5L8X

X-RAY STRUCTURE OF APO METHANOCALDOCOCCUS JANNASCHII METHYLTRANSFERASE SUBUNIT A AT 1.85 ANGSTROM

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Tetrahydromethanopterin S-methyltransferase subunit A	polymer	172	18400.9	1	UniProt (Q58261) Pfam (PF04208) In PDB	Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)	N5-methyltetrahydromethanopterin--coenzyme M methyltransferase subunit A
2	B	Tetrahydromethanopterin S-methyltransferase subunit A	polymer	173	18457.9	1	UniProt (Q58261) Pfam (PF04208) In PDB	Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)	N5-methyltetrahydromethanopterin--coenzyme M methyltransferase subunit A
3	A	(2S)-2-hydroxybutanedioic acid	non-polymer		134.1	1	Chemie (LMR)
4	B	D-MALATE	non-polymer		134.1	1	Chemie (MLT)
5		water	water		18.0	101	Chemie (HOH)

Sequence modifications

A: 1 - 170 (UniProt: Q58261)

PDB	External Database	Details
Ser -1	-	expression tag
His 0	-	expression tag

B: 1 - 170 (UniProt: Q58261)

PDB	External Database	Details
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	36858.8
Non-Polymers*	Number of molecules	2
	Total formula weight	268.2
All*	Total formula weight	37127.0

*Water molecules are not included.