7XCN

Crystal structure of the MttB-MttC complex at 2.7 A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	Trimethylamine methyltransferase	polymer	503	54854.5	6	UniProt (A0A0E3QRM4) Pfam (PF06253) UniProt (by SIFTS) (O93658)	Methanosarcina barkeri MS
2	G, H, I, J, K... (M, N, O, P, Q...)	Trimethylamine methyltransferase corrinoid protein	polymer	224	23909.2	6	UniProt (A0A0E3QQC8) Pfam (PF02607) Pfam (PF02310) UniProt (by SIFTS) (O93659)	Methanosarcina barkeri MS
3	M, N, O, P (A, C, E, F)	GLYCEROL	non-polymer		92.1	4	Chemie (GOL)
4	Q, R, S, T, U... (M, N, O, P, Q...)	5-HYDROXYBENZIMIDAZOLYLCOBAMIDE	non-polymer		1317.3	6	Chemie (HCB)
5	AA, BA, CA, DA, EA... (E, F, M, N, O...)	water	water		18.0	373	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 1 - 495 (UniProt: A0A0E3QRM4)

PDB	External Database	Details
Gly 496	-	expression tag
Gly 497	-	expression tag
His 498	-	expression tag
His 499	-	expression tag
His 500	-	expression tag
His 501	-	expression tag
His 502	-	expression tag
His 503	-	expression tag

M, N, O, P, Q, R: 1 - 217 (UniProt: A0A0E3QQC8)

PDB	External Database	Details
Gly 218	-	expression tag
Gly 219	-	expression tag
His 220	-	expression tag
His 221	-	expression tag
His 222	-	expression tag
His 223	-	expression tag
His 224	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	472582.3
Non-Polymers*	Number of molecules	10
	Total formula weight	8272.1
All*	Total formula weight	480854.4

*Water molecules are not included.