5KKU

Crystal structure of an N-terminal dehydratase from difficidin assembly line

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Polyketide synthase type I	polymer	300	34666.3	4	UniProt (Q1RS44) Pfam (PF21089) Pfam (PF14765) In PDB	Bacillus amyloliquefaciens
2		water	water		18.0	2	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 293 (UniProt: Q1RS44)

PDB	External Database	Details
Glu 294	-	expression tag
His 295	-	expression tag
His 296	-	expression tag
His 297	-	expression tag
His 298	-	expression tag
His 299	-	expression tag
His 300	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	138665.0
All*	Total formula weight	138665.0

*Water molecules are not included.