Incidental Mutation 'R1562:Katnip'
ID 170679
Institutional Source Beutler Lab
Gene Symbol Katnip
Ensembl Gene ENSMUSG00000032743
Gene Name katanin interacting protein
Synonyms D430042O09Rik
MMRRC Submission 039601-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1562 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 125307060-125473965 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 125442020 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Tyrosine at position 643 (S643Y)
Ref Sequence ENSEMBL: ENSMUSP00000118668 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000069660] [ENSMUST00000124223]
AlphaFold Q8C753
Predicted Effect probably damaging
Transcript: ENSMUST00000069660
AA Change: S669Y

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000065744
Gene: ENSMUSG00000032743
AA Change: S669Y

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 damaging
Transcript: ENSMUST00000124223
AA Change: S643Y

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000118668
Gene: ENSMUSG00000032743
AA Change: S643Y

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
Predicted Effect noncoding transcript
Transcript: ENSMUST00000205462
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.2%
  • 10x: 95.8%
  • 20x: 91.0%
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: 64 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca2 A G 2: 25,336,331 (GRCm39) I2201V probably benign Het
Adam22 T C 5: 8,145,007 (GRCm39) N817S probably damaging Het
Alox12 C A 11: 70,140,991 (GRCm39) R348L probably damaging Het
Asb17 A T 3: 153,559,143 (GRCm39) T285S probably benign Het
Casp4 T C 9: 5,324,733 (GRCm39) S182P possibly damaging Het
Cenpe T C 3: 134,944,155 (GRCm39) M985T possibly damaging Het
Clcn1 C T 6: 42,277,169 (GRCm39) P420L probably benign Het
Coro2a T C 4: 46,548,917 (GRCm39) I126V probably benign Het
Cubn T C 2: 13,432,778 (GRCm39) Y1181C probably damaging Het
Cyp2d22 A T 15: 82,258,179 (GRCm39) L147Q probably damaging Het
Dna2 C T 10: 62,784,966 (GRCm39) R28W probably benign Het
Ecm1 G A 3: 95,643,275 (GRCm39) R342C probably damaging Het
Fat2 T C 11: 55,200,800 (GRCm39) N758S probably damaging Het
Fbxo43 T C 15: 36,163,162 (GRCm39) D15G probably damaging Het
Flt3 T C 5: 147,281,323 (GRCm39) E803G probably damaging Het
Folr1 T G 7: 101,507,801 (GRCm39) D213A probably damaging Het
Fus T C 7: 127,579,094 (GRCm39) V359A probably damaging Het
Gabrb3 C T 7: 57,415,262 (GRCm39) R111* probably null Het
Gm17324 T C 9: 78,355,964 (GRCm39) probably benign Het
Hormad2 A T 11: 4,358,848 (GRCm39) probably null Het
Ifi27l2b T A 12: 103,422,780 (GRCm39) probably null Het
Isg20 G T 7: 78,569,891 (GRCm39) C176F probably benign Het
Krt15 C A 11: 100,024,007 (GRCm39) V346L probably benign Het
Liat1 A T 11: 75,894,024 (GRCm39) I134F probably damaging Het
Med13l A G 5: 118,876,584 (GRCm39) K920R probably damaging Het
Mlh3 A T 12: 85,313,694 (GRCm39) F831I probably benign Het
Mtmr9 A G 14: 63,771,786 (GRCm39) S267P probably benign Het
Mybpc1 C T 10: 88,389,193 (GRCm39) A406T probably damaging Het
Myh1 T C 11: 67,102,196 (GRCm39) M829T probably benign Het
Myo10 A G 15: 25,780,497 (GRCm39) Q209R possibly damaging Het
Nceh1 T A 3: 27,293,701 (GRCm39) V153D probably damaging Het
Oog3 A T 4: 143,889,169 (GRCm39) I3N probably damaging Het
Or1j19 A G 2: 36,676,696 (GRCm39) D53G probably damaging Het
Or2ag1b C T 7: 106,288,187 (GRCm39) M250I probably benign Het
Or4c103 T A 2: 88,513,423 (GRCm39) I218F probably benign Het
Or8c20 C A 9: 38,260,658 (GRCm39) S87* probably null Het
Pcnt G A 10: 76,203,164 (GRCm39) T2646M probably benign Het
Phf10 A T 17: 15,166,512 (GRCm39) C453S probably damaging Het
Plcb4 T A 2: 135,812,367 (GRCm39) probably null Het
Plekhh1 A G 12: 79,123,482 (GRCm39) H1185R probably benign Het
Prmt3 G T 7: 49,476,602 (GRCm39) V404L probably benign Het
Ptprb T A 10: 116,175,372 (GRCm39) D1122E probably benign Het
Rars1 A G 11: 35,711,921 (GRCm39) probably null Het
Rasa2 G T 9: 96,427,803 (GRCm39) N687K possibly damaging Het
Rbm11 A G 16: 75,393,423 (GRCm39) T40A probably damaging Het
Rem2 T C 14: 54,713,775 (GRCm39) V16A probably benign Het
Rlf A T 4: 121,007,588 (GRCm39) M574K possibly damaging Het
Rpap3 A T 15: 97,592,098 (GRCm39) V186D possibly damaging Het
Sertad3 G A 7: 27,176,048 (GRCm39) E161K probably damaging Het
Sh3gl2 T C 4: 85,304,130 (GRCm39) S278P probably benign Het
Strn3 T C 12: 51,680,401 (GRCm39) T400A probably benign Het
Sycp2 A T 2: 178,024,178 (GRCm39) I402N probably damaging Het
Synj1 C T 16: 90,784,290 (GRCm39) V283I probably benign Het
Tas2r108 A G 6: 40,471,000 (GRCm39) probably null Het
Ttpal A G 2: 163,457,323 (GRCm39) N265S probably benign Het
Unc80 G A 1: 66,677,116 (GRCm39) G2015D probably damaging Het
Upf1 C T 8: 70,796,017 (GRCm39) W138* probably null Het
Vmn1r25 T G 6: 57,955,786 (GRCm39) M168L probably benign Het
Vmn2r18 A T 5: 151,510,301 (GRCm39) F24Y probably benign Het
Vmn2r4 G T 3: 64,296,865 (GRCm39) T640N probably damaging Het
Wdr75 T A 1: 45,843,030 (GRCm39) probably null Het
Zdbf2 T G 1: 63,342,747 (GRCm39) S375R possibly damaging Het
Zfp648 A G 1: 154,080,138 (GRCm39) Q99R probably benign Het
Zfp964 C T 8: 70,115,654 (GRCm39) P85S probably benign 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
R1992:Katnip UTSW 7 125,419,261 (GRCm39) missense probably benign 0.00
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'- TCTGATTGTACCATCCCCGTGGAC -3'
(R):5'- TCCCTGCTAGAGAAGGCTGTAACC -3'

Sequencing Primer
(F):5'- CCGTGGACCTTCAGAGAGAG -3'
(R):5'- TGTTGGATCAAAGAGGGCTCC -3'
Posted On 2014-04-13