3KBC

Crystal structure of GltPh K55C-A364C mutant crosslinked with divalent mercury

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)	425aa long hypothetical proton glutamate symport protein	polymer	425	44889.2	3	UniProt (O59010) Pfam (PF00375)	Pyrococcus horikoshii
2	D, H, L (A, B, C)	ASPARTIC ACID	non-polymer		133.1	3	Chemie (ASP)
3	E, I, M (A, B, C)	MERCURY (II) ION	non-polymer		200.6	3	Chemie (HG)
4	F, G, J, K, N... (A, B, C)	SODIUM ION	non-polymer		23.0	6	Chemie (NA)

Sequence modifications

A, B, C: 1 - 425 (UniProt: O59010)

PDB	External Database	Details
His 37	Asp 37	engineered mutation
His 40	Lys 40	engineered mutation
Cys 55	Lys 55	engineered mutation
His 125	Lys 125	engineered mutation
His 132	Lys 132	engineered mutation
His 223	Lys 223	engineered mutation
His 264	Lys 264	engineered mutation
Ala 321	Cys 321	engineered mutation
Cys 364	Ala 364	engineered mutation
His 368	Glu 368	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	134667.6
Non-Polymers*	Number of molecules	12
	Total formula weight	1139.0
All*	Total formula weight	135806.6

*Water molecules are not included.