4FBI

Crystal Structure of an R46A mutant of the Restriction-Modification Controller Protein C.Esp1396I (Trigonal Form)

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 (A, B, C, D)	Regulatory protein	polymer	82	9435.1	4	UniProt (Q8GGH0) Pfam (PF01381)	Enterobacter sp.
2	E, F (B, D)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
3	G, H, I, J (A, B, C, D)	water	water		18.0	254	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 79 (UniProt: Q8GGH0)

PDB	External Database	Details
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Ala 46	Arg 46	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	37740.2
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	37924.4

*Water molecules are not included.