6KCL

Crystal structure of Plasmodium falciparum HPPK-DHPS A437G/K540E with pterin and p-hydroxybenzoate

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)	7,8-dihydro-6-hydroxymethylpterin pyrophosphokinase-dihydropteroate synthase	polymer	728	85943.4	2	UniProt (Q25704) Pfam (PF01288) Pfam (PF00809)	Plasmodium falciparum	Dihydropteroate synthetase
2	C, J (A, B)	PTERINE	non-polymer		163.1	2	Chemie (PE0)
3	D, K (A, B)	P-HYDROXYBENZOIC ACID	non-polymer		138.1	2	Chemie (PHB)
4	E, L (A, B)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
5	F, M (A, B)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
6	G, N (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	H, O (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
8	I, P (A, B)	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
9	Q, R (A, B)	water	water		18.0	192	Chemie (HOH)

Sequence modifications

A, B: 1 - 706 (UniProt: Q25704)

PDB	External Database	Details
Gly 437	Ala 437	engineered mutation
Glu 540	Lys 540	engineered mutation
Lys 707	-	expression tag
Asp 708	-	expression tag
Pro 709	-	expression tag
Asn 710	-	expression tag
Ser 711	-	expression tag
Ser 712	-	expression tag
Ser 713	-	expression tag
Val 714	-	expression tag
Asp 715	-	expression tag
Lys 716	-	expression tag
Leu 717	-	expression tag
Ala 718	-	expression tag
Ala 719	-	expression tag
Ala 720	-	expression tag
Leu 721	-	expression tag
Glu 722	-	expression tag
His 723	-	expression tag
His 724	-	expression tag
His 725	-	expression tag
His 726	-	expression tag
His 727	-	expression tag
His 728	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	171886.8
Non-Polymers*	Number of molecules	14
	Total formula weight	2047.9
All*	Total formula weight	173934.7

*Water molecules are not included.