ME9

PCM

Residue type	PCM type	Category	Position	UniProt PTM accession	Entries in PDB
4HH	None	Crosslinker	Amino-acid side chain (Any position)		0
CYS	None	Crosslinker	Amino-acid side chain (Any position)		2
CYS	None	Crosslinker	Amino-acid side chain (Any position)		1
CYS	None	Crosslinker	Amino-acid side chain (Any position)		1

253795

PDB entries from 2026-05-20