2PI3: OspA mutant

The crystal structure of OspA mutant. Determined by X-ray diffraction at 1.4 Å resolution. Released 27 May 2008.

Method
X-ray diffraction
Resolution
1.4 Å
Organism
Borrelia burgdorferi
Chains
1
Atoms
2,278
Mol. weight
26.52 kDa
Released
27 May 2008

Explore 2PI3 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2PI3 contains 3 α-helices and 23 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 O: 3 helices, 23 β-strands

ElementResiduesLengthSheet
β-strand29-3351
α-helix35-373
β-strand39-4351
β-strand52-5871
β-strand61-6771
β-strand74-7961
β-strand85-9061
β-strand96-10271
β-strand109-11681
β-strand121-12661
β-strand132-13871
β-strand144-14851
β-strand156-16161
β-strand166-17161
β-strand176-18271
β-strand185-19171
β-strand197-20371
β-strand212-21762
β-strand222-22762
β-strand230-23782
β-strand243-24752
β-strand24813
α-helix2491
β-strand25513
β-strand260-26122
α-helix265-2728

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Outer surface protein AOprotein251Borrelia burgdorferiP0CL66 (AlphaFold model)
Sequence of entity 1 (O), FASTA
>2PI3_1 Outer surface protein A (chains O)
GSHMKNSVSVDLPGSMKVLVSKSSNADGKYDLIATVDALELSGTSDKNNGSGVLEGVKAD
ASKVKLTISDDLGQTTLEVFKSDGSTLVSKFVTSKDKSSTFEKFNEKGEVSEKFITRADG
TRLEYTGIKSDGSGKAKEVLKGYVLEGTLTAEKTTLVVKEGTVTLSKNISKSGEVSVELN
DTDSSAATKKTAAWNSGTSTLTITVNSKKTKDLVFTSSNTITVQQYDSNGTSLEGSAVEI
TKLDEIKNALK

Primary citation

Aromatic cluster mutations produce focal modulations of beta-sheet structure. Biancalana, M., Makabe, K., Yan, S. et al. Protein Sci (2015) 24:841-849. DOI 10.1002/pro.2657 · PubMed

Other PDB entries of the same protein (UniProt P0CL66 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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