Incidental Mutation 'R9644:Kdm2b'
ID 726136
Institutional Source Beutler Lab
Gene Symbol Kdm2b
Ensembl Gene ENSMUSG00000029475
Gene Name lysine (K)-specific demethylase 2B
Synonyms Cxxc2, Fbxl10, Jhdm1b
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9644 (G1)
Quality Score 134.008
Status Not validated
Chromosome 5
Chromosomal Location 123008727-123127333 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 123120842 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Glutamic Acid at position 101 (V101E)
Ref Sequence ENSEMBL: ENSMUSP00000038229 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000046073] [ENSMUST00000086200] [ENSMUST00000118027] [ENSMUST00000121739] [ENSMUST00000127403] [ENSMUST00000156474]
AlphaFold Q6P1G2
Predicted Effect probably damaging
Transcript: ENSMUST00000046073
AA Change: V101E

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000038229
Gene: ENSMUSG00000029475
AA Change: V101E

DomainStartEndE-ValueType
Blast:JmjC 23 101 4e-41 BLAST
JmjC 147 315 3.61e-41 SMART
low complexity region 380 401 N/A INTRINSIC
low complexity region 406 424 N/A INTRINSIC
PDB:2YU2|A 472 546 1e-17 PDB
Pfam:zf-CXXC 578 624 3e-17 PFAM
PHD 634 696 8.58e-4 SMART
low complexity region 792 823 N/A INTRINSIC
low complexity region 903 913 N/A INTRINSIC
low complexity region 990 1006 N/A INTRINSIC
low complexity region 1018 1032 N/A INTRINSIC
FBOX 1038 1078 1.69e-2 SMART
LRR 1121 1143 1.31e2 SMART
LRR 1145 1170 2.9e2 SMART
LRR 1185 1209 2.04e2 SMART
LRR 1210 1235 1.1e1 SMART
LRR 1265 1290 3.91e1 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000086200
AA Change: V95E

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000083376
Gene: ENSMUSG00000029475
AA Change: V95E

DomainStartEndE-ValueType
Blast:JmjC 17 95 4e-41 BLAST
JmjC 141 309 3.61e-41 SMART
low complexity region 374 395 N/A INTRINSIC
low complexity region 400 418 N/A INTRINSIC
PDB:2YU2|A 466 540 1e-17 PDB
Pfam:zf-CXXC 572 618 2.1e-17 PFAM
PHD 628 690 8.58e-4 SMART
low complexity region 786 817 N/A INTRINSIC
low complexity region 897 907 N/A INTRINSIC
low complexity region 984 1000 N/A INTRINSIC
low complexity region 1012 1026 N/A INTRINSIC
FBOX 1032 1072 1.69e-2 SMART
LRR 1115 1137 1.31e2 SMART
LRR 1139 1164 2.9e2 SMART
LRR 1179 1203 2.04e2 SMART
LRR 1204 1229 1.1e1 SMART
LRR 1259 1284 3.91e1 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000118027
AA Change: V101E

PolyPhen 2 Score 0.224 (Sensitivity: 0.91; Specificity: 0.88)
SMART Domains Protein: ENSMUSP00000114052
Gene: ENSMUSG00000029475
AA Change: V101E

DomainStartEndE-ValueType
Blast:JmjC 23 101 4e-41 BLAST
JmjC 147 315 3.61e-41 SMART
low complexity region 380 401 N/A INTRINSIC
low complexity region 406 424 N/A INTRINSIC
PDB:2YU2|A 472 546 9e-18 PDB
Pfam:zf-CXXC 578 624 2.1e-17 PFAM
PHD 634 696 8.58e-4 SMART
low complexity region 865 875 N/A INTRINSIC
low complexity region 952 968 N/A INTRINSIC
low complexity region 980 994 N/A INTRINSIC
FBOX 1000 1040 1.69e-2 SMART
LRR 1083 1105 1.31e2 SMART
LRR 1107 1132 2.9e2 SMART
LRR 1147 1171 2.04e2 SMART
LRR 1172 1197 1.1e1 SMART
LRR 1227 1252 3.91e1 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000121739
AA Change: V46E

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000114049
Gene: ENSMUSG00000029475
AA Change: V46E

DomainStartEndE-ValueType
Blast:JmjC 1 46 2e-19 BLAST
JmjC 92 260 3.61e-41 SMART
low complexity region 325 346 N/A INTRINSIC
low complexity region 351 369 N/A INTRINSIC
PDB:2YU2|A 417 491 1e-17 PDB
Pfam:zf-CXXC 523 569 5.4e-17 PFAM
PHD 579 641 8.58e-4 SMART
low complexity region 737 768 N/A INTRINSIC
low complexity region 848 858 N/A INTRINSIC
low complexity region 935 951 N/A INTRINSIC
low complexity region 963 977 N/A INTRINSIC
FBOX 983 1023 1.69e-2 SMART
LRR 1066 1088 1.31e2 SMART
LRR 1090 1115 2.9e2 SMART
LRR 1130 1154 2.04e2 SMART
LRR 1155 1180 1.1e1 SMART
LRR 1210 1235 3.91e1 SMART
Predicted Effect unknown
Transcript: ENSMUST00000127403
AA Change: W20R
Predicted Effect probably damaging
Transcript: ENSMUST00000156474
AA Change: V95E

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000118488
Gene: ENSMUSG00000029475
AA Change: V95E

DomainStartEndE-ValueType
Blast:JmjC 17 95 3e-42 BLAST
JmjC 141 309 3.61e-41 SMART
low complexity region 374 395 N/A INTRINSIC
low complexity region 400 418 N/A INTRINSIC
PDB:2YU2|A 466 512 1e-8 PDB
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency
MGI Phenotype FUNCTION: The protein encoded by this gene is a H3K36-specific histone demethylase, which contains an N-terminal jumonji C domain, a CxxC zinc finger domain, a plant homeodomain finger, an F-box, and eight leucine-rich repeats. Amongst its demonstrated functions, this protein plays roles in the suppression of premature cellular senescence, leukemia maintenance and development, maintenance of mouse embryonic stem cell pluripotency, and induced pluripotent stem cell generation. Mice homozygous for a targeted deletion of the zinc finger domain display embryonic lethality with development ceasing at approximately 7 to 8 days post coitum, demonstrating an essential role in early development. A pseudogene of this gene is found on chromosome 4. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Oct 2014]
PHENOTYPE: Mice homozygous for a targeted allele that does not express the long form protein exhibit exencephaly, fetal and postnatal lethality, coloboma, curly tail, oligozoospermia, increased apoptosis, and increased neuronal precursor proliferation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 71 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acot7 C A 4: 152,270,752 (GRCm39) S32* probably null Het
Adam34 T A 8: 44,104,766 (GRCm39) H293L probably damaging Het
Adgrl3 A G 5: 81,872,036 (GRCm39) N910S probably damaging Het
Ankrd11 C T 8: 123,617,682 (GRCm39) A2057T probably benign Het
Ankrd36 A G 11: 5,593,835 (GRCm39) D480G possibly damaging Het
Aox4 T A 1: 58,267,278 (GRCm39) D185E probably benign Het
Apol8 C A 15: 77,633,695 (GRCm39) V294L probably damaging Het
Arsk G A 13: 76,220,227 (GRCm39) A289V probably damaging Het
Atg101 A G 15: 101,188,447 (GRCm39) D184G probably benign Het
Atp10b C T 11: 43,042,659 (GRCm39) T73I probably damaging Het
Ccn4 T G 15: 66,784,785 (GRCm39) C153G Het
Ccser2 A T 14: 36,601,150 (GRCm39) N411K possibly damaging Het
Cct5 A G 15: 31,601,845 (GRCm39) S3P probably benign Het
Chn1 A T 2: 73,490,184 (GRCm39) I31K probably benign Het
Clec2e T A 6: 129,070,443 (GRCm39) I193L probably benign Het
Crim1 G A 17: 78,587,497 (GRCm39) G201R probably damaging Het
Ctrc A G 4: 141,572,336 (GRCm39) V68A probably damaging Het
Dennd4c T A 4: 86,713,363 (GRCm39) I438N probably damaging Het
Dnah5 T A 15: 28,230,650 (GRCm39) W183R probably damaging Het
Dnali1 T A 4: 124,950,402 (GRCm39) I253F probably damaging Het
Dyrk1b T C 7: 27,881,790 (GRCm39) L83P probably damaging Het
Emx2 T C 19: 59,452,427 (GRCm39) I237T probably benign Het
Enpp3 C T 10: 24,685,801 (GRCm39) R198K probably damaging Het
Epb41l1 C T 2: 156,367,165 (GRCm39) P678L possibly damaging Het
Epm2aip1 C T 9: 111,102,137 (GRCm39) T370I probably damaging Het
Fam184a T G 10: 53,573,342 (GRCm39) Q346P probably damaging Het
Foxi2 A C 7: 135,013,727 (GRCm39) H319P possibly damaging Het
Gatad1 A G 5: 3,691,442 (GRCm39) V250A possibly damaging Het
Gmeb1 T C 4: 131,959,440 (GRCm39) I205V probably benign Het
Gucy2g C G 19: 55,219,537 (GRCm39) V362L probably benign Het
Hace1 T C 10: 45,526,001 (GRCm39) S281P probably benign Het
Helz C A 11: 107,563,687 (GRCm39) A1709D unknown Het
Igf2bp2 T A 16: 21,902,735 (GRCm39) N115Y probably damaging Het
Igkv4-86 C T 6: 68,887,593 (GRCm39) V49I probably benign Het
Kidins220 A G 12: 25,061,018 (GRCm39) D790G probably damaging Het
Kif18a A G 2: 109,171,517 (GRCm39) T865A probably benign Het
Kif1b A G 4: 149,375,836 (GRCm39) V10A probably damaging Het
Kmt2d A T 15: 98,743,385 (GRCm39) M3925K unknown Het
Mcee G T 7: 64,061,730 (GRCm39) A178S possibly damaging Het
Megf10 A T 18: 57,375,773 (GRCm39) H233L probably benign Het
Meox1 T A 11: 101,769,482 (GRCm39) E238V probably benign Het
Myo5a G A 9: 75,043,631 (GRCm39) G207R probably damaging Het
Nemf T A 12: 69,359,436 (GRCm39) N966I possibly damaging Het
Or10q3 T C 19: 11,848,574 (GRCm39) E2G probably benign Het
Or1j14 A T 2: 36,417,777 (GRCm39) M118L probably damaging Het
Or5b123 G T 19: 13,597,344 (GRCm39) A230S probably benign Het
Or6c204 A G 10: 129,022,738 (GRCm39) I184T possibly damaging Het
Pfas T C 11: 68,883,542 (GRCm39) Q662R probably benign Het
Phf2 G T 13: 49,024,218 (GRCm39) C8* probably null Het
Pkhd1 T A 1: 20,617,690 (GRCm39) N965I probably benign Het
Plxnd1 C T 6: 115,940,274 (GRCm39) R1370Q possibly damaging Het
Prb1b T A 6: 132,289,218 (GRCm39) Q202L unknown Het
Prdm8 A T 5: 98,333,638 (GRCm39) T402S probably benign Het
Proz T A 8: 13,116,854 (GRCm39) D135E probably benign Het
Prtg T A 9: 72,813,493 (GRCm39) I951K probably damaging Het
Rasgef1b A T 5: 99,380,014 (GRCm39) Y288* probably null Het
Sacs T A 14: 61,443,428 (GRCm39) C1825S probably benign Het
Slc22a12 G C 19: 6,587,673 (GRCm39) P427R probably damaging Het
Slfn3 A G 11: 83,105,728 (GRCm39) Y575C probably damaging Het
St18 C T 1: 6,929,276 (GRCm39) T56I Het
Synrg T C 11: 83,910,696 (GRCm39) L876S probably damaging Het
Tchh T C 3: 93,354,666 (GRCm39) C1369R unknown Het
Tet2 G A 3: 133,193,064 (GRCm39) Q457* probably null Het
Thap12 T C 7: 98,364,495 (GRCm39) V221A probably damaging Het
Tor3a T A 1: 156,501,126 (GRCm39) D104V probably damaging Het
Trpc2 T C 7: 101,744,439 (GRCm39) V737A possibly damaging Het
Trpc4 A G 3: 54,129,699 (GRCm39) Y155C probably damaging Het
Tspyl1 T C 10: 34,159,135 (GRCm39) S287P possibly damaging Het
Ube2u TAGAAGAAGAAGAAGAAGAAGAAGAAGA TAGAAGAAGAAGAAGAAGAAGAAGA 4: 100,406,943 (GRCm39) probably benign Het
Ubr2 A G 17: 47,266,706 (GRCm39) probably null Het
Vmn1r238 T A 18: 3,122,635 (GRCm39) T260S probably benign Het
Other mutations in Kdm2b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00578:Kdm2b APN 5 123,099,630 (GRCm39) missense probably damaging 1.00
IGL02061:Kdm2b APN 5 123,021,404 (GRCm39) missense probably damaging 1.00
IGL02142:Kdm2b APN 5 123,085,898 (GRCm39) missense probably damaging 0.99
IGL02143:Kdm2b APN 5 123,085,898 (GRCm39) missense probably damaging 0.99
IGL02147:Kdm2b APN 5 123,085,898 (GRCm39) missense probably damaging 0.99
IGL02294:Kdm2b APN 5 123,099,537 (GRCm39) missense probably damaging 1.00
IGL02309:Kdm2b APN 5 123,085,883 (GRCm39) missense probably damaging 0.99
IGL03039:Kdm2b APN 5 123,019,734 (GRCm39) missense probably benign 0.06
IGL03134:Kdm2b UTSW 5 123,070,737 (GRCm39) missense probably damaging 1.00
PIT4520001:Kdm2b UTSW 5 123,079,110 (GRCm39) missense probably damaging 1.00
R0008:Kdm2b UTSW 5 123,019,806 (GRCm39) missense probably benign 0.08
R0592:Kdm2b UTSW 5 123,099,197 (GRCm39) splice site probably benign
R0894:Kdm2b UTSW 5 123,122,523 (GRCm39) critical splice donor site probably null
R1078:Kdm2b UTSW 5 123,099,604 (GRCm39) missense possibly damaging 0.83
R1387:Kdm2b UTSW 5 123,018,331 (GRCm39) missense probably damaging 1.00
R1441:Kdm2b UTSW 5 123,070,943 (GRCm39) missense probably benign 0.25
R1550:Kdm2b UTSW 5 123,019,120 (GRCm39) missense probably damaging 1.00
R1795:Kdm2b UTSW 5 123,122,523 (GRCm39) critical splice donor site probably null
R2060:Kdm2b UTSW 5 123,021,428 (GRCm39) missense probably damaging 1.00
R2161:Kdm2b UTSW 5 123,018,762 (GRCm39) missense probably damaging 1.00
R2259:Kdm2b UTSW 5 123,020,479 (GRCm39) missense probably damaging 1.00
R3843:Kdm2b UTSW 5 123,072,856 (GRCm39) missense probably damaging 0.98
R3844:Kdm2b UTSW 5 123,072,856 (GRCm39) missense probably damaging 0.98
R3859:Kdm2b UTSW 5 123,018,290 (GRCm39) missense probably damaging 1.00
R4506:Kdm2b UTSW 5 123,026,688 (GRCm39) missense possibly damaging 0.58
R4680:Kdm2b UTSW 5 123,072,849 (GRCm39) missense probably damaging 0.99
R4786:Kdm2b UTSW 5 123,018,917 (GRCm39) critical splice acceptor site probably null
R4894:Kdm2b UTSW 5 123,079,030 (GRCm39) nonsense probably null
R5265:Kdm2b UTSW 5 123,016,651 (GRCm39) missense probably damaging 1.00
R5522:Kdm2b UTSW 5 123,087,225 (GRCm39) missense probably damaging 1.00
R5746:Kdm2b UTSW 5 123,017,427 (GRCm39) missense probably damaging 1.00
R5813:Kdm2b UTSW 5 123,009,931 (GRCm39) missense probably benign 0.37
R5920:Kdm2b UTSW 5 123,018,359 (GRCm39) missense probably damaging 1.00
R5961:Kdm2b UTSW 5 123,070,724 (GRCm39) missense probably benign 0.37
R6029:Kdm2b UTSW 5 123,017,650 (GRCm39) missense probably damaging 1.00
R6280:Kdm2b UTSW 5 123,016,687 (GRCm39) missense probably damaging 1.00
R6303:Kdm2b UTSW 5 123,019,807 (GRCm39) missense probably benign 0.34
R6304:Kdm2b UTSW 5 123,019,807 (GRCm39) missense probably benign 0.34
R6383:Kdm2b UTSW 5 123,072,841 (GRCm39) missense probably damaging 1.00
R6432:Kdm2b UTSW 5 123,018,254 (GRCm39) missense probably damaging 1.00
R6513:Kdm2b UTSW 5 123,018,302 (GRCm39) missense probably damaging 0.99
R6526:Kdm2b UTSW 5 123,099,532 (GRCm39) missense probably damaging 1.00
R7213:Kdm2b UTSW 5 123,059,532 (GRCm39) missense probably damaging 0.99
R7226:Kdm2b UTSW 5 123,059,512 (GRCm39) missense possibly damaging 0.60
R7292:Kdm2b UTSW 5 123,018,854 (GRCm39) missense probably damaging 0.98
R7893:Kdm2b UTSW 5 123,085,802 (GRCm39) missense probably benign 0.12
R8021:Kdm2b UTSW 5 123,070,982 (GRCm39) missense probably damaging 0.99
R8038:Kdm2b UTSW 5 123,098,958 (GRCm39) intron probably benign
R8162:Kdm2b UTSW 5 123,072,856 (GRCm39) missense probably damaging 0.98
R8397:Kdm2b UTSW 5 123,018,579 (GRCm39) missense probably benign 0.03
R8411:Kdm2b UTSW 5 123,018,239 (GRCm39) missense probably damaging 1.00
R8899:Kdm2b UTSW 5 123,125,851 (GRCm39) nonsense probably null
R8997:Kdm2b UTSW 5 123,018,236 (GRCm39) missense probably null 0.99
R9142:Kdm2b UTSW 5 123,127,112 (GRCm39) unclassified probably benign
R9192:Kdm2b UTSW 5 123,070,679 (GRCm39) missense probably benign 0.05
R9238:Kdm2b UTSW 5 123,009,889 (GRCm39) missense probably damaging 0.98
R9455:Kdm2b UTSW 5 123,099,537 (GRCm39) missense probably damaging 1.00
R9731:Kdm2b UTSW 5 123,125,823 (GRCm39) missense probably benign 0.03
Z1177:Kdm2b UTSW 5 123,018,860 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- GTTCTCCAGAGTCAGGCAGTTG -3'
(R):5'- TCTACCAGGTTTGCTCTCTGGG -3'

Sequencing Primer
(F):5'- AGTTGCAGCCTCCACCTG -3'
(R):5'- TAACCAAATATCCACGCTTC -3'
Posted On 2022-09-12