4MUV

M. loti cyclic-nucleotide binding domain mutant displaying inverted ligand selectivity, cyclic-GMP bound

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cyclic nucleotide-gated potassium channel mll3241	polymer	142	15001.2	2	UniProt (Q98GN8) Pfam (PF00027) In PDB	Mesorhizobium loti	MlotiK1 channel
2	A, B	CYCLIC GUANOSINE MONOPHOSPHATE	non-polymer		345.2	2	Chemie (PCG)
3	A, B	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4		water	water		18.0	356	Chemie (HOH)

Sequence modifications

A, B: 216 - 355 (UniProt: Q98GN8)

PDB	External Database	Details
Gly 214	-	expression tag
Ser 215	-	expression tag
Ser 284	Thr 284	engineered mutation
Ser 288	Val 288	engineered mutation
Asp 352	Ala 352	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	30002.3
Non-Polymers*	Number of molecules	4
	Total formula weight	736.4
All*	Total formula weight	30738.7

*Water molecules are not included.