Incidental Mutation 'R6775:Orc1'
ID 532325
Institutional Source Beutler Lab
Gene Symbol Orc1
Ensembl Gene ENSMUSG00000028587
Gene Name origin recognition complex, subunit 1
Synonyms MmORC1, Orc1l
MMRRC Submission 044891-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R6775 (G1)
Quality Score 225.009
Status Not validated
Chromosome 4
Chromosomal Location 108436651-108472030 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 108460652 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Isoleucine at position 496 (F496I)
Ref Sequence ENSEMBL: ENSMUSP00000099805 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000102744]
AlphaFold Q9Z1N2
PDB Structure Structure of free mouse ORC1 BAH domain [X-RAY DIFFRACTION]
Structure of mouse ORC1 BAH domain bound to H4K20me2 [X-RAY DIFFRACTION]
Predicted Effect probably damaging
Transcript: ENSMUST00000102744
AA Change: F496I

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000099805
Gene: ENSMUSG00000028587
AA Change: F496I

DomainStartEndE-ValueType
BAH 44 170 1.88e-31 SMART
low complexity region 394 417 N/A INTRINSIC
AAA 505 656 1e-7 SMART
Cdc6_C 757 837 5.45e-12 SMART
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.2%
  • 20x: 94.8%
Validation Efficiency
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 the largest subunit of the ORC complex. While other ORC subunits are stable throughout the cell cycle, the levels of this protein vary during the cell cycle, which has been shown to be controlled by ubiquitin-mediated proteolysis after initiation of DNA replication. This protein is found to be selectively phosphorylated during mitosis. It is also reported to interact with MYST histone acetyltransferase 2 (MyST2/HBO1), a protein involved in control of transcription silencing. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jun 2010]
Allele List at MGI
Other mutations in this stock
Total: 23 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adamts6 G A 13: 104,450,160 (GRCm39) V289M probably damaging Het
Atp10b A G 11: 43,113,040 (GRCm39) D862G possibly damaging Het
Ccn6 T C 10: 39,027,351 (GRCm39) T294A probably damaging Het
Colec10 A G 15: 54,298,419 (GRCm39) E60G possibly damaging Het
Cpne1 A G 2: 155,920,340 (GRCm39) V179A probably damaging Het
Galnt9 G A 5: 110,768,465 (GRCm39) R587H probably damaging Het
Gmip A G 8: 70,268,285 (GRCm39) D423G possibly damaging Het
Ints15 C A 5: 143,297,493 (GRCm39) V185L probably benign Het
Klk1b24 A G 7: 43,840,889 (GRCm39) M106V probably benign Het
Or14c39 A G 7: 86,344,357 (GRCm39) E231G probably benign Het
Or7g30 A T 9: 19,352,718 (GRCm39) T170S possibly damaging Het
Or8k40 G A 2: 86,584,921 (GRCm39) R54C probably damaging Het
Peg10 GC GCTCC 6: 4,756,452 (GRCm39) probably benign Het
Phf11b A T 14: 59,576,094 (GRCm39) N47K probably benign Het
Plscr4 G A 9: 92,364,858 (GRCm39) M94I probably benign Het
Ppip5k2 A T 1: 97,647,585 (GRCm39) V1047E possibly damaging Het
Scn3a A G 2: 65,352,159 (GRCm39) Y384H possibly damaging Het
Sgpp1 G C 12: 75,782,243 (GRCm39) P32R probably benign Het
Smc1b T C 15: 84,973,881 (GRCm39) E925G probably damaging Het
Sorl1 A G 9: 42,003,748 (GRCm39) Y183H possibly damaging Het
Tarbp1 A C 8: 127,163,568 (GRCm39) D1151E probably benign Het
Vmn2r3 T C 3: 64,183,039 (GRCm39) H220R possibly damaging Het
Wdr5 A G 2: 27,423,386 (GRCm39) Y260C probably damaging Het
Other mutations in Orc1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00333:Orc1 APN 4 108,452,522 (GRCm39) splice site probably benign
IGL00709:Orc1 APN 4 108,447,975 (GRCm39) critical splice donor site probably null
IGL01124:Orc1 APN 4 108,445,984 (GRCm39) splice site probably benign
IGL01514:Orc1 APN 4 108,459,249 (GRCm39) missense probably damaging 0.97
IGL01677:Orc1 APN 4 108,461,782 (GRCm39) missense probably damaging 1.00
IGL01782:Orc1 APN 4 108,463,465 (GRCm39) missense possibly damaging 0.78
IGL01886:Orc1 APN 4 108,461,154 (GRCm39) splice site probably null
IGL01912:Orc1 APN 4 108,447,941 (GRCm39) missense probably damaging 1.00
IGL02057:Orc1 APN 4 108,445,926 (GRCm39) missense possibly damaging 0.53
IGL02155:Orc1 APN 4 108,447,874 (GRCm39) missense probably benign 0.00
IGL02311:Orc1 APN 4 108,457,171 (GRCm39) missense probably benign
IGL02616:Orc1 APN 4 108,452,676 (GRCm39) missense probably benign 0.00
R0012:Orc1 UTSW 4 108,452,843 (GRCm39) critical splice donor site probably null
R0195:Orc1 UTSW 4 108,471,505 (GRCm39) nonsense probably null
R0239:Orc1 UTSW 4 108,452,843 (GRCm39) critical splice donor site probably null
R0239:Orc1 UTSW 4 108,452,843 (GRCm39) critical splice donor site probably null
R0611:Orc1 UTSW 4 108,459,229 (GRCm39) missense probably benign
R1351:Orc1 UTSW 4 108,452,564 (GRCm39) missense probably benign 0.01
R1966:Orc1 UTSW 4 108,469,414 (GRCm39) missense probably damaging 1.00
R2018:Orc1 UTSW 4 108,447,897 (GRCm39) missense possibly damaging 0.95
R2398:Orc1 UTSW 4 108,459,166 (GRCm39) missense possibly damaging 0.68
R3110:Orc1 UTSW 4 108,461,757 (GRCm39) missense probably benign 0.01
R3112:Orc1 UTSW 4 108,461,757 (GRCm39) missense probably benign 0.01
R3712:Orc1 UTSW 4 108,461,218 (GRCm39) missense probably damaging 1.00
R3716:Orc1 UTSW 4 108,471,656 (GRCm39) missense probably damaging 1.00
R3829:Orc1 UTSW 4 108,462,828 (GRCm39) missense probably damaging 1.00
R4282:Orc1 UTSW 4 108,463,471 (GRCm39) missense probably benign 0.18
R4320:Orc1 UTSW 4 108,445,973 (GRCm39) missense probably benign
R4321:Orc1 UTSW 4 108,445,973 (GRCm39) missense probably benign
R4322:Orc1 UTSW 4 108,445,973 (GRCm39) missense probably benign
R4348:Orc1 UTSW 4 108,450,649 (GRCm39) missense probably damaging 0.98
R4562:Orc1 UTSW 4 108,459,252 (GRCm39) critical splice donor site probably null
R4772:Orc1 UTSW 4 108,436,765 (GRCm39) utr 5 prime probably benign
R4914:Orc1 UTSW 4 108,461,755 (GRCm39) missense probably damaging 1.00
R4964:Orc1 UTSW 4 108,471,670 (GRCm39) makesense probably null
R5219:Orc1 UTSW 4 108,447,966 (GRCm39) missense probably damaging 1.00
R5428:Orc1 UTSW 4 108,457,137 (GRCm39) missense probably benign 0.00
R5655:Orc1 UTSW 4 108,450,636 (GRCm39) missense probably benign 0.09
R5693:Orc1 UTSW 4 108,470,276 (GRCm39) missense probably benign 0.01
R5936:Orc1 UTSW 4 108,459,180 (GRCm39) missense probably benign 0.10
R5960:Orc1 UTSW 4 108,463,495 (GRCm39) missense possibly damaging 0.67
R6294:Orc1 UTSW 4 108,447,867 (GRCm39) missense probably benign 0.01
R6504:Orc1 UTSW 4 108,447,914 (GRCm39) missense probably benign 0.15
R6533:Orc1 UTSW 4 108,454,644 (GRCm39) missense probably benign 0.05
R7123:Orc1 UTSW 4 108,445,884 (GRCm39) start codon destroyed probably damaging 0.99
R7156:Orc1 UTSW 4 108,452,656 (GRCm39) missense probably benign 0.00
R7327:Orc1 UTSW 4 108,445,911 (GRCm39) missense probably benign 0.01
R7552:Orc1 UTSW 4 108,445,951 (GRCm39) missense probably benign 0.41
R7842:Orc1 UTSW 4 108,462,744 (GRCm39) missense probably benign 0.00
R7899:Orc1 UTSW 4 108,460,568 (GRCm39) splice site probably null
R8033:Orc1 UTSW 4 108,462,761 (GRCm39) missense probably damaging 1.00
R9442:Orc1 UTSW 4 108,469,357 (GRCm39) missense probably benign 0.06
R9762:Orc1 UTSW 4 108,447,874 (GRCm39) missense probably benign 0.00
Predicted Primers PCR Primer
(F):5'- AGGTTTGAGTCTACCCGAGTG -3'
(R):5'- AGCTTACTCTCCAAAGGTCAC -3'

Sequencing Primer
(F):5'- TTCTGTTGTAGAAGGGGGAAAC -3'
(R):5'- CCAAGAATGGCTTTGAACGCTTG -3'
Posted On 2018-08-29