2XSJ

Structure of desulforubidin from Desulfomicrobium norvegicum

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D (A, D)	SULFITE REDUCTASE ALPHA SUBUNIT	polymer	437	49398.9	2	UniProt (Q93UT1) Pfam (PF01077)	DESULFOMICROBIUM NORVEGICUM
2	B, E (B, E)	SULFITE REDUCTASE BETA SUBUNIT	polymer	386	43335.9	2	UniProt (Q93UT0) Pfam (PF03460) Pfam (PF01077)	DESULFOMICROBIUM NORVEGICUM
3	C, F (C, F)	SULFUR RELAY PROTEIN, TUSE/DSRC/DSVC FAMILY	polymer	105	11858.6	2	Pfam (PF04358) UniProt (by SIFTS) (C7LV29)	DESULFOMICROBIUM NORVEGICUM
4	G, H, J, K, N... (A, B, D, E)	IRON/SULFUR CLUSTER	non-polymer		351.6	8	Chemie (SF4)
5	I, L, P, S (A, B, D, E)	SIROHEME	non-polymer		916.7	4	Chemie (SRM)
6	M, T (B, E)	SULFITE ION	non-polymer		80.1	2	Chemie (SO3)
7	U, V, W, X, Y... (A, B, C, D, E...)	water	water		18.0	1041	Chemie (HOH)

Sequence modifications

A, D: 1 - 62 (PDB: 2XSJ)
A, D: 63 - 437 (UniProt: Q93UT1)
B, E: 1 - 271 (UniProt: Q93UT0)
B, E: 272 - 386 (PDB: 2XSJ)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	209186.8
Non-Polymers*	Number of molecules	14
	Total formula weight	6639.9
All*	Total formula weight	215826.7

*Water molecules are not included.