7C1J

Crystal structure of the receiver domain of sensor histidine kinase PA1611 (PA1611REC) from Pseudomonas aeruginosa PAO1 with magnesium ion coordinated in the active site cleft

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Histidine kinase	polymer	166	18291.6	1	UniProt (A0A4U9SBT9) Pfam (PF00072) UniProt (by SIFTS) (Q9I3B1)	Pseudomonas aeruginosa
2	B (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3	C (A)	water	water		18.0	173	Chemie (HOH)

Sequence modifications

A: 507 - 651 (UniProt: A0A4U9SBT9)

PDB	External Database	Details
Met 486	-	initiating methionine
Gly 487	-	expression tag
Ser 488	-	expression tag
Ser 489	-	expression tag
His 490	-	expression tag
His 491	-	expression tag
His 492	-	expression tag
His 493	-	expression tag
His 494	-	expression tag
His 495	-	expression tag
Ser 496	-	expression tag
Ser 497	-	expression tag
Gly 498	-	expression tag
Leu 499	-	expression tag
Val 500	-	expression tag
Pro 501	-	expression tag
Ala 502	-	expression tag
Gly 503	-	expression tag
Ser 504	-	expression tag
His 505	-	expression tag
Met 506	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	18291.6
Non-Polymers*	Number of molecules	1
	Total formula weight	24.3
All*	Total formula weight	18315.9

*Water molecules are not included.