3RPD

The structure of a B12-independent methionine synthase from Shewanella sp. W3-18-1 in complex with Selenomethionine.

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0003871	molecular_function	5-methyltetrahydropteroyltriglutamate-homocysteine S-methyltransferase activity
A	0008270	molecular_function	zinc ion binding
B	0003871	molecular_function	5-methyltetrahydropteroyltriglutamate-homocysteine S-methyltransferase activity
B	0008270	molecular_function	zinc ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN A 355

Chain	Residue
A	HIS221
A	CYS223
A	CYS322
A	MSE356

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site_id	AC2
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN B 355

Chain	Residue
B	HIS221
B	CYS223
B	CYS322
B	MSE356

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site_id	AC3
Number of Residues	8
Details	BINDING SITE FOR RESIDUE GOL A 357

Chain	Residue
A	VAL123
A	LYS127
A	GLU176
A	LYS236
A	HIS268
A	HOH388
A	HOH578
A	SER120

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site_id	AC4
Number of Residues	9
Details	BINDING SITE FOR RESIDUE GOL B 357

Chain	Residue
B	SER120
B	VAL123
B	LYS127
B	GLU176
B	LYS236
B	TRP242
B	HIS268
B	HOH478
B	HOH855

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site_id	AC5
Number of Residues	10
Details	BINDING SITE FOR RESIDUE GOL B 358

Chain	Residue
B	LYS50
B	THR75
B	THR82
B	HIS86
B	VAL121
B	PHE122
B	ASP125
B	HOH476
B	HOH524
B	HOH597

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