3GRR

Crystal Structure of the complex between S-Adenosyl Homocysteine and Methanocaldococcus jannaschi Dim1.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Dimethyladenosine transferase	polymer	295	33877.3	1	UniProt (Q58435) Pfam (PF00398) In PDB	Methanocaldococcus jannaschii (Methanococcus jannaschii)	S-adenosylmethionine-6-N',N'-adenosyl(rRNA) dimethyltransferase, 16S rRNA dimethylase
2	A	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	1	Chemie (SAH)
3		water	water		18.0	211	Chemie (HOH)

Sequence modifications

A: 1 - 275 (UniProt: Q58435)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Ala 137	Lys 137	engineered mutation
Ala 138	Glu 138	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	33877.3
Non-Polymers*	Number of molecules	1
	Total formula weight	384.4
All*	Total formula weight	34261.7

*Water molecules are not included.