4PB3

D-threo-3-hydroxyaspartate dehydratase H351A mutant

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)	D-threo-3-hydroxyaspartate dehydratase	polymer	390	41482.0	2	UniProt (B2DFG5) Pfam (PF01168) Pfam (PF14031)	Delftia sp.	D-THA dehydratase,Threo-3-hydroxy-D-aspartate ammonia-lyase
2	C, E (A, B)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
3	D, F, G (A, B)	MAGNESIUM ION	non-polymer		24.3	3	Chemie (MG)
4	H, I (A, B)	water	water		18.0	540	Chemie (HOH)

Sequence modifications

A, B: 1 - 380 (UniProt: B2DFG5)

PDB	External Database	Details
Gly -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
Ala -2	-	expression tag
Met -1	-	expression tag
Ser 0	-	expression tag
Ala 351	His 351	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	82964.1
Non-Polymers*	Number of molecules	5
	Total formula weight	567.2
All*	Total formula weight	83531.3

*Water molecules are not included.