6CNE

Selenomethionine variant (V29SeM) of protein GB1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Immunoglobulin G-binding protein G	polymer	56	6219.6	2	UniProt (P06654) Pfam (PF01378)	Streptococcus sp. group G	IgG-binding protein G
2	C, D, F, G (A, B)	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	4	Chemie (MPD)
3	E, H (A, B)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	I, J (A, B)	water	water		18.0	176	Chemie (HOH)

Sequence modifications

A, B: 3 - 56 (UniProt: P06654)

PDB	External Database	Details
Gly 1	-	expression tag
Gln 2	-	expression tag
Mse 5	Leu 231	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	12439.2
Non-Polymers*	Number of molecules	6
	Total formula weight	662.6
All*	Total formula weight	13101.8

*Water molecules are not included.