2KK9: M protein, serotype 5

Anti-group A streptococcal vaccine epitope: structure, stability and its ability to interact with HLA class II molecules. Determined by solution NMR. Released 16 Jun 2010.

Method
Solution NMR
Chains
1
Atoms
446
Mol. weight
6.38 kDa
Released
16 Jun 2010

Explore 2KK9 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2KK9 contains 1 α-helix and 0 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 1 helix, 0 β-strands

ElementResiduesLengthSheet
α-helix12-3322

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
M protein, serotype 5Aprotein56P02977 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>2KK9_1 M protein, serotype 5 (chains A)
KGLRRDLDASREAKKQLEAEQQKLEEQNKISEASRKGLRRDLDASREAKKQVEKAX

Primary citation

Anti-Group A Streptococcal Vaccine Epitope: STRUCTURE, STABILITY, AND ITS ABILITY TO INTERACT WITH HLA CLASS II MOLECULES. Guilherme, L., Alba, M.P., Ferreira, F.M. et al. J Biol Chem (2011) 286:6989-6998. DOI 10.1074/jbc.M110.132118 · PubMed

Other PDB entries of the same protein (UniProt P02977 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 2KK9 directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.