3LGY

R178A mutant of the DegS-deltaPDZ protease

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Protease degS	polymer	241	25804.1	1	UniProt (P0AEE3) Pfam (PF00089) In PDB	Escherichia coli
2	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
3	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4		water	water		18.0	12	Chemie (HOH)

Sequence modifications

A: 27 - 256 (UniProt: P0AEE3)

PDB	External Database	Details
Met 16	-	expression tag
Arg 17	-	expression tag
Gly 18	-	expression tag
Ser 19	-	expression tag
His 20	-	expression tag
His 21	-	expression tag
His 22	-	expression tag
His 23	-	expression tag
His 24	-	expression tag
His 25	-	expression tag
Gly 26	-	expression tag
Ala 178	Arg 178	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	25804.1
Non-Polymers*	Number of molecules	2
	Total formula weight	59.8
All*	Total formula weight	25863.8

*Water molecules are not included.