Incidental Mutation 'R6007:Orc2'
ID 479516
Institutional Source Beutler Lab
Gene Symbol Orc2
Ensembl Gene ENSMUSG00000026037
Gene Name origin recognition complex, subunit 2
Synonyms Orc2l
MMRRC Submission 044184-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.962) question?
Stock # R6007 (G1)
Quality Score 225.009
Status Validated
Chromosome 1
Chromosomal Location 58501930-58544268 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 58506851 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Lysine at position 447 (M447K)
Ref Sequence ENSEMBL: ENSMUSP00000109964 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027198] [ENSMUST00000087521] [ENSMUST00000114325] [ENSMUST00000114337]
AlphaFold Q60862
Predicted Effect probably benign
Transcript: ENSMUST00000027198
AA Change: M495K

PolyPhen 2 Score 0.024 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000027198
Gene: ENSMUSG00000026037
AA Change: M495K

DomainStartEndE-ValueType
low complexity region 176 201 N/A INTRINSIC
Pfam:ORC2 254 563 2.5e-110 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000087521
SMART Domains Protein: ENSMUSP00000084799
Gene: ENSMUSG00000026036

DomainStartEndE-ValueType
Pfam:NIF3 31 363 1.9e-82 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000114325
AA Change: M447K

PolyPhen 2 Score 0.029 (Sensitivity: 0.95; Specificity: 0.82)
SMART Domains Protein: ENSMUSP00000109964
Gene: ENSMUSG00000026037
AA Change: M447K

DomainStartEndE-ValueType
low complexity region 128 153 N/A INTRINSIC
Pfam:ORC2 206 517 1.2e-108 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000114337
SMART Domains Protein: ENSMUSP00000109976
Gene: ENSMUSG00000026036

DomainStartEndE-ValueType
Pfam:NIF3 31 324 4e-61 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000179823
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.4%
  • 10x: 97.1%
  • 20x: 90.6%
Validation Efficiency 100% (54/54)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The origin recognition complex (ORC) is a highly conserved six subunits protein complex essential for the initiation of the DNA replication in eukaryotic cells. Studies in yeast demonstrated that ORC binds specifically to origins of replication and serves as a platform for the assembly of additional initiation factors such as Cdc6 and Mcm proteins. The protein encoded by this gene is a subunit of the ORC complex. This protein forms a core complex with ORC3, -4, and -5. It also interacts with CDC45 and MCM10, which are proteins known to be important for the initiation of DNA replication. This protein has been demonstrated to specifically associate with the origin of replication of Epstein-Barr virus in human cells, and is thought to be required for DNA replication from viral origin of replication. Alternatively spliced transcript variants have been found, one of which is a nonsense-mediated mRNA decay candidate. [provided by RefSeq, Oct 2010]
Allele List at MGI
Other mutations in this stock
Total: 53 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700003E16Rik G T 6: 83,137,900 (GRCm39) A9S possibly damaging Het
4930407I10Rik C G 15: 81,946,940 (GRCm39) T279S probably benign Het
A830018L16Rik A G 1: 11,582,140 (GRCm39) probably null Het
Abcg5 T G 17: 84,976,392 (GRCm39) I482L probably benign Het
Adgrf5 T A 17: 43,748,462 (GRCm39) D44E probably damaging Het
Amh A G 10: 80,641,305 (GRCm39) N75S probably benign Het
Arl8a T C 1: 135,080,606 (GRCm39) probably null Het
Bpifb4 T C 2: 153,784,480 (GRCm39) Y63H possibly damaging Het
Chd5 A T 4: 152,463,878 (GRCm39) E1449V probably null Het
Chml A G 1: 175,515,594 (GRCm39) V109A probably benign Het
Crybg3 G T 16: 59,374,837 (GRCm39) S2139* probably null Het
Cyp2c68 T C 19: 39,722,780 (GRCm39) D256G probably damaging Het
Dchs2 G T 3: 83,253,534 (GRCm39) V2315L probably damaging Het
Ddx20 T C 3: 105,590,736 (GRCm39) I227V possibly damaging Het
Drg2 T C 11: 60,353,451 (GRCm39) V266A possibly damaging Het
Flcn C A 11: 59,683,448 (GRCm39) E576D probably benign Het
Fstl5 T A 3: 76,317,899 (GRCm39) D188E probably damaging Het
Gm14496 A G 2: 181,639,323 (GRCm39) Q471R probably benign Het
Gm43772 T C 5: 66,332,334 (GRCm39) probably benign Het
Gpc6 C T 14: 118,188,673 (GRCm39) H436Y probably damaging Het
Gpr179 A T 11: 97,226,628 (GRCm39) C1842* probably null Het
Ints8 G A 4: 11,208,845 (GRCm39) T934I possibly damaging Het
Iqsec1 G T 6: 90,637,969 (GRCm39) C1050* probably null Het
Larp4b T C 13: 9,218,793 (GRCm39) V510A probably benign Het
Map3k13 A T 16: 21,723,933 (GRCm39) D305V possibly damaging Het
Mc5r A T 18: 68,472,318 (GRCm39) I226F possibly damaging Het
Mme G A 3: 63,250,929 (GRCm39) W323* probably null Het
Mrpl24 A G 3: 87,829,705 (GRCm39) Y97C probably benign Het
Mslnl G A 17: 25,965,749 (GRCm39) S541N probably benign Het
Npepl1 T C 2: 173,962,850 (GRCm39) V412A probably benign Het
Nrg3 T A 14: 39,194,409 (GRCm39) K117* probably null Het
Or11j4 G T 14: 50,630,948 (GRCm39) C245F probably damaging Het
Or4f52 T C 2: 111,061,275 (GRCm39) T288A probably benign Het
Phf3 A T 1: 30,843,426 (GRCm39) H1844Q probably damaging Het
Plxnc1 T C 10: 94,629,152 (GRCm39) I1541V possibly damaging Het
Rapgef4 T C 2: 72,010,293 (GRCm39) Y284H possibly damaging Het
Rnf180 C A 13: 105,317,957 (GRCm39) probably null Het
Secisbp2 T C 13: 51,819,395 (GRCm39) I325T probably damaging Het
Sertad2 G A 11: 20,597,884 (GRCm39) G27S probably benign Het
Slc4a10 A G 2: 62,099,216 (GRCm39) M625V probably benign Het
Synpo T A 18: 60,736,687 (GRCm39) M420L probably benign Het
Tmem116 A C 5: 121,655,955 (GRCm39) *147C probably null Het
Top2b G A 14: 16,423,779 (GRCm38) probably null Het
Trp53bp2 T A 1: 182,283,305 (GRCm39) C1014S probably damaging Het
Unc5b A G 10: 60,601,139 (GRCm39) F896L probably damaging Het
Vil1 T C 1: 74,459,026 (GRCm39) W177R probably damaging Het
Vmn2r107 A T 17: 20,595,316 (GRCm39) Y623F probably benign Het
Vmn2r86 T C 10: 130,289,535 (GRCm39) Y120C probably damaging Het
Wdr18 A G 10: 79,801,177 (GRCm39) T197A possibly damaging Het
Ylpm1 A G 12: 85,076,064 (GRCm39) M472V probably benign Het
Zfp647 G A 15: 76,796,285 (GRCm39) P125L probably damaging Het
Zfp677 A G 17: 21,617,918 (GRCm39) Y325C probably damaging Het
Zfyve1 A G 12: 83,605,478 (GRCm39) F407S probably damaging Het
Other mutations in Orc2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00434:Orc2 APN 1 58,532,875 (GRCm39) missense possibly damaging 0.81
IGL00549:Orc2 APN 1 58,520,201 (GRCm39) missense probably benign 0.00
IGL01343:Orc2 APN 1 58,532,014 (GRCm39) critical splice donor site probably null
IGL01357:Orc2 APN 1 58,536,552 (GRCm39) missense probably benign 0.00
IGL01357:Orc2 APN 1 58,536,551 (GRCm39) missense probably benign 0.26
IGL02167:Orc2 APN 1 58,522,798 (GRCm39) unclassified probably benign
IGL02343:Orc2 APN 1 58,508,825 (GRCm39) critical splice donor site probably null
IGL02548:Orc2 APN 1 58,505,281 (GRCm39) unclassified probably benign
R0557:Orc2 UTSW 1 58,508,846 (GRCm39) missense probably damaging 1.00
R1470:Orc2 UTSW 1 58,520,317 (GRCm39) unclassified probably benign
R1886:Orc2 UTSW 1 58,510,247 (GRCm39) critical splice acceptor site probably null
R2065:Orc2 UTSW 1 58,508,854 (GRCm39) missense probably damaging 1.00
R3848:Orc2 UTSW 1 58,520,151 (GRCm39) missense probably benign 0.08
R4389:Orc2 UTSW 1 58,514,020 (GRCm39) missense probably benign 0.21
R4393:Orc2 UTSW 1 58,506,809 (GRCm39) critical splice donor site probably null
R4613:Orc2 UTSW 1 58,539,468 (GRCm39) nonsense probably null
R5183:Orc2 UTSW 1 58,513,977 (GRCm39) missense possibly damaging 0.83
R5652:Orc2 UTSW 1 58,505,231 (GRCm39) missense probably damaging 0.99
R5793:Orc2 UTSW 1 58,536,547 (GRCm39) start codon destroyed probably null 0.27
R5997:Orc2 UTSW 1 58,511,547 (GRCm39) missense probably damaging 1.00
R6330:Orc2 UTSW 1 58,539,493 (GRCm39) missense probably benign
R6656:Orc2 UTSW 1 58,532,818 (GRCm39) critical splice donor site probably null
R6923:Orc2 UTSW 1 58,539,534 (GRCm39) missense probably benign 0.01
R6934:Orc2 UTSW 1 58,539,523 (GRCm39) missense probably benign 0.28
R7354:Orc2 UTSW 1 58,508,906 (GRCm39) missense possibly damaging 0.96
R7718:Orc2 UTSW 1 58,519,476 (GRCm39) missense possibly damaging 0.65
R7950:Orc2 UTSW 1 58,506,827 (GRCm39) missense possibly damaging 0.64
R8820:Orc2 UTSW 1 58,515,639 (GRCm39) missense probably benign 0.30
R8858:Orc2 UTSW 1 58,532,857 (GRCm39) missense probably benign 0.28
R8956:Orc2 UTSW 1 58,505,221 (GRCm39) missense probably damaging 0.98
R8978:Orc2 UTSW 1 58,511,499 (GRCm39) missense possibly damaging 0.82
R9126:Orc2 UTSW 1 58,515,628 (GRCm39) missense probably benign 0.41
R9210:Orc2 UTSW 1 58,515,695 (GRCm39) missense probably damaging 1.00
R9212:Orc2 UTSW 1 58,515,695 (GRCm39) missense probably damaging 1.00
R9406:Orc2 UTSW 1 58,506,842 (GRCm39) missense probably damaging 1.00
R9746:Orc2 UTSW 1 58,536,610 (GRCm39) missense probably damaging 1.00
Z1088:Orc2 UTSW 1 58,515,675 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- TAGGACAGACATCCCCTCAG -3'
(R):5'- CAGACCTGCCTCAGATTTTATTATAGG -3'

Sequencing Primer
(F):5'- GAGCAGCCAACCCTCTCTG -3'
(R):5'- GGGAGAGAGATGCTAGATAGAATAG -3'
Posted On 2017-06-26