9D2R

Crystal structure of E. coli Threonine dehydratase regulatory domain in complex with isoleucine

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	L-threonine dehydratase biosynthetic IlvA	polymer	200	22791.5	1	UniProt (P04968) Pfam (PF00585)	Escherichia coli	Threonine deaminase
2	B (A)	ISOLEUCINE	non-polymer		131.2	1	Chemie (ILE)
3	C, D, E, F, G (A)	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
4	H (A)	ACETATE ION	non-polymer		59.0	1	Chemie (ACT)
5	I (A)	water	water		18.0	198	Chemie (HOH)

Sequence modifications

A: 335 - 514 (UniProt: P04968)

PDB	External Database	Details
Met 315	-	initiating methionine
Gly 316	-	expression tag
Ser 317	-	expression tag
Ser 318	-	expression tag
His 319	-	expression tag
His 320	-	expression tag
His 321	-	expression tag
His 322	-	expression tag
His 323	-	expression tag
His 324	-	expression tag
Ser 325	-	expression tag
Ser 326	-	expression tag
Gly 327	-	expression tag
Leu 328	-	expression tag
Val 329	-	expression tag
Pro 330	-	expression tag
Arg 331	-	expression tag
Gly 332	-	expression tag
Ser 333	-	expression tag
His 334	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	22791.5
Non-Polymers*	Number of molecules	7
	Total formula weight	650.7
All*	Total formula weight	23442.2

*Water molecules are not included.