3I1G

Crystal structure of a GCN4 leucine zipper mutant at 1.6 A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	General control protein GCN4	polymer	33	3902.5	1	UniProt (P03069) Pfam (PF07716) In PDB		Amino acid biosynthesis regulatory protein
2		water	water		18.0	23	Chemie (HOH)

Sequence modifications

A: 1 - 33 (UniProt: P03069)

PDB	External Database	Details
Ala 3	Lys 251	engineered mutation
Ala 7	Asp 255	engineered mutation
Trp 17	Tyr 265	engineered mutation
Asn 18	His 266	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	3902.5
All*	Total formula weight	3902.5

*Water molecules are not included.