1X1A

Crystal structure of BchU complexed with S-adenosyl-L-methionine

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0008168	molecular_function	methyltransferase activity
A	0008171	molecular_function	O-methyltransferase activity
A	0030494	biological_process	bacteriochlorophyll biosynthetic process
A	0032259	biological_process	methylation
A	0036069	biological_process	light-dependent bacteriochlorophyll biosynthetic process
A	0036070	biological_process	light-independent bacteriochlorophyll biosynthetic process
A	0046872	molecular_function	metal ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	2
Details	BINDING SITE FOR RESIDUE SO4 A 4396

Chain	Residue
A	ASN74
A	GLU84

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site_id	AC2
Number of Residues	14
Details	BINDING SITE FOR RESIDUE SAM A 4264

Chain	Residue
A	ASP227
A	ILE228
A	TYR229
A	CYS242
A	ARG243
A	HOH4452
A	HOH4460
A	GLU147
A	HIS150
A	GLY177
A	GLY179
A	ASN200
A	LEU201
A	VAL226

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site_id	AC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE GOL A 2431

Chain	Residue
A	ARG140
A	HOH4461

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: Nucleophile => ECO:0000305|PubMed:16797589

Chain	Residue	Details
A	TYR246

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site_id	SWS_FT_FI2
Number of Residues	5
Details	BINDING: BINDING => ECO:0000269|PubMed:16797589, ECO:0007744|PDB:1X1A, ECO:0007744|PDB:1X1B, ECO:0007744|PDB:1X1C, ECO:0007744|PDB:1X1D

Chain	Residue	Details
A	GLU147
A	GLY177
A	ASN200
A	ASP227
A	CYS242

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site_id	SWS_FT_FI3
Number of Residues	1
Details	BINDING: BINDING => ECO:0000305|PubMed:16797589

Chain	Residue	Details
A	HIS150

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site_id	SWS_FT_FI4
Number of Residues	1
Details	BINDING: axial binding residue => ECO:0000305|PubMed:16797589

Chain	Residue	Details
A	HIS290

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	1
Details	Annotated By Reference To The Literature 1kyw

Chain	Residue	Details
A	TYR246

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