1W5K

AN ANTI-PARALLEL FOUR HELIX BUNDLE

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, D (A, B, C, D)	GENERAL CONTROL PROTEIN GCN4	polymer	34	4269.0	4	UniProt (P03069) Pfam (PF07716)	SACCHAROMYCES CEREVISIAE	AMINO ACID BIOSYNTHESIS REGULATORY PROTEIN, KHHC33
2	E, F, G, H (A, B, C, D)	water	water		18.0	93	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 1 (PDB: 1W5K)
A, B, C, D: 2 - 34 (UniProt: P03069)

PDB	External Database	Details
Arg 4	Lys 251	engineered mutation
Ile 6	Leu 253	conflict
Arg 9	Lys 256	engineered mutation
Leu 10	Val 257	conflict
Ile 13	Leu 260	conflict
Leu 17	Asn 264	conflict
His 18	Tyr 265	engineered mutation
Ile 20	Leu 267	conflict
Cys 21	Glu 268	engineered mutation
Leu 24	Val 271	conflict
Ile 27	Leu 274	conflict
Arg 28	Lys 275	engineered mutation
Arg 29	Lys 276	engineered mutation
Leu 31	Val 278	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	17076.1
All*	Total formula weight	17076.1

*Water molecules are not included.