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Protein

Origin recognition complex subunit 2

Gene

ORC2

Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

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

Keywordsi

Biological processDNA replication

Enzyme and pathway databases

BioCyciYEAST:G3O-29031-MONOMER
ReactomeiR-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 2
Alternative name(s):
Origin recognition complex 71 kDa subunit
Gene namesi
Name:ORC2
Synonyms:RRR1, SIR5
Ordered Locus Names:YBR060C
ORF Names:YBR0523
OrganismiSaccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
Taxonomic identifieri559292 [NCBI]
Taxonomic lineageiEukaryotaFungiDikaryaAscomycotaSaccharomycotinaSaccharomycetesSaccharomycetalesSaccharomycetaceaeSaccharomyces
Proteomesi
  • UP000002311 Componenti: Chromosome II

Organism-specific databases

EuPathDBiFungiDB:YBR060C
SGDiS000000264 ORC2

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cell wall Cytoskeleton Vacuole Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Nucleus

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00001270821 – 620Origin recognition complex subunit 2Add BLAST620

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei60PhosphothreonineCombined sources1
Modified residuei187PhosphothreonineCombined sources1
Modified residuei188PhosphoserineCombined sources1

Keywords - PTMi

Phosphoprotein

Proteomic databases

MaxQBiP32833
PaxDbiP32833
PRIDEiP32833
TopDownProteomicsiP32833

PTM databases

iPTMnetiP32833

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

BioGridi32764, 690 interactors
ComplexPortaliCPX-768 Nuclear origin recognition complex
DIPiDIP-2285N
IntActiP32833, 17 interactors
MINTiP32833
STRINGi4932.YBR060C

Structurei

3D structure databases

ProteinModelPortaliP32833
SMRiP32833
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Belongs to the ORC2 family.Curated

Phylogenomic databases

GeneTreeiENSGT00390000015228
HOGENOMiHOG000115289
InParanoidiP32833
KOiK02604
OMAiFYGIGSK
OrthoDBiEOG092C3455

Family and domain databases

InterProiView protein in InterPro
IPR007220 ORC2
PANTHERiPTHR14052 PTHR14052, 1 hit
PfamiView protein in Pfam
PF04084 ORC2, 1 hit

Sequencei

Sequence statusi: Complete.

P32833-1 [UniParc]FASTAAdd to basket
« Hide
        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
Length:620
Mass (Da):71,238
Last modified:February 1, 1994 - v2
Checksum:i486E3E5CE353807F
GO

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
PIRiS38994
RefSeqiNP_009616.1, NM_001178408.1

Genome annotation databases

EnsemblFungiiYBR060C; YBR060C; YBR060C
GeneIDi852352
KEGGisce:YBR060C

Similar proteinsi

Entry informationi

Entry nameiORC2_YEAST
AccessioniPrimary (citable) accession number: P32833
Secondary accession number(s): D6VQ60
Entry historyiIntegrated 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 statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programFungal Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Complete proteome, Direct protein sequencing, Reference proteome
UniProt is an ELIXIR core data resource
Main funding by: National Institutes of Health

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