Incidental Mutation 'R3780:Kif21b'
ID 271992
Institutional Source Beutler Lab
Gene Symbol Kif21b
Ensembl Gene ENSMUSG00000041642
Gene Name kinesin family member 21B
Synonyms 2610511N21Rik, N-5 kinesin
Accession Numbers
Essential gene? Probably non essential (E-score: 0.157) question?
Stock # R3780 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 136059127-136105736 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 136083964 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Lysine to Methionine at position 737 (K737M)
Ref Sequence ENSEMBL: ENSMUSP00000114297 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000075164] [ENSMUST00000130864] [ENSMUST00000171381]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000075164
AA Change: K737M

PolyPhen 2 Score 0.944 (Sensitivity: 0.80; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000074661
Gene: ENSMUSG00000041642
AA Change: K737M

DomainStartEndE-ValueType
KISc 6 379 6.39e-159 SMART
Blast:KISc 469 543 1e-14 BLAST
low complexity region 578 628 N/A INTRINSIC
coiled coil region 632 825 N/A INTRINSIC
low complexity region 847 866 N/A INTRINSIC
coiled coil region 931 991 N/A INTRINSIC
low complexity region 1109 1123 N/A INTRINSIC
low complexity region 1239 1249 N/A INTRINSIC
low complexity region 1266 1279 N/A INTRINSIC
WD40 1299 1336 2.89e-5 SMART
WD40 1339 1377 5.69e-4 SMART
WD40 1404 1441 6.42e-1 SMART
WD40 1444 1486 1.5e-3 SMART
WD40 1494 1532 4.8e-2 SMART
WD40 1535 1575 1.55e-5 SMART
WD40 1578 1615 3.81e-5 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000130864
AA Change: K737M

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000114297
Gene: ENSMUSG00000041642
AA Change: K737M

DomainStartEndE-ValueType
KISc 6 379 6.39e-159 SMART
Blast:KISc 469 543 1e-14 BLAST
low complexity region 578 628 N/A INTRINSIC
coiled coil region 632 825 N/A INTRINSIC
low complexity region 847 866 N/A INTRINSIC
coiled coil region 931 991 N/A INTRINSIC
low complexity region 1109 1123 N/A INTRINSIC
low complexity region 1239 1249 N/A INTRINSIC
low complexity region 1266 1279 N/A INTRINSIC
WD40 1299 1336 2.89e-5 SMART
WD40 1339 1377 5.69e-4 SMART
WD40 1404 1441 6.42e-1 SMART
WD40 1444 1486 1.5e-3 SMART
WD40 1494 1532 4.8e-2 SMART
WD40 1535 1575 1.55e-5 SMART
WD40 1578 1615 5.1e-6 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000171381
Meta Mutation Damage Score 0.1059 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 94.9%
Validation Efficiency 93% (40/43)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of the kinesin superfamily. Kinesins are ATP-dependent microtubule-based motor proteins that are involved in the intracellular transport of membranous organelles. Single nucleotide polymorphisms in this gene are associated with inflammatory bowel disease and multiple sclerosis. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Nov 2011]
PHENOTYPE: Homozygous KO reduces dendrite branching and spine density as a result of reduced microtubule growth, resulting in impaired spatial learning and cued conditioning behavior. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 41 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930432E11Rik G T 7: 29,260,263 (GRCm39) noncoding transcript Het
Adam21 C T 12: 81,606,047 (GRCm39) V572I probably damaging Het
Arhgap32 T A 9: 32,063,315 (GRCm39) probably null Het
Carmil1 A T 13: 24,321,152 (GRCm39) I281N probably damaging Het
Cdh12 T A 15: 21,586,063 (GRCm39) probably null Het
Cdh20 T A 1: 109,976,734 (GRCm39) V133E probably benign Het
Cntrob A G 11: 69,193,708 (GRCm39) L814P probably damaging Het
Csmd1 T C 8: 16,252,000 (GRCm39) N952S probably damaging Het
Cspg4 A G 9: 56,795,517 (GRCm39) Y1084C probably damaging Het
Dlg5 A G 14: 24,240,378 (GRCm39) probably benign Het
Glis2 T C 16: 4,431,760 (GRCm39) probably benign Het
Hif3a T C 7: 16,788,638 (GRCm39) E111G probably damaging Het
Kctd4 A G 14: 76,200,251 (GRCm39) D74G probably benign Het
Ktn1 G A 14: 47,943,860 (GRCm39) probably benign Het
Lama2 A T 10: 27,335,335 (GRCm39) N113K probably damaging Het
Ltv1 A G 10: 13,054,944 (GRCm39) S409P probably benign Het
Mgat4c A G 10: 102,224,782 (GRCm39) E332G probably benign Het
Myh6 A G 14: 55,201,415 (GRCm39) F95L probably benign Het
Ndufa4l2 A G 10: 127,351,289 (GRCm39) I27V probably benign Het
Npepl1 T G 2: 173,962,447 (GRCm39) L371R probably damaging Het
Nudt9 A G 5: 104,194,972 (GRCm39) T23A probably benign Het
Ocrl G A X: 47,027,180 (GRCm39) V416I probably benign Het
Or2g1 T G 17: 38,106,895 (GRCm39) C187G probably damaging Het
Padi2 C T 4: 140,645,048 (GRCm39) T94I probably benign Het
Pcca G A 14: 122,922,297 (GRCm39) E353K probably damaging Het
Pcdhgb2 T A 18: 37,824,810 (GRCm39) N600K probably damaging Het
Pex5l A G 3: 33,004,993 (GRCm39) L593P probably damaging Het
Rbp2 G A 9: 98,380,879 (GRCm39) D62N probably benign Het
Rock1 G T 18: 10,067,575 (GRCm39) N1319K probably benign Het
Ror1 A C 4: 100,269,314 (GRCm39) D384A probably benign Het
Rsf1 ATGGCG ATGGCGACGGTGGCG 7: 97,229,111 (GRCm39) probably benign Het
Sacm1l A T 9: 123,381,855 (GRCm39) E152D probably benign Het
Seh1l T C 18: 67,908,087 (GRCm39) V3A probably benign Het
Serpinb6d T A 13: 33,848,097 (GRCm39) D20E probably benign Het
Serpini1 T G 3: 75,521,942 (GRCm39) N144K probably damaging Het
Slc22a23 G A 13: 34,528,323 (GRCm39) T153I probably benign Het
Slfn8 A G 11: 82,908,280 (GRCm39) S88P probably benign Het
Stpg3 T A 2: 25,103,875 (GRCm39) M154L probably benign Het
Vmn2r115 G A 17: 23,564,146 (GRCm39) C106Y probably damaging Het
Washc3 C T 10: 88,055,122 (GRCm39) T112M probably benign Het
Zfp280d C T 9: 72,229,806 (GRCm39) T346M probably damaging Het
Other mutations in Kif21b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00990:Kif21b APN 1 136,080,080 (GRCm39) missense possibly damaging 0.68
IGL01020:Kif21b APN 1 136,081,832 (GRCm39) splice site probably benign
IGL01288:Kif21b APN 1 136,099,922 (GRCm39) missense probably benign 0.00
IGL02105:Kif21b APN 1 136,099,041 (GRCm39) missense probably benign
IGL02264:Kif21b APN 1 136,087,495 (GRCm39) missense probably damaging 1.00
IGL02303:Kif21b APN 1 136,087,495 (GRCm39) missense probably damaging 1.00
IGL02308:Kif21b APN 1 136,087,495 (GRCm39) missense probably damaging 1.00
IGL02310:Kif21b APN 1 136,087,495 (GRCm39) missense probably damaging 1.00
IGL02419:Kif21b APN 1 136,079,005 (GRCm39) missense probably benign 0.00
IGL02553:Kif21b APN 1 136,081,859 (GRCm39) missense probably damaging 1.00
IGL02568:Kif21b APN 1 136,100,605 (GRCm39) missense probably damaging 0.96
IGL02657:Kif21b APN 1 136,099,968 (GRCm39) missense possibly damaging 0.88
IGL03068:Kif21b APN 1 136,086,093 (GRCm39) unclassified probably benign
IGL03230:Kif21b APN 1 136,090,550 (GRCm39) missense probably benign 0.03
R0629_Kif21b_729 UTSW 1 136,099,895 (GRCm39) critical splice acceptor site probably null
Schiessen UTSW 1 136,075,607 (GRCm39) critical splice donor site probably null
wolfen UTSW 1 136,072,496 (GRCm39) nonsense probably null
R0190:Kif21b UTSW 1 136,098,957 (GRCm39) missense probably benign 0.32
R0349:Kif21b UTSW 1 136,077,049 (GRCm39) missense probably damaging 0.97
R0501:Kif21b UTSW 1 136,090,837 (GRCm39) missense probably benign 0.44
R0620:Kif21b UTSW 1 136,087,166 (GRCm39) missense possibly damaging 0.88
R0629:Kif21b UTSW 1 136,099,895 (GRCm39) critical splice acceptor site probably null
R0741:Kif21b UTSW 1 136,087,482 (GRCm39) missense probably damaging 1.00
R1087:Kif21b UTSW 1 136,090,561 (GRCm39) missense probably damaging 1.00
R1217:Kif21b UTSW 1 136,080,114 (GRCm39) missense probably damaging 1.00
R1464:Kif21b UTSW 1 136,083,891 (GRCm39) missense possibly damaging 0.50
R1464:Kif21b UTSW 1 136,083,891 (GRCm39) missense possibly damaging 0.50
R1511:Kif21b UTSW 1 136,097,062 (GRCm39) critical splice donor site probably null
R1512:Kif21b UTSW 1 136,080,543 (GRCm39) missense probably benign 0.01
R1513:Kif21b UTSW 1 136,083,849 (GRCm39) missense probably damaging 0.98
R1591:Kif21b UTSW 1 136,077,055 (GRCm39) missense probably damaging 1.00
R1616:Kif21b UTSW 1 136,099,423 (GRCm39) missense probably damaging 1.00
R1628:Kif21b UTSW 1 136,098,958 (GRCm39) missense probably benign 0.01
R1658:Kif21b UTSW 1 136,099,023 (GRCm39) missense probably damaging 1.00
R1728:Kif21b UTSW 1 136,087,859 (GRCm39) missense possibly damaging 0.85
R1741:Kif21b UTSW 1 136,083,880 (GRCm39) missense probably damaging 1.00
R1784:Kif21b UTSW 1 136,087,859 (GRCm39) missense possibly damaging 0.85
R1807:Kif21b UTSW 1 136,075,531 (GRCm39) missense possibly damaging 0.94
R1896:Kif21b UTSW 1 136,075,583 (GRCm39) missense possibly damaging 0.90
R1970:Kif21b UTSW 1 136,098,894 (GRCm39) missense probably damaging 1.00
R1984:Kif21b UTSW 1 136,075,284 (GRCm39) missense probably damaging 1.00
R1985:Kif21b UTSW 1 136,075,284 (GRCm39) missense probably damaging 1.00
R1986:Kif21b UTSW 1 136,075,284 (GRCm39) missense probably damaging 1.00
R1988:Kif21b UTSW 1 136,080,002 (GRCm39) missense probably damaging 0.98
R1990:Kif21b UTSW 1 136,089,508 (GRCm39) missense probably damaging 1.00
R2014:Kif21b UTSW 1 136,076,020 (GRCm39) missense probably damaging 1.00
R2045:Kif21b UTSW 1 136,088,051 (GRCm39) missense probably damaging 1.00
R2141:Kif21b UTSW 1 136,080,002 (GRCm39) missense probably damaging 0.98
R2248:Kif21b UTSW 1 136,100,704 (GRCm39) missense probably damaging 1.00
R2886:Kif21b UTSW 1 136,075,612 (GRCm39) splice site probably benign
R2896:Kif21b UTSW 1 136,081,955 (GRCm39) missense possibly damaging 0.82
R3706:Kif21b UTSW 1 136,087,148 (GRCm39) missense probably benign 0.06
R3827:Kif21b UTSW 1 136,090,732 (GRCm39) critical splice donor site probably null
R4227:Kif21b UTSW 1 136,081,831 (GRCm39) splice site probably null
R4600:Kif21b UTSW 1 136,075,602 (GRCm39) missense probably benign 0.39
R4608:Kif21b UTSW 1 136,075,924 (GRCm39) intron probably benign
R4749:Kif21b UTSW 1 136,072,487 (GRCm39) nonsense probably null
R4841:Kif21b UTSW 1 136,072,958 (GRCm39) missense probably damaging 1.00
R4842:Kif21b UTSW 1 136,072,958 (GRCm39) missense probably damaging 1.00
R4933:Kif21b UTSW 1 136,079,063 (GRCm39) splice site probably null
R4959:Kif21b UTSW 1 136,076,108 (GRCm39) missense possibly damaging 0.90
R5018:Kif21b UTSW 1 136,099,972 (GRCm39) missense probably benign 0.30
R5116:Kif21b UTSW 1 136,080,521 (GRCm39) missense probably damaging 0.99
R5119:Kif21b UTSW 1 136,090,838 (GRCm39) missense probably benign
R5197:Kif21b UTSW 1 136,072,363 (GRCm39) missense probably damaging 1.00
R5230:Kif21b UTSW 1 136,099,411 (GRCm39) missense probably damaging 1.00
R5249:Kif21b UTSW 1 136,096,966 (GRCm39) missense probably damaging 1.00
R5337:Kif21b UTSW 1 136,098,881 (GRCm39) missense probably damaging 1.00
R5358:Kif21b UTSW 1 136,100,030 (GRCm39) missense possibly damaging 0.85
R5466:Kif21b UTSW 1 136,075,263 (GRCm39) missense probably damaging 1.00
R5557:Kif21b UTSW 1 136,097,797 (GRCm39) missense probably damaging 1.00
R5727:Kif21b UTSW 1 136,097,747 (GRCm39) missense probably damaging 1.00
R5865:Kif21b UTSW 1 136,078,875 (GRCm39) nonsense probably null
R5929:Kif21b UTSW 1 136,078,945 (GRCm39) missense probably damaging 1.00
R6274:Kif21b UTSW 1 136,077,156 (GRCm39) missense possibly damaging 0.57
R6349:Kif21b UTSW 1 136,086,064 (GRCm39) missense probably damaging 1.00
R6648:Kif21b UTSW 1 136,080,135 (GRCm39) missense probably benign 0.00
R6831:Kif21b UTSW 1 136,072,496 (GRCm39) nonsense probably null
R7156:Kif21b UTSW 1 136,075,562 (GRCm39) missense probably damaging 1.00
R7165:Kif21b UTSW 1 136,077,186 (GRCm39) missense probably damaging 0.98
R7327:Kif21b UTSW 1 136,087,387 (GRCm39) missense possibly damaging 0.60
R7680:Kif21b UTSW 1 136,075,607 (GRCm39) critical splice donor site probably null
R7975:Kif21b UTSW 1 136,098,911 (GRCm39) missense probably damaging 1.00
R8356:Kif21b UTSW 1 136,100,683 (GRCm39) missense probably damaging 1.00
R8467:Kif21b UTSW 1 136,100,021 (GRCm39) missense probably damaging 0.98
R9031:Kif21b UTSW 1 136,073,042 (GRCm39) missense probably damaging 0.99
R9101:Kif21b UTSW 1 136,078,893 (GRCm39) missense probably damaging 0.96
R9191:Kif21b UTSW 1 136,100,559 (GRCm39) nonsense probably null
R9261:Kif21b UTSW 1 136,077,162 (GRCm39) missense probably damaging 1.00
R9280:Kif21b UTSW 1 136,099,445 (GRCm39) critical splice donor site probably null
R9307:Kif21b UTSW 1 136,101,800 (GRCm39) missense probably benign
R9562:Kif21b UTSW 1 136,077,090 (GRCm39) missense probably damaging 0.99
R9563:Kif21b UTSW 1 136,077,166 (GRCm39) missense probably damaging 1.00
R9565:Kif21b UTSW 1 136,077,090 (GRCm39) missense probably damaging 0.99
R9758:Kif21b UTSW 1 136,080,961 (GRCm39) missense probably damaging 1.00
R9760:Kif21b UTSW 1 136,076,421 (GRCm39) missense probably damaging 1.00
RF024:Kif21b UTSW 1 136,086,079 (GRCm39) missense probably damaging 1.00
X0053:Kif21b UTSW 1 136,077,054 (GRCm39) missense probably damaging 1.00
X0066:Kif21b UTSW 1 136,100,683 (GRCm39) missense probably damaging 1.00
Z1176:Kif21b UTSW 1 136,081,875 (GRCm39) missense probably benign 0.00
Z1177:Kif21b UTSW 1 136,076,050 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- ATATTTAGTGGGAGCCCGTG -3'
(R):5'- CAGTACTGGGATGAGGTTGC -3'

Sequencing Primer
(F):5'- GAGCCCGTGCCTCTGAC -3'
(R):5'- TGTGTTTAGTGGACAATCCTCAC -3'
Posted On 2015-03-25