2JPT

Structural changes induced in apo-s100a1 protein by the disulphide formation between its CYS85 residue and b-mercaptoethanol

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Protein S100-A1	polymer	93	10398.5	2	UniProt (P02639) Pfam (PF01023) Pfam (PF00036) In PDB	Bos taurus (cattle)	S100 calcium-binding protein A1, S-100 protein alpha subunit, S-100 protein alpha chain
2	A, B	BETA-MERCAPTOETHANOL	non-polymer		78.1	2	Chemie (BME)

Sequence modifications

A, B: 1 - 93 (UniProt: P02639)

PDB	External Database	Details
Asp 64	Asn 65	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	20797.0
Non-Polymers*	Number of molecules	2
	Total formula weight	156.3
All*	Total formula weight	20953.3

*Water molecules are not included.