2F93

K Intermediate Structure of Sensory Rhodopsin II/Transducer Complex in Combination with the Ground State Structure

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Sensory rhodopsin II	polymer	248	26534.9	1	UniProt (P42196) Pfam (PF01036)	Natronomonas pharaonis	SR-II
2	B (B)	Sensory rhodopsin II transducer	polymer	122	12548.3	1	UniProt (P42259) Pfam (PF17909) Pfam (PF00672)	Natronomonas pharaonis	HTR-II, Methyl-accepting phototaxis protein II, MPP-II
3	C (A)	octyl beta-D-glucopyranoside	non-polymer		292.4	1	Chemie (BOG)
4	D (A)	RETINAL	non-polymer		284.4	1	Chemie (RET)
5	E, F (A, B)	water	water		18.0	35	Chemie (HOH)

Sequence modifications

A: 2 - 239 (UniProt: P42196)

PDB	External Database	Details
Glu 240	-	cloning artifact
Asn 241	-	cloning artifact
Ser 242	-	cloning artifact
His 243	-	expression tag
His 244	-	expression tag
His 245	-	expression tag
His 246	-	expression tag
His 247	-	expression tag
His 248	-	expression tag
His 249	-	expression tag

B: 3 - 114 (UniProt: P42259)

PDB	External Database	Details
Ala 2	-	cloning artifact
Asn 115	-	cloning artifact
Ser 116	-	cloning artifact
His 117	-	expression tag
His 118	-	expression tag
His 119	-	expression tag
His 120	-	expression tag
His 121	-	expression tag
His 122	-	expression tag
His 123	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	39083.2
Non-Polymers*	Number of molecules	2
	Total formula weight	576.8
All*	Total formula weight	39660.0

*Water molecules are not included.