1PP5: Microcin J25

Structure of Antibacterial Peptide Microcin J25: a 21-Residue Lariat Protoknot. Determined by solution NMR. Released 28 Oct 2003.

Method: Solution NMR
Organism: Escherichia coli
Chains: 1
Atoms: 150
Mol. weight: 2.13 kDa
Released: 28 Oct 2003

Explore 1PP5 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1PP5 contains 0 α-helices and 2 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: 0 helices, 2 β-strands

Element	Residues	Length	Sheet
β-strand	6-7	2	1
β-strand	19-20	2	1

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
microcin J25	A	protein	21	Escherichia coli	Q9X2V7 (AlphaFold model)

Sequence of entity 1 (A), FASTA

>1PP5_1 microcin J25 (chains A)
GGAGHVPEYFVGIGTPISFYG

Primary citation

Structure of Antibacterial Peptide Microcin J25: A 21-Residue Lariat Protoknot. Bayro, M.J., Mukhopadhyay, J., Swapna, G.V.T. et al. J Am Chem Soc (2003) 125:12382-12383. DOI 10.1021/ja036677e · PubMed

Other PDB entries of the same protein (UniProt Q9X2V7 (AlphaFold model), which also has an AlphaFold model), best resolution first:

4CU4 2.3 Å, FhuA from E. coli in complex with the lasso peptide microcin J25 (MccJ25)
6N60 3.68 Å, Escherichia coli RNA polymerase sigma70-holoenzyme bound to upstream fork promoter DNA…
1Q71 The structure of microcin J25 is a threaded sidechain-to-backbone ring structure and not…
1S7P Solution structure of thermolysin digested microcin J25
23FQ Dipeptide removal from MccJ25 yields a new lasso peptide delta-VG
2MMT Lasso peptide-based integrin inhibitor: Microcin J25 variant with RGDF substitution of…
2MMW Lasso peptide based integrin inhibitor: microcin J25 variant with rgd substitution of…
5T56 [3]catenane from MccJ25 G12R/I13C/G21C lasso peptide

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