9H6E

Complex of Histidine-containing phosphotransfer 1 (AHP1) and Response regulator 1 (ARR1) from A. thaliana

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, A)	Histidine-containing phosphotransfer protein 1	polymer	157	17905.3	2	UniProt (Q9ZNV9) Pfam (PF01627)	Arabidopsis thaliana (thale cress)
2	C, D (D, B)	Two-component response regulator ARR1	polymer	275	31237.4	2	UniProt (Q940D0) Pfam (PF00072) Pfam (PF00249)	Arabidopsis thaliana (thale cress)
3	E, I (C, A)	OXAMIC ACID	non-polymer		89.0	2	Chemie (OXM)
4	F, J, K (C, A)	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
5	G, H (C, A)	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
6	L, M, N, O (C, A, D, B)	water	water		18.0	9	Chemie (HOH)

Sequence modifications

C, A: 1 - 154 (UniProt: Q9ZNV9)

PDB	External Database	Details
Ser -2	-	expression tag
Asn -1	-	expression tag
Ala 0	-	expression tag

D, B: 38 - 296 (UniProt: Q940D0)

PDB	External Database	Details
Met 22	-	initiating methionine
His 23	-	expression tag
His 24	-	expression tag
His 25	-	expression tag
His 26	-	expression tag
His 27	-	expression tag
His 28	-	expression tag
Glu 29	-	expression tag
Asn 30	-	expression tag
Leu 31	-	expression tag
Tyr 32	-	expression tag
Phe 33	-	expression tag
Gln 34	-	expression tag
Ser 35	-	expression tag
Asn 36	-	expression tag
Ala 37	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	98285.4
Non-Polymers*	Number of molecules	7
	Total formula weight	548.5
All*	Total formula weight	98833.9

*Water molecules are not included.