1MO1

CRYSTAL STRUCTURE AT 1.8 ANGSTROMS OF SELENO METHIONYLED CRH, THE BACILLUS SUBTILIS CATABOLITE REPRESSION CONTAINING PROTEIN CRH REVEALS AN UNEXPECTED SWAPPING DOMAIN AS AN UNTERTWINNED DIMER

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Hpr-like protein crh	polymer	87	9671.7	2	UniProt (O06976) Pfam (PF00381) In PDB	Bacillus subtilis	Catabolite repression HPr
2	B, D	Hpr-like protein crh	polymer	87	9718.6	2	UniProt (O06976) Pfam (PF00381) In PDB	Bacillus subtilis	Catabolite repression HPr
3	A, B, C, D	SULFATE ION	non-polymer		96.1	10	Chemie (SO4)
4	A, B, C, D	GLYCEROL	non-polymer		92.1	9	Chemie (GOL)
5		water	water		18.0	470	Chemie (HOH)

Sequence modifications

A, C: 1 - 85 (UniProt: O06976)

PDB	External Database	Details
Mse 48	Met 48	modified residue
Mse 51	Met 51	modified residue
Leu 86	-	cloning artifact
Gln 87	-	cloning artifact

B, D: 1 - 85 (UniProt: O06976)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 48	Met 48	modified residue
Mse 51	Met 51	modified residue
Leu 86	-	cloning artifact
Gln 87	-	cloning artifact

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	38780.8
Non-Polymers*	Number of molecules	19
	Total formula weight	1789.5
All*	Total formula weight	40570.2

*Water molecules are not included.