Incidental Mutation 'R4393:Orc2'
ID 326444
Institutional Source Beutler Lab
Gene Symbol Orc2
Ensembl Gene ENSMUSG00000026037
Gene Name origin recognition complex, subunit 2
Synonyms Orc2l
MMRRC Submission 041128-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.962) question?
Stock # R4393 (G1)
Quality Score 225
Status Validated
Chromosome 1
Chromosomal Location 58501930-58544268 bp(-) (GRCm39)
Type of Mutation critical splice donor site (1 bp from exon)
DNA Base Change (assembly) C to A at 58506809 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000109964 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000027198] [ENSMUST00000087521] [ENSMUST00000114325] [ENSMUST00000114337]
AlphaFold Q60862
Predicted Effect probably null
Transcript: ENSMUST00000027198
SMART Domains Protein: ENSMUSP00000027198
Gene: ENSMUSG00000026037

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 null
Transcript: ENSMUST00000114325
SMART Domains Protein: ENSMUSP00000109964
Gene: ENSMUSG00000026037

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 0.9488 question?
Coding Region Coverage
  • 1x: 99.6%
  • 3x: 98.7%
  • 10x: 96.5%
  • 20x: 92.4%
Validation Efficiency 95% (71/75)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930433N12Rik C A 9: 3,134,944 (GRCm39) noncoding transcript Het
Adgrg4 T G X: 55,977,703 (GRCm39) L2193V probably damaging Het
Adgrl1 T C 8: 84,665,222 (GRCm39) V1353A probably benign Het
Cep68 A T 11: 20,188,544 (GRCm39) N620K probably benign Het
Clcnkb A G 4: 141,139,547 (GRCm39) S152P probably benign Het
Crybg3 A G 16: 59,380,458 (GRCm39) probably benign Het
Cyp26c1 G A 19: 37,675,105 (GRCm39) R142H probably damaging Het
Dab1 C T 4: 104,588,948 (GRCm39) A524V probably benign Het
Dlg5 T A 14: 24,228,057 (GRCm39) probably null Het
Dnai7 T C 6: 145,140,304 (GRCm39) T166A possibly damaging Het
Ebf3 C T 7: 136,826,886 (GRCm39) R342H probably damaging Het
Ece2 T C 16: 20,451,598 (GRCm39) V380A probably damaging Het
Epb41l4a C T 18: 34,024,473 (GRCm39) probably null Het
Erbb3 G T 10: 128,408,639 (GRCm39) Q815K probably damaging Het
Ercc3 T A 18: 32,398,674 (GRCm39) M651K probably benign Het
Fam3b C A 16: 97,282,986 (GRCm39) probably null Het
Foxp2 A C 6: 15,377,689 (GRCm39) probably benign Het
Gdf10 T C 14: 33,654,695 (GRCm39) Y401H probably damaging Het
Gm21738 G C 14: 19,417,178 (GRCm38) L117V probably benign Het
Gm6408 A T 5: 146,419,147 (GRCm39) D54V probably damaging Het
H2-T5 C A 17: 36,472,861 (GRCm39) probably benign Het
Hcn4 A G 9: 58,751,583 (GRCm39) E403G unknown Het
Hjurp GT GTT 1: 88,194,246 (GRCm39) probably null Het
Hjurp A G 1: 88,194,283 (GRCm39) probably benign Het
Hyou1 T A 9: 44,293,169 (GRCm39) V125E probably damaging Het
Il11ra1 T C 4: 41,768,577 (GRCm39) probably null Het
Immt T A 6: 71,849,784 (GRCm39) S435T probably benign Het
Kcnip2 A G 19: 45,800,669 (GRCm39) L19P probably benign Het
Kctd2 T C 11: 115,320,326 (GRCm39) probably benign Het
Mdga1 T C 17: 30,069,491 (GRCm39) D185G probably damaging Het
Mdn1 C T 4: 32,754,482 (GRCm39) T4666M possibly damaging Het
Mfsd13a C T 19: 46,360,431 (GRCm39) R328C probably damaging Het
Msl2 A G 9: 100,978,676 (GRCm39) E350G probably damaging Het
Muc4 C A 16: 32,754,529 (GRCm38) H1468N probably benign Het
Myo3a A T 2: 22,467,866 (GRCm39) K373N probably damaging Het
Nr5a1 T C 2: 38,584,231 (GRCm39) E396G probably damaging Het
Ogdh G A 11: 6,266,772 (GRCm39) G141D probably damaging Het
Or10q1b T C 19: 13,682,554 (GRCm39) I121T possibly damaging Het
Or2h2c T C 17: 37,424,971 (GRCm39) probably benign Het
Or5w1b A T 2: 87,476,256 (GRCm39) C70* probably null Het
P4ha3 C T 7: 99,954,814 (GRCm39) P291S probably benign Het
Pign T C 1: 105,449,751 (GRCm39) K925R probably benign Het
Plekhm1 A G 11: 103,267,791 (GRCm39) S727P possibly damaging Het
Prr36 G T 8: 4,264,901 (GRCm39) probably benign Het
Prrt3 A G 6: 113,471,907 (GRCm39) L755P probably benign Het
Secisbp2 A G 13: 51,808,502 (GRCm39) H89R probably damaging Het
Sgms2 A T 3: 131,135,466 (GRCm39) probably null Het
Slc35d3 T C 10: 19,725,352 (GRCm39) probably null Het
Slu7 T A 11: 43,330,096 (GRCm39) N174K possibly damaging Het
Teddm1a G T 1: 153,768,192 (GRCm39) D219Y probably damaging Het
Tgtp1 C A 11: 48,878,450 (GRCm39) G85V probably damaging Het
Tmem51 T C 4: 141,759,242 (GRCm39) T169A probably benign Het
Tmem69 C T 4: 116,411,964 (GRCm39) probably null Het
Ugt1a1 CAGAGAGAGAGAGA CAGAGAGAGAGA 1: 88,139,706 (GRCm39) probably benign Het
Ugt1a10 C T 1: 88,142,845 (GRCm39) P113L probably damaging Het
Vmn2r79 A G 7: 86,651,099 (GRCm39) H166R possibly damaging Het
Vwa3b T C 1: 37,084,259 (GRCm39) V144A probably damaging Het
Zdhhc21 A G 4: 82,765,891 (GRCm39) C15R possibly damaging Het
Zfp142 T C 1: 74,611,219 (GRCm39) T756A probably benign Het
Zfp606 C T 7: 12,226,776 (GRCm39) S241F probably damaging Het
Zfp804a A T 2: 82,087,265 (GRCm39) T365S probably benign 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
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
R6007:Orc2 UTSW 1 58,506,851 (GRCm39) missense probably benign 0.03
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'- GCAACCATGAGACTGCCAGA -3'
(R):5'- TTTCTTCGAGAAGGGGAGGA -3'

Sequencing Primer
(F):5'- GCCAGATACACATAGTTCCAGTAGTG -3'
(R):5'- AAAGACGGTGAGTGACATTGAACTG -3'
Posted On 2015-07-06