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Annotation rule MF_01363
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General rule information [?]

Accession MF_01363
Dates 27-NOV-2006 (Created)
19-NOV-2019 (Last updated, Version 15)
Name Ribosomal_L21
Scope
Bacteria
Plastid
Templates Q9RY64 (RL21_DEIRA); P0AG48 (RL21_ECOLI); P60492 (RL21_THET8): [Recover all]
case <OC:Bacteria> or <OG:Chloroplast>
end case


Propagated annotation [?]


Identifier, protein and gene names [?]

case <OC:Bacteria> and not <OC:Cyanobacteria>
Identifier
RL21
Protein name
RecName: Full=50S ribosomal protein L21;
Gene name
rplU
else case <OC:Cyanobacteria>
Identifier
RL21
Protein name
RecName: Full=50S ribosomal protein L21;
Gene name
rplU, rpl21
else case <OG:Chloroplast>
Identifier
RK21
Protein name
RecName: Full=50S ribosomal protein L21, chloroplastic;
Gene name
rpl21
end case

Comments [?]

case <OC:Bacteria>
Function This protein binds to 23S rRNA in the presence of protein L20.
Subunit Part of the 50S ribosomal subunit. Contacts protein L20.
else case <OG:Chloroplast>
Function This protein binds to 23S rRNA.
Subunit Part of the 50S ribosomal subunit.
Subcellular location Plastid, chloroplast.
end case
Similarity Belongs to the bacterial ribosomal protein bL21 family.

Keywords [?]


Gene Ontology [?]

GO:0019843; Molecular function: rRNA binding.
GO:0006412; Biological process: translation.
case <OG:Chloroplast>
GO:0009507; Cellular component: chloroplast.
end case

Cross-references [?]

PROSITE PS01169; RIBOSOMAL_L21; 1;
Pfam PF00829; Ribosomal_L21p; 1;
TIGRFAMs TIGR00061; L21; 1;

Additional information [?]

Size range 95-164 amino acids
Related rules None
Fusion None
Comments Quite a few of these proteins have a long C-terminal tail, up to nearly 150 residues in length for JANSC.