9RTM

X-ray structure of the rhodamine-binding protein tag (Rho-tag) bound to a tetramethylrhodamine ligand

This is a non-PDB format compatible entry.

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)	AraC effector-binding domain-containing protein	polymer	158	17346.5	2	UniProt (Q8KFZ1) Pfam (PF06445)	Chlorobaculum tepidum TLS
2	C, D (A, B)	[9-(2-carboxyphenyl)-6-(dimethylamino)xanthen-3-ylidene]-dimethyl-azanium	non-polymer		387.5	2	Chemie (A1EI4)
3	E, F (A, B)	water	water		18.0	27	Chemie (HOH)

Sequence modifications

A, B: 1 - 158 (UniProt: Q8KFZ1)

PDB	External Database	Details
Gln 17	Val 17	engineered mutation
Arg 25	Gln 25	engineered mutation
Asn 33	Ser 33	engineered mutation
Val 36	Glu 36	engineered mutation
Thr 40	His 40	engineered mutation
Val 51	Lys 51	engineered mutation
Tyr 62	Phe 62	engineered mutation
Phe 64	Met 64	engineered mutation
Asp 65	Ser 65	engineered mutation
Met 66	Ala 66	engineered mutation
Glu 67	Gly 67	engineered mutation
Asp 70	Glu 70	engineered mutation
Ile 87	Val 87	engineered mutation
Asp 107	Gly 107	engineered mutation
Lys 121	Asp 121	engineered mutation
Tyr 125	Phe 125	engineered mutation
Glu 126	Asp 126	engineered mutation
Ala 138	Asn 138	engineered mutation
Val 152	Ser 152	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	34693.1
Non-Polymers*	Number of molecules	2
	Total formula weight	774.9
All*	Total formula weight	35468.0

*Water molecules are not included.