MIE

PCM

Residue type	PCM type	Category	Position	UniProt PTM accession	Entries in PDB
ARG	None	Crosslinker	Amino-acid side chain (Any position)		2
ARG	None	Crosslinker	Amino-acid side chain (Any position)		2
LYS	None	Crosslinker	Amino-acid side chain (Any position)		3

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PDB entries from 2026-07-29