4QDJ

Crystal structure of magnesium protoporphyrin IX methyltransferase (ChlM) from Synechocystis PCC 6803 with bound SAM

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0008168	molecular_function	methyltransferase activity
A	0015995	biological_process	chlorophyll biosynthetic process
A	0036068	biological_process	light-independent chlorophyll biosynthetic process
A	0046406	molecular_function	magnesium protoporphyrin IX methyltransferase activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	23
Details	BINDING SITE FOR RESIDUE SAM A 301

Chain	Residue
A	VAL12
A	ILE92
A	SER93
A	MET96
A	GLN119
A	ASP120
A	LEU121
A	LEU134
A	ASP135
A	VAL136
A	HIS139
A	PHE16
A	TYR140
A	HOH405
A	HOH408
A	HOH417
A	TYR28
A	HIS44
A	GLY70
A	CYS71
A	GLY72
A	SER75
A	ASP91

---

site_id	AC2
Number of Residues	6
Details	BINDING SITE FOR RESIDUE GOL A 302

Chain	Residue
A	ARG25
A	ARG26
A	ASP30
A	GLY126
A	LYS127
A	HOH419

---