P49468 · RPOC2_TRICV
- ProteinDNA-directed RNA polymerase subunit beta''
- GenerpoC2
- StatusUniProtKB reviewed (Swiss-Prot)
- Amino acids1481 (go to sequence)
- Protein existenceInferred from homology
- Annotation score3/5
Function
function
DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates.
Catalytic activity
- a ribonucleoside 5'-triphosphate + RNA(n) = diphosphate + RNA(n+1)
Cofactor
Note: Binds 1 Zn2+ ion per subunit.
Features
Showing features for binding site.
GO annotations
Aspect | Term | |
---|---|---|
Cellular Component | chloroplast | |
Cellular Component | DNA-directed RNA polymerase complex | |
Molecular Function | DNA binding | |
Molecular Function | DNA-directed 5'-3' RNA polymerase activity | |
Molecular Function | zinc ion binding | |
Biological Process | DNA-templated transcription |
Keywords
- Molecular function
- Biological process
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameDNA-directed RNA polymerase subunit beta''
- EC number
- Alternative names
Gene names
Encoded on
- Chloroplast
Organism names
- Taxonomic lineageEukaryota > Sar > Stramenopiles > Ochrophyta > Bacillariophyta > Mediophyceae > Biddulphiophycidae > Eupodiscales > Parodontellaceae > Trieres
Accessions
- Primary accessionP49468
Subcellular Location
PTM/Processing
Features
Showing features for chain.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Chain | PRO_0000067934 | 1-1481 | DNA-directed RNA polymerase subunit beta'' | |||
Sequence: MKTYTYQNTLISKKQLKQLLSWSFTTYDSMQACSLADELKYLGFKYASKAGISISIEDLKVPYNKNLLLKIAHQEINSSEKIYLKGKLTDVERFQKLIDTWNLTSESLKDELVSYFKRYDPLNSVYIMAFSGARGNLSQVRQLVGMRGLMSDPSGELLKLPIKKNFREGLTITDYLMSGYGARKGIIDTALKTANSGYLTRRLIDVAQDIIIREKDCLTKHSCLIINFESNLRIKKSVYEKILGRLLNKSIYDEKTKELIAEVNTQVTPNLIRTLKQKQIKHFYVRSPLTCSLYRSICQKCYGWDLANENLIDIGERIGIIAGQSIGEPGTQLTMRTFHTGGIFTSEIRGTIRSPISGIVKFSKRLKRIPIRTNRGEDVLLTKNAGSLIIIPEEKNSKPVKLELFRNTVVFHKNNQYIQKNAIIAELVDDEKQTRTEIKPVLTTTSGEVFIPRIINKLDNINKTKLLWILSGNVYQAPQHSFLNFYNDYKINKNSYIFRTKLINDFSGFTVFTNSKYNLFQRILQLVSNSCWILPNSKIQKLQSSLNKKPYFLNIKKLKYLIDLKLLNSKYFIEISSNKHFGTLVTNNYQTLTGGIGYYDFRCRDRIISDNKTISYFLPWEPKKKSISLEFLTLLESQFLKSFDILSLILKKNPDLEDCRLAFFPNNFNLHSKVETFSHYSKQTNSLNLAWFSIVKQFPYRSVIWMSEENYELNCDKNLLLVEHGNFISKNFEIVPGIVSKTGGIVMISDKNKLTQEITIKTGSVYEGSLFNYFKNKIFYPGEIILDSLKITQPSFCECFEGRFNDQLLIRPLQVYEVPQFKSLIQIFGTKFQTDLPFNLTNNISYRCKSNKIIKESRNFTIIDNILDVNIRTFAKKQFEIELFSDVKKNHLNFLVSEKLSLNHFILPQLRYTDIQSCLLVQTHQFIDSYTILGYLEVMISKSLEIVQFKSKYKDSKQICLISNEDCRTIPKNSVKNKTIDNLLINNANVNYTGKILMDNDEFVTIQKGRPYFFPNCKNEEAIINTDLIYKPLQSSSFLDNSKLKTNRLVYLNYFDITKGLINQRIHSQDIICKFSKMFIKKNGKLYSSLLAGLINRIAIINKQLDSQQIPSCPTSIRKYREENSSKKLKKRMKRKYKKITGIKTLLFIKNSELNLNPLKDTQDRKNSLTVATFMLSKFYKFTGGIHSITEDYFDEEVNSVFCKNGEFVKNGQTIGLLNFEKEITGDIVQGLPRVEQLLEARKKKQITKNLPINKKKGLLTQTTSIDSYFEFKKLGTSIKENEKINPHNLLKVYFNYYGLIKTFFCENSYTKDSYRLFNNYEASYRSFKKVQSLILNSVQSVYKSQGVSIADKHLEVIIKQMTTKVLITHQGNTSLLPREVIDLYHIEYINKIARIHKKHPALYVPLLLGITKAALNNPSFISAASFQETTRVLTKAAIEGRVDWLRGLKENIIIGHLMPAGTGSPVYTNCFKKSFENNLN |
Interaction
Subunit
In plastids the minimal PEP RNA polymerase catalytic core is composed of four subunits: alpha, beta, beta', and beta''. When a (nuclear-encoded) sigma factor is associated with the core the holoenzyme is formed, which can initiate transcription.
Structure
Sequence
- Sequence statusComplete
- Length1,481
- Mass (Da)170,975
- Last updated1996-02-01 v1
- Checksum184936FB2A577228