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Title :   ERGOTHIONEINE-BIOSYNTHETIC METHYLTRANSFERASE EGTD IN COMPLEX WITH N,N-DIMETHYLHISTIDINE AND SAH

Authors :   A. Vit, F. P. Seebeck, W. Blankenfeldt

Date :   09 May 14 (Deposition) - 03 Dec 14 (Release) - 07 Jan 15 (Revision)

Method :   X-RAY DIFFRACTION

Resolution :   1.51

Chains :   Asym. Unit : A,B
Biol. Unit 1: A  (1x)
Biol. Unit 2: B  (1x)

Keywords :   Methyltransferase, Ergothioneine, Histidine Betaine, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )

Reference :   A. Vit, L. Misson, W. Blankenfeldt, F. P. Seebeck
Ergothioneine Biosynthetic Methyltransferase Egtd Reveals The Structural Basis Of Aromatic Amino Acid Betaine Biosynthesis.
Chembiochem V. 16 119 2015
PubMed-ID: 25404173 | Reference-DOI: 10.1002/CBIC.201402522
(for further references see the PDB file header)

Molecule 1 - HISTIDINE-SPECIFIC METHYLTRANSFERASE EGTD
	Chains	:	A, B
	EC Number	:	2.1.1.44
	Engineered	:	YES
	Expression System	:	ESCHERICHIA COLI
	Expression System Plasmid	:	PET19M
	Expression System Strain	:	BL21(DE3)
	Expression System Taxid	:	469008
	Expression System Vector Type	:	PLASMID
	Gene	:	EGTD, MSMEG_6247, MSMEI_6086
	Mutation	:	YES
	Organism Scientific	:	MYCOBACTERIUM SMEGMATIS
	Organism Taxid	:	1772
	Strain	:	ATCC 607
	Synonym	:	HISTIDINE-ALPHA-N-METHYLTRANSFERASE

		1	2
Asymmetric Unit	:	A	B
Biological Unit 1 (1x)	:	A
Biological Unit 2 (1x)	:		B

Summary Information (see also Sequences/Alignments below)

Asymmetric Unit (5, 13)

No.	Name	Count	Type	Full Name
1	AVI	2	Ligand/Ion	N,N-DIMETHYL-L-HISTIDINE
2	CL	1	Ligand/Ion	CHLORIDE ION
3	CSD	2	Mod. Amino Acid	3-SULFINOALANINE
4	MG	6	Ligand/Ion	MAGNESIUM ION
5	SAH	2	Ligand/Ion	S-ADENOSYL-L-HOMOCYSTEINE

Biological Unit 1 (3, 3)

No.	Name	Count	Type	Full Name
1	AVI	1	Ligand/Ion	N,N-DIMETHYL-L-HISTIDINE
2	CL	-1	Ligand/Ion	CHLORIDE ION
3	CSD	1	Mod. Amino Acid	3-SULFINOALANINE
4	MG	-1	Ligand/Ion	MAGNESIUM ION
5	SAH	1	Ligand/Ion	S-ADENOSYL-L-HOMOCYSTEINE

Biological Unit 2 (3, 3)

No.	Name	Count	Type	Full Name
1	AVI	1	Ligand/Ion	N,N-DIMETHYL-L-HISTIDINE
2	CL	-1	Ligand/Ion	CHLORIDE ION
3	CSD	1	Mod. Amino Acid	3-SULFINOALANINE
4	MG	-1	Ligand/Ion	MAGNESIUM ION
5	SAH	1	Ligand/Ion	S-ADENOSYL-L-HOMOCYSTEINE

Asymmetric Unit (13, 13)

No.	Name	Evidence	Residues	Description
01	AC1	SOFTWARE	TYR A:39 , PHE A:47 , GLY A:86 , SER A:87 , GLY A:88 , LYS A:92 , ASP A:113 , VAL A:114 , GLY A:140 , ASP A:141 , PHE A:142 , GLY A:161 , AVI A:402 , HOH A:738 , HOH A:740 , HOH A:746 , HOH A:753 , HOH A:757 , HOH A:759 , HOH A:783	binding site for residue SAH A 401
02	AC2	SOFTWARE	TYR A:39 , TYR A:56 , GLY A:161 , SER A:162 , THR A:163 , ASN A:166 , TYR A:206 , MET A:252 , GLU A:282 , SER A:284 , SAH A:401 , HOH A:772	binding site for residue AVI A 402
03	AC3	SOFTWARE	HOH A:851 , HOH A:875 , HOH A:885 , HOH A:922 , HOH A:973	binding site for residue MG A 403
04	AC4	SOFTWARE	ASP A:233 , HOH A:505 , HOH A:556 , HOH A:633	binding site for residue MG A 404
05	AC5	SOFTWARE	ASP A:233 , ASP A:235 , HOH A:502 , HOH A:625 , HOH A:856	binding site for residue MG A 405
06	AC6	SOFTWARE	HOH A:685 , HOH A:689	binding site for residue MG A 406
07	AC7	SOFTWARE	ARG A:218 , HIS A:239 , ARG A:257	binding site for residue CL A 407
08	AC8	SOFTWARE	LYS B:36 , TYR B:39 , PHE B:47 , GLY B:86 , SER B:87 , GLY B:88 , LYS B:92 , ASP B:113 , VAL B:114 , GLY B:140 , ASP B:141 , PHE B:142 , GLY B:161 , AVI B:402 , HOH B:741 , HOH B:742 , HOH B:745 , HOH B:746 , HOH B:790 , HOH B:791 , HOH B:792	binding site for residue SAH B 401
09	AC9	SOFTWARE	TYR B:39 , TYR B:56 , GLY B:161 , SER B:162 , THR B:163 , ASN B:166 , TYR B:206 , PHE B:216 , MET B:252 , GLU B:282 , SER B:284 , SAH B:401 , HOH B:739	binding site for residue AVI B 402
10	AD1	SOFTWARE	HOH B:680	binding site for residue MG B 403
11	AD2	SOFTWARE	HOH B:513 , HOH B:597 , HOH B:891 , HOH B:951	binding site for residue MG B 404
12	AD3	SOFTWARE	GLY A:165 , LEU A:167 , PRO A:169 , ARG A:172 , ASP A:194 , TYR A:206 , GLU A:248 , ARG A:249 , SER A:284 , PHE A:287 , HOH A:743 , HOH A:806 , HOH A:808 , HOH A:836	binding site for Ligand residues CSD A 285 through LYS A 286 bound to SER A 284
13	AD4	SOFTWARE	GLY B:165 , LEU B:167 , PRO B:169 , ARG B:172 , ASP B:194 , TYR B:206 , GLU B:248 , ARG B:249 , SER B:284 , PHE B:287 , HOH B:723 , HOH B:724 , HOH B:725 , HOH B:760	binding site for Ligand residues CSD B 285 through LYS B 286 bound to SER B 284

(no "SS Bond" information available for 4PIO)

(no "Cis Peptide Bond" information available for 4PIO)

(no "SAP(SNP)/Variant" information available for 4PIO)

(no "PROSITE Motif" information available for 4PIO)

(no "Exon" information available for 4PIO)

Asymmetric Unit

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Chain A from PDB  Type:PROTEIN  Length:308
                                                                                                                                                                                                                                                                                                                                                    
               SCOP domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhh..eeeee......hhhhhhhhhhhh....eeeeee.hhhhhhhhhhhhhhhh...ee..ee.....hhhhh.....eeeee..hhhhhhhhhhhhhhhhhhhh......eeeeeee...hhhhhhhhh....hhhhhhhhhhhhhhhhhhh...hhh.eeeeeeee....eeeeeeee...eeeeehhhheeeee....eeeeeeee..hhhhhhhhhhhh..eeeeeee.....eeeeeee. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 4pio A  14 AAEALRRDVRAGLTATQKSLPPKWFYDAVGSDLFDQITRLPEYYPTRTEAQILRTRSAEIISAAGADTLVELGSGTSEKTRMLLDAMRDAELLRRFIPFDVDAGVLRSAGAAIGAEYPGIEIDAVCGDFEEHLGKIPHVGRRLVVFLGSTIGNLTPAPRAEFLSTLADTLQPGDSLLLGTDLVKDTGRLVRAYDDAAGVTAAFNRNVLAVVNRELSADFDLDAFEHVAKWNSDEERIEMWLRARTAQHVRVAALDLEVDFAAGEEMLTEVScKFRPENVVAELAEAGLRQTHWWTDPAGDFGLSLAVR 321
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283 |     293       303       313        
                                                                                                                                                                                                                                                                                                         285-CSD

Chain B from PDB  Type:PROTEIN  Length:318
                                                                                                                                                                                                                                                                                                                                                              
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author .eee..hhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhh..eeeee......hhhhhhhhhhhh....eeeeee.hhhhhhhhhhhhhhhh...ee.eee.....hhhhh.....eeeee..hhhhhhhhhhhhhhhhhhhhhh....eeeeeee...hhhhhhhhh....hhhhhhhhhhhhhhhhhhh...hhh.eeeeeeee....eeeeeeee...eeeeehhhheeeee....eeeeeeee..hhhhhhhhhhhh..eeeeeee.....eeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 4pio B   4 SLANYLAADSAAEALRRDVRAGLTATQKSLPPKWFYDAVGSDLFDQITRLPEYYPTRTEAQILRTRSAEIISAAGADTLVELGSGTSEKTRMLLDAMRDAELLRRFIPFDVDAGVLRSAGAAIGAEYPGIEIDAVCGDFEEHLGKIPHVGRRLVVFLGSTIGNLTPAPRAEFLSTLADTLQPGDSLLLGTDLVKDTGRLVRAYDDAAGVTAAFNRNVLAVVNRELSADFDLDAFEHVAKWNSDEERIEMWLRARTAQHVRVAALDLEVDFAAGEEMLTEVScKFRPENVVAELAEAGLRQTHWWTDPAGDFGLSLAVR 321
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283 |     293       303       313        
                                                                                                                                                                                                                                                                                                                   285-CSD

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	extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '\|'

(no "SCOP Domain" information available for 4PIO)

(no "CATH Domain" information available for 4PIO)

(no "Pfam Domain" information available for 4PIO)

Asymmetric Unit(hide GO term definitions)

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	EGTD_MYCS2 \| A0R5M8	:	4pim 4pin 4pip 4uy5 4uy6 4uy7

4pim	EGTD, APO FORM
4pin	EGTD IN COMPLEX WITH N,N-DIMETHYLHISTIDINE
4pip	EGTD DOUBLE MUTANT (M252V, E282A) HYOA IN COMPLEX WITH TRYPTOPHAN AND SAH

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Ligands, Modified Residues, Ions (5, 13)

Sites (13, 13)

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Gene Ontology (9, 9)

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