Incidental Mutation 'R6881:Knl1'
ID 536650
Institutional Source Beutler Lab
Gene Symbol Knl1
Ensembl Gene ENSMUSG00000027326
Gene Name kinetochore scaffold 1
Synonyms Casc5, 2310043D08Rik, 5730505K17Rik
MMRRC Submission 045030-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6881 (G1)
Quality Score 225.009
Status Validated
Chromosome 2
Chromosomal Location 118877600-118935982 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 118925665 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 1898 (I1898T)
Ref Sequence ENSEMBL: ENSMUSP00000097140 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000028802] [ENSMUST00000099542]
AlphaFold Q66JQ7
Predicted Effect possibly damaging
Transcript: ENSMUST00000028802
AA Change: I1898T

PolyPhen 2 Score 0.672 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000028802
Gene: ENSMUSG00000027326
AA Change: I1898T

DomainStartEndE-ValueType
low complexity region 49 58 N/A INTRINSIC
internal_repeat_1 98 304 1.57e-6 PROSPERO
low complexity region 426 433 N/A INTRINSIC
internal_repeat_1 610 824 1.57e-6 PROSPERO
low complexity region 883 894 N/A INTRINSIC
low complexity region 1148 1159 N/A INTRINSIC
low complexity region 1621 1644 N/A INTRINSIC
coiled coil region 1724 1755 N/A INTRINSIC
low complexity region 1836 1850 N/A INTRINSIC
low complexity region 1864 1878 N/A INTRINSIC
PDB:4NF9|B 1899 2119 1e-115 PDB
Predicted Effect possibly damaging
Transcript: ENSMUST00000099542
AA Change: I1898T

PolyPhen 2 Score 0.672 (Sensitivity: 0.86; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000097140
Gene: ENSMUSG00000027326
AA Change: I1898T

DomainStartEndE-ValueType
low complexity region 49 58 N/A INTRINSIC
internal_repeat_1 98 304 1.57e-6 PROSPERO
low complexity region 426 433 N/A INTRINSIC
internal_repeat_1 610 824 1.57e-6 PROSPERO
low complexity region 883 894 N/A INTRINSIC
low complexity region 1148 1159 N/A INTRINSIC
low complexity region 1621 1644 N/A INTRINSIC
coiled coil region 1724 1755 N/A INTRINSIC
low complexity region 1836 1850 N/A INTRINSIC
low complexity region 1864 1878 N/A INTRINSIC
PDB:4NF9|B 1899 2119 1e-115 PDB
Meta Mutation Damage Score 0.1712 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.4%
  • 20x: 98.2%
Validation Efficiency 98% (53/54)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a component of the multiprotein assembly that is required for creation of kinetochore-microtubule attachments and chromosome segregation. The encoded protein functions as a scaffold for proteins that influence the spindle assembly checkpoint during the eukaryotic cell cycle and it interacts with at least five different kinetochore proteins and two checkpoint kinases. In adults, this gene is predominantly expressed in normal testes, various cancer cell lines and primary tumors from other tissues and is ubiquitously expressed in fetal tissues. This gene was originally identified as a fusion partner with the mixed-lineage leukemia (MLL) gene in t(11;15)(q23;q14). Mutations in this gene cause autosomal recessive primary microcephaly-4 (MCPH4). Alternative splicing results in multiple transcript variants encoding different isoforms. Additional splice variants have been described but their biological validity has not been confirmed. [provided by RefSeq, Jan 2013]
PHENOTYPE: Mice homozygous for a transgenic gene disruption exhibit embryonic lethality at E6. Mice homozygous for an ENU-induced allele exhibit possible embryonic lethality. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 51 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4931406C07Rik A C 9: 15,202,061 (GRCm39) C187G possibly damaging Het
Abhd16a C T 17: 35,315,577 (GRCm39) T208I probably benign Het
Ahcyl1 A T 3: 107,575,425 (GRCm39) H425Q probably damaging Het
Ankrd22 T A 19: 34,126,782 (GRCm39) N16I probably damaging Het
Cc2d2b A G 19: 40,813,483 (GRCm39) E1321G probably damaging Het
Ccdc7b A G 8: 129,799,028 (GRCm39) E35G probably damaging Het
Chsy3 A G 18: 59,312,480 (GRCm39) I318V probably damaging Het
Clrn2 G A 5: 45,611,164 (GRCm39) W4* probably null Het
Cmip T C 8: 118,163,334 (GRCm39) I355T possibly damaging Het
Cmya5 C T 13: 93,226,800 (GRCm39) V2763M probably damaging Het
Cnnm2 T C 19: 46,865,658 (GRCm39) S749P probably damaging Het
Cyp1a1 G T 9: 57,608,002 (GRCm39) R210L possibly damaging Het
Dmxl1 G A 18: 50,068,372 (GRCm39) S2715N probably benign Het
Dync1h1 T C 12: 110,590,995 (GRCm39) L1021P probably damaging Het
Ecm2 C T 13: 49,683,818 (GRCm39) Q599* probably null Het
Galnt11 G T 5: 25,455,097 (GRCm39) K144N possibly damaging Het
Gm45861 A G 8: 28,025,279 (GRCm39) probably null Het
Kcnk18 T A 19: 59,208,390 (GRCm39) D75E probably benign Het
Kcnk2 C T 1: 188,942,187 (GRCm39) V346M probably benign Het
Klhl33 T A 14: 51,128,929 (GRCm39) M767L probably benign Het
Lama5 G A 2: 179,833,455 (GRCm39) P1519L probably damaging Het
Lamp3 T C 16: 19,518,368 (GRCm39) T290A probably benign Het
Larp1 T A 11: 57,940,849 (GRCm39) D658E probably damaging Het
Macf1 T A 4: 123,326,246 (GRCm39) I3521F probably damaging Het
Med12l T C 3: 59,174,586 (GRCm39) S1835P probably benign Het
Mef2c C A 13: 83,741,061 (GRCm39) N73K probably damaging Het
Mtmr3 T C 11: 4,439,725 (GRCm39) S572G probably benign Het
Neto2 A T 8: 86,367,185 (GRCm39) S520T probably damaging Het
Or10ak16 A G 4: 118,750,304 (GRCm39) N8S probably damaging Het
Or1o4 A G 17: 37,591,200 (GRCm39) L37S probably benign Het
Or4c110 A T 2: 88,832,281 (GRCm39) M117K probably damaging Het
P3h2 G A 16: 25,811,495 (GRCm39) R243C probably damaging Het
Pld1 T C 3: 28,132,563 (GRCm39) S584P possibly damaging Het
Prkcz T C 4: 155,353,513 (GRCm39) N278S possibly damaging Het
Radil A G 5: 142,472,672 (GRCm39) S913P probably benign Het
Retreg2 A C 1: 75,123,083 (GRCm39) Q337P probably damaging Het
Sh3gl3 A G 7: 81,956,178 (GRCm39) E305G possibly damaging Het
Shank1 G T 7: 44,001,217 (GRCm39) D979Y unknown Het
Slc35a5 A T 16: 44,964,443 (GRCm39) N263K possibly damaging Het
Slc4a7 A T 14: 14,737,452 (GRCm38) M127L probably benign Het
Slc8a2 G A 7: 15,891,282 (GRCm39) G774E probably damaging Het
Smim45 C A 15: 82,143,786 (GRCm39) H3N possibly damaging Het
Snap91 A G 9: 86,655,646 (GRCm39) S847P possibly damaging Het
Stoml1 T C 9: 58,168,177 (GRCm39) L296P probably damaging Het
Tap1 G T 17: 34,407,008 (GRCm39) G52V probably damaging Het
Tent4b T C 8: 88,977,416 (GRCm39) V363A possibly damaging Het
Tnfrsf11b T C 15: 54,117,539 (GRCm39) R239G probably benign Het
Ttn T C 2: 76,536,846 (GRCm39) Y34993C probably damaging Het
Uchl1 T C 5: 66,841,065 (GRCm39) F165L probably damaging Het
Xrcc1 C T 7: 24,246,776 (GRCm39) Q15* probably null Het
Zkscan7 C G 9: 122,717,766 (GRCm39) Q54E possibly damaging Het
Other mutations in Knl1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00272:Knl1 APN 2 118,894,564 (GRCm39) missense probably damaging 0.96
IGL00582:Knl1 APN 2 118,932,980 (GRCm39) missense probably benign 0.19
IGL00666:Knl1 APN 2 118,900,945 (GRCm39) missense probably damaging 0.96
IGL01062:Knl1 APN 2 118,907,461 (GRCm39) missense probably benign 0.33
IGL01395:Knl1 APN 2 118,902,047 (GRCm39) missense probably damaging 0.96
IGL01604:Knl1 APN 2 118,900,482 (GRCm39) missense probably damaging 1.00
IGL01996:Knl1 APN 2 118,934,542 (GRCm39) missense probably damaging 1.00
IGL02086:Knl1 APN 2 118,931,255 (GRCm39) missense probably benign 0.40
IGL02105:Knl1 APN 2 118,902,289 (GRCm39) missense probably benign
IGL02106:Knl1 APN 2 118,902,489 (GRCm39) missense possibly damaging 0.89
IGL02201:Knl1 APN 2 118,899,633 (GRCm39) missense probably benign 0.01
IGL02252:Knl1 APN 2 118,903,021 (GRCm39) missense probably damaging 1.00
IGL02414:Knl1 APN 2 118,900,804 (GRCm39) missense possibly damaging 0.83
IGL02655:Knl1 APN 2 118,901,473 (GRCm39) missense possibly damaging 0.62
IGL02682:Knl1 APN 2 118,908,450 (GRCm39) missense possibly damaging 0.86
IGL02710:Knl1 APN 2 118,901,411 (GRCm39) missense probably damaging 0.99
IGL02877:Knl1 APN 2 118,919,312 (GRCm39) missense probably benign 0.08
IGL03100:Knl1 APN 2 118,931,251 (GRCm39) missense probably damaging 0.99
IGL03210:Knl1 APN 2 118,901,098 (GRCm39) missense probably benign 0.02
IGL03138:Knl1 UTSW 2 118,902,840 (GRCm39) missense probably damaging 0.96
R0023:Knl1 UTSW 2 118,933,030 (GRCm39) missense possibly damaging 0.73
R0064:Knl1 UTSW 2 118,906,724 (GRCm39) missense probably benign 0.00
R0064:Knl1 UTSW 2 118,906,724 (GRCm39) missense probably benign 0.00
R0078:Knl1 UTSW 2 118,900,373 (GRCm39) missense probably benign 0.16
R0178:Knl1 UTSW 2 118,888,886 (GRCm39) splice site probably benign
R0295:Knl1 UTSW 2 118,919,320 (GRCm39) missense probably damaging 1.00
R0433:Knl1 UTSW 2 118,934,542 (GRCm39) missense probably damaging 0.96
R0453:Knl1 UTSW 2 118,898,869 (GRCm39) missense probably damaging 1.00
R0569:Knl1 UTSW 2 118,927,916 (GRCm39) missense possibly damaging 0.95
R0827:Knl1 UTSW 2 118,919,382 (GRCm39) splice site probably benign
R0920:Knl1 UTSW 2 118,900,309 (GRCm39) missense probably benign 0.00
R1120:Knl1 UTSW 2 118,892,856 (GRCm39) missense probably damaging 0.99
R1155:Knl1 UTSW 2 118,901,635 (GRCm39) missense possibly damaging 0.90
R1204:Knl1 UTSW 2 118,901,670 (GRCm39) missense probably benign 0.00
R1241:Knl1 UTSW 2 118,903,054 (GRCm39) missense probably benign 0.03
R1387:Knl1 UTSW 2 118,901,211 (GRCm39) missense possibly damaging 0.93
R1448:Knl1 UTSW 2 118,898,788 (GRCm39) missense probably damaging 1.00
R1469:Knl1 UTSW 2 118,901,827 (GRCm39) missense possibly damaging 0.73
R1469:Knl1 UTSW 2 118,901,827 (GRCm39) missense possibly damaging 0.73
R1719:Knl1 UTSW 2 118,902,219 (GRCm39) missense probably benign 0.01
R1721:Knl1 UTSW 2 118,906,815 (GRCm39) missense probably damaging 1.00
R2128:Knl1 UTSW 2 118,902,300 (GRCm39) missense possibly damaging 0.79
R2170:Knl1 UTSW 2 118,918,075 (GRCm39) critical splice donor site probably null
R2227:Knl1 UTSW 2 118,902,481 (GRCm39) missense probably damaging 0.97
R2246:Knl1 UTSW 2 118,902,708 (GRCm39) missense probably damaging 1.00
R2275:Knl1 UTSW 2 118,902,762 (GRCm39) missense probably damaging 0.99
R2508:Knl1 UTSW 2 118,888,849 (GRCm39) nonsense probably null
R3115:Knl1 UTSW 2 118,900,872 (GRCm39) missense possibly damaging 0.53
R3122:Knl1 UTSW 2 118,899,425 (GRCm39) missense probably benign 0.32
R3431:Knl1 UTSW 2 118,892,843 (GRCm39) missense probably damaging 1.00
R3755:Knl1 UTSW 2 118,933,060 (GRCm39) missense probably damaging 1.00
R4461:Knl1 UTSW 2 118,890,080 (GRCm39) missense probably benign 0.00
R4600:Knl1 UTSW 2 118,901,025 (GRCm39) missense possibly damaging 0.90
R4713:Knl1 UTSW 2 118,899,618 (GRCm39) nonsense probably null
R4758:Knl1 UTSW 2 118,902,213 (GRCm39) frame shift probably null
R4762:Knl1 UTSW 2 118,902,417 (GRCm39) missense probably benign 0.01
R4869:Knl1 UTSW 2 118,902,832 (GRCm39) missense possibly damaging 0.73
R4870:Knl1 UTSW 2 118,911,994 (GRCm39) missense probably benign 0.22
R4935:Knl1 UTSW 2 118,899,438 (GRCm39) missense possibly damaging 0.50
R5167:Knl1 UTSW 2 118,900,512 (GRCm39) missense probably damaging 1.00
R5184:Knl1 UTSW 2 118,899,657 (GRCm39) missense probably damaging 1.00
R5293:Knl1 UTSW 2 118,900,176 (GRCm39) missense probably damaging 0.99
R5326:Knl1 UTSW 2 118,898,829 (GRCm39) missense possibly damaging 0.66
R5331:Knl1 UTSW 2 118,900,736 (GRCm39) missense possibly damaging 0.92
R5353:Knl1 UTSW 2 118,901,464 (GRCm39) missense probably benign 0.01
R5493:Knl1 UTSW 2 118,899,211 (GRCm39) missense probably damaging 0.98
R5542:Knl1 UTSW 2 118,898,829 (GRCm39) missense possibly damaging 0.66
R5632:Knl1 UTSW 2 118,900,833 (GRCm39) missense probably damaging 1.00
R5650:Knl1 UTSW 2 118,912,031 (GRCm39) nonsense probably null
R5854:Knl1 UTSW 2 118,900,884 (GRCm39) missense probably benign 0.02
R5979:Knl1 UTSW 2 118,899,841 (GRCm39) missense possibly damaging 0.83
R6086:Knl1 UTSW 2 118,924,549 (GRCm39) missense probably damaging 1.00
R6283:Knl1 UTSW 2 118,900,767 (GRCm39) missense probably damaging 1.00
R6285:Knl1 UTSW 2 118,902,422 (GRCm39) missense probably damaging 1.00
R6313:Knl1 UTSW 2 118,899,799 (GRCm39) missense probably damaging 1.00
R6419:Knl1 UTSW 2 118,899,484 (GRCm39) missense probably benign 0.02
R6608:Knl1 UTSW 2 118,917,093 (GRCm39) missense probably damaging 0.99
R7161:Knl1 UTSW 2 118,901,266 (GRCm39) missense possibly damaging 0.79
R7206:Knl1 UTSW 2 118,899,780 (GRCm39) missense probably benign 0.35
R7270:Knl1 UTSW 2 118,933,003 (GRCm39) missense possibly damaging 0.53
R7276:Knl1 UTSW 2 118,902,167 (GRCm39) missense probably damaging 0.98
R7358:Knl1 UTSW 2 118,901,040 (GRCm39) missense possibly damaging 0.92
R7402:Knl1 UTSW 2 118,925,707 (GRCm39) nonsense probably null
R7408:Knl1 UTSW 2 118,901,073 (GRCm39) missense possibly damaging 0.54
R7475:Knl1 UTSW 2 118,918,027 (GRCm39) missense probably damaging 1.00
R7516:Knl1 UTSW 2 118,901,179 (GRCm39) missense probably damaging 0.99
R7524:Knl1 UTSW 2 118,896,460 (GRCm39) missense probably damaging 1.00
R7559:Knl1 UTSW 2 118,924,487 (GRCm39) missense possibly damaging 0.84
R7607:Knl1 UTSW 2 118,925,614 (GRCm39) missense possibly damaging 0.93
R7745:Knl1 UTSW 2 118,902,037 (GRCm39) missense probably benign 0.13
R7847:Knl1 UTSW 2 118,901,457 (GRCm39) missense probably benign 0.02
R8423:Knl1 UTSW 2 118,900,513 (GRCm39) missense probably damaging 1.00
R8725:Knl1 UTSW 2 118,899,524 (GRCm39) missense probably benign 0.34
R8727:Knl1 UTSW 2 118,899,524 (GRCm39) missense probably benign 0.34
R8995:Knl1 UTSW 2 118,902,990 (GRCm39) missense probably benign 0.11
R9023:Knl1 UTSW 2 118,900,761 (GRCm39) missense probably benign 0.27
R9100:Knl1 UTSW 2 118,899,469 (GRCm39) missense probably benign 0.02
R9102:Knl1 UTSW 2 118,917,973 (GRCm39) missense probably benign 0.22
R9303:Knl1 UTSW 2 118,898,829 (GRCm39) missense possibly damaging 0.83
R9400:Knl1 UTSW 2 118,931,224 (GRCm39) missense probably damaging 0.98
R9426:Knl1 UTSW 2 118,899,979 (GRCm39) missense possibly damaging 0.81
R9583:Knl1 UTSW 2 118,887,782 (GRCm39) missense probably damaging 1.00
R9616:Knl1 UTSW 2 118,907,425 (GRCm39) missense probably damaging 1.00
R9616:Knl1 UTSW 2 118,899,994 (GRCm39) missense probably benign 0.02
R9671:Knl1 UTSW 2 118,901,089 (GRCm39) missense probably damaging 1.00
R9766:Knl1 UTSW 2 118,900,381 (GRCm39) missense probably damaging 1.00
R9782:Knl1 UTSW 2 118,899,910 (GRCm39) missense probably benign 0.02
Predicted Primers PCR Primer
(F):5'- GACAAAGCCAATTAAATTTGAGTTGAC -3'
(R):5'- GGTGTTTAAGGCCATAGCAATG -3'

Sequencing Primer
(F):5'- AGATCTGCCATCAATGCTGG -3'
(R):5'- TATTCTTGAGAAGCTGAGGCAC -3'
Posted On 2018-10-18