154:Katnip UTSW 7 125,412,802 (GRCm39) missense probably damaging 0.98
R8204:Katnip UTSW 7 125,449,914 (GRCm39) missense probably damaging 1.00
R8359:Katnip UTSW 7 125,468,023 (GRCm39) critical splice donor site probably null
R8700:Katnip UTSW 7 125,429,042 (GRCm39) splice site probably benign
R8812:Katnip UTSW 7 125,396,867 (GRCm39) missense probably benign 0.26
R8942:Katnip UTSW 7 125,449,975 (GRCm39) missense probably damaging 1.00
R9216:Katnip UTSW 7 125,471,926 (GRCm39) missense probably damaging 1.00
R9254:Katnip UTSW 7 125,469,848 (GRCm39) missense probably damaging 1.00
R9263:Katnip UTSW 7 125,469,867 (GRCm39) missense probably damaging 1.00
R9379:Katnip UTSW 7 125,469,848 (GRCm39) missense probably damaging 1.00
R9601:Katnip UTSW 7 125,442,092 (GRCm39) missense probably benign 0.04
R9657:Katnip UTSW 7 125,441,956 (GRCm39) missense probably benign
U24488:Katnip UTSW 7 125,369,853 (GRCm39) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- ATCATGAGGCTGGATGCTGG -3'
(R):5'- TGACAGCATTCCTCCCCAAG -3'

Sequencing Primer
(F):5'- ATGCTGGATGAAGGCCCTG -3'
(R):5'- GCCAAAACTACACCCTCATTGG -3'
Posted On 2014-08-25