UniProtKB - P32833 (ORC2_YEAST)
Protein
Origin recognition complex subunit 2
Gene
ORC2
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
Status
Functioni
Component of the origin recognition complex (ORC) that binds origins of replication. It has a role in both chromosomal replication and mating type transcriptional silencing. Binds to the ARS consensus sequence (ACS) of origins of replication.1 Publication
Miscellaneous
Present with 1700 molecules/cell in log phase SD medium.1 Publication
GO - Molecular functioni
- chromatin binding Source: SGD
- DNA replication origin binding Source: SGD
GO - Biological processi
- chromatin silencing at silent mating-type cassette Source: SGD
- chromatin silencing at telomere Source: SGD
- DNA replication initiation Source: SGD
- histone H3-K4 methylation Source: SGD
- pre-replicative complex assembly involved in nuclear cell cycle DNA replication Source: SGD
Keywordsi
| Biological process | DNA replication |
Enzyme and pathway databases
| BioCyci | YEAST:G3O-29031-MONOMER |
| Reactomei | R-SCE-68616 Assembly of the ORC complex at the origin of replication R-SCE-68949 Orc1 removal from chromatin R-SCE-68962 Activation of the pre-replicative complex |
Names & Taxonomyi
| Protein namesi | Recommended name: Origin recognition complex subunit 2Alternative name(s): Origin recognition complex 71 kDa subunit |
| Gene namesi | Name:ORC2 Synonyms:RRR1, SIR5 Ordered Locus Names:YBR060C ORF Names:YBR0523 |
| Organismi | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) |
| Taxonomic identifieri | 559292 [NCBI] |
| Taxonomic lineagei | Eukaryota › Fungi › Dikarya › Ascomycota › Saccharomycotina › Saccharomycetes › Saccharomycetales › Saccharomycetaceae › Saccharomyces › |
| Proteomesi |
|
Organism-specific databases
| EuPathDBi | FungiDB:YBR060C |
| SGDi | S000000264 ORC2 |
PTM / Processingi
Molecule processing
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| ChainiPRO_0000127082 | 1 – 620 | Origin recognition complex subunit 2Add BLAST | 620 |
Amino acid modifications
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| Modified residuei | 60 | PhosphothreonineCombined sources | 1 | |
| Modified residuei | 187 | PhosphothreonineCombined sources | 1 | |
| Modified residuei | 188 | PhosphoserineCombined sources | 1 |
Keywords - PTMi
PhosphoproteinProteomic databases
| MaxQBi | P32833 |
| PaxDbi | P32833 |
| PRIDEi | P32833 |
| TopDownProteomicsi | P32833 |
PTM databases
| iPTMneti | P32833 |
Interactioni
Subunit structurei
Component of the origin recognition complex (ORC) composed of at least ORC1, ORC2, ORC3, ORC4, ORC5 and ORC6. Interacts with MCM10 and TAH11.2 Publications
Binary interactionsi
Protein-protein interaction databases
| BioGridi | 32764, 690 interactors |
| ComplexPortali | CPX-768 Nuclear origin recognition complex |
| DIPi | DIP-2285N |
| IntActi | P32833, 17 interactors |
| MINTi | P32833 |
| STRINGi | 4932.YBR060C |
Structurei
3D structure databases
| ProteinModelPortali | P32833 |
| SMRi | P32833 |
| ModBasei | Search... |
| MobiDBi | Search... |
Family & Domainsi
Sequence similaritiesi
Belongs to the ORC2 family.Curated
Phylogenomic databases
| GeneTreei | ENSGT00390000015228 |
| HOGENOMi | HOG000115289 |
| InParanoidi | P32833 |
| KOi | K02604 |
| OMAi | FYGIGSK |
| OrthoDBi | EOG092C3455 |
Family and domain databases
| InterProi | View protein in InterPro IPR007220 ORC2 |
| PANTHERi | PTHR14052 PTHR14052, 1 hit |
| Pfami | View protein in Pfam PF04084 ORC2, 1 hit |
Sequencei
Sequence statusi: Complete.
P32833-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MLNGEDFVEH NDILSSPAKS RNVTPKRVDP HGERQLRRIH SSKKNLLERI
60 70 80 90 100
SLVGNERKNT SPDPALKPKT PSKAPRKRGR PRKIQEELTD RIKKDEKDTI
110 120 130 140 150
SSKKKRKLDK DTSGNVNEES KTSNNKQVME KTGIKEKRER EKIQVATTTY
160 170 180 190 200
EDNVTPQTDD NFVSNSPEPP EPATPSKKSL TTNHDFTSPL KQIIMNNLKE
210 220 230 240 250
YKDSTSPGKL TLSRNFTPTP VPKNKKLYQT SETKSASSFL DTFEGYFDQR
260 270 280 290 300
KIVRTNAKSR HTMSMAPDVT REEFSLVSNF FNENFQKRPR QKLFEIQKKM
310 320 330 340 350
FPQYWFELTQ GFSLLFYGVG SKRNFLEEFA IDYLSPKIAY SQLAYENELQ
360 370 380 390 400
QNKPVNSIPC LILNGYNPSC NYRDVFKEIT DLLVPAELTR SETKYWGNHV
410 420 430 440 450
ILQIQKMIDF YKNQPLDIKL ILVVHNLDGP SIRKNTFQTM LSFLSVIRQI
460 470 480 490 500
AIVASTDHIY APLLWDNMKA QNYNFVFHDI SNFEPSTVES TFQDVMKMGK
510 520 530 540 550
SDTSSGAEGA KYVLQSLTVN SKKMYKLLIE TQMQNMGNLS ANTGPKRGTQ
560 570 580 590 600
RTGVELKLFN HLCAADFIAS NEIALRSMLR EFIEHKMANI TKNNSGMEII
610 620
WVPYTYAELE KLLKTVLNTL
Sequence databases
| Select the link destinations: EMBLi GenBanki DDBJi Links Updated | L23924 Unassigned DNA Translation: AAA16325.1 Z21817 Genomic DNA Translation: CAA79883.1 Z35929 Genomic DNA Translation: CAA85003.1 BK006936 Genomic DNA Translation: DAA07180.1 |
| PIRi | S38994 |
| RefSeqi | NP_009616.1, NM_001178408.1 |
Genome annotation databases
| EnsemblFungii | YBR060C; YBR060C; YBR060C |
| GeneIDi | 852352 |
| KEGGi | sce:YBR060C |
Similar proteinsi
Entry informationi
| Entry namei | ORC2_YEAST | |
| Accessioni | P32833Primary (citable) accession number: P32833 Secondary accession number(s): D6VQ60 | |
| Entry historyi | Integrated into UniProtKB/Swiss-Prot: | October 1, 1993 |
| Last sequence update: | February 1, 1994 | |
| Last modified: | September 12, 2018 | |
| This is version 162 of the entry and version 2 of the sequence. See complete history. | ||
| Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
| Annotation program | Fungal Protein Annotation Program | |



