MeSH Browser

MeSH Heading: Proteobacteria
Tree Number(s): B03.660
Unique ID: D020560
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D020560
Scope Note: A phylum of bacteria consisting of the purple bacteria and their relatives which form a branch of the eubacterial tree. This group of predominantly gram-negative bacteria is classified based on homology of equivalent nucleotide sequences of 16S ribosomal RNA or by hybridization of ribosomal RNA or DNA with 16S and 23S ribosomal RNA.
Entry Version: PROTEOBACT
Entry Term(s): Bacteria, Purple; Purple Bacteria
NLM Classification #: QW 150
Public MeSH Note: 2000
History Note: 2000
Date Established: 2000/01/01
Date of Entry: 1999/11/03
Revision Date: 2020/08/13

Allowable Qualifiers: chemistry (CH)

classification (CL)

cytology (CY)

drug effects (DE)

enzymology (EN)

genetics (GE)

growth & development (GD)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pathogenicity (PY)

physiology (PH)

radiation effects (RE)

ultrastructure (UL)

virology (VI)

Proteobacteria MeSH Descriptor Data 2025