6R26

The photosensory core module (PAS-GAF-PHY) of the bacterial phytochrome Agp1 (AtBphP1) locked in a Pr-like state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Bacteriophytochrome protein	polymer	510	56463.0	1	UniProt (Q7CY45) Pfam (PF08446) Pfam (PF01590) Pfam (PF00360)	Agrobacterium fabrum (strain C58 / ATCC 33970)
2	B (A)	3-[2-[(~{Z})-[12-ethyl-6-(3-hydroxy-3-oxopropyl)-13-methyl-11-oxidanylidene-4,10-diazatricyclo[8.3.0.0^{3,7}]trideca-1,3,6,12-tetraen-5-ylidene]methyl]-5-[(~{Z})-(3-ethyl-4-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid	non-polymer		598.7	1	Chemie (JQ2)
3	C (A)	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)

Sequence modifications

A: 11 - 504 (UniProt: Q7CY45)

PDB	External Database	Details
Mse 1	-	initiating methionine
Gln 2	-	expression tag
Arg 3	-	expression tag
Glu 4	-	expression tag
Arg 5	-	expression tag
Leu 6	-	expression tag
Glu 7	-	expression tag
Lys 8	-	expression tag
Val 9	-	expression tag
Mse 10	-	expression tag
His 505	-	expression tag
His 506	-	expression tag
His 507	-	expression tag
His 508	-	expression tag
His 509	-	expression tag
His 510	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	56463.0
Non-Polymers*	Number of molecules	2
	Total formula weight	638.8
All*	Total formula weight	57101.8

*Water molecules are not included.