6GDX

Structure of CutA from Synechococcus elongatus PCC7942 complexed with 3 molecules of Bis-Tris

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C (A, B, C)	Periplasmic divalent cation tolerance protein	polymer	133	14664.5	3	UniProt (Q31KX8) Pfam (PF03091)	Synechococcus elongatus (strain PCC 7942) (Anacystis nidulans R2)
2	D, E, F (A, B, C)	2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		209.2	3	Chemie (BTB)
3	G, H, I (A, B, C)	water	water		18.0	366	Chemie (HOH)

Sequence modifications

A, B, C: 1 - 113 (UniProt: Q31KX8)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	43993.4
Non-Polymers*	Number of molecules	3
	Total formula weight	627.7
All*	Total formula weight	44621.1

*Water molecules are not included.