3TYD

Dihydropteroate Synthase in complex with PPi and DHP+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Dihydropteroate synthase	polymer	297	32883.7	2	UniProt (Q81VW8) Pfam (PF00809) In PDB	Bacillus anthracis (anthrax anthrax bacterium)
2	A, B	PYROPHOSPHATE 2-	non-polymer		176.0	2	Chemie (POP)
3	A, B	2-amino-6-methylidene-6,7-dihydropteridin-4(3H)-one	non-polymer		177.2	2	Chemie (XHP)
4	A, B	SULFATE ION	non-polymer		96.1	12	Chemie (SO4)
5		water	water		18.0	29	Chemie (HOH)

Sequence modifications

A, B: -6 - 277 (UniProt: Q81VW8)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Met 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	65767.5
Non-Polymers*	Number of molecules	16
	Total formula weight	1859.0
All*	Total formula weight	67626.5

*Water molecules are not included.