1PIQ

CRYSTAL STRUCTURE OF GCN4-PIQ, A TRIMERIC COILED COIL WITH BURIED POLAR RESIDUES

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	PROTEIN (GENERAL CONTROL PROTEIN GCN4-PIQ)	polymer	32	3801.5	1	UniProt (P03069) Pfam (PF07716) In PDB
2	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
3		water	water		18.0	47	Chemie (HOH)

Sequence modifications

A: 1 - 31 (UniProt: P03069)

PDB	External Database	Details
Ile 5	Leu 253	engineered mutation
Ile 9	Val 257	engineered mutation
Ile 12	Leu 260	engineered mutation
Gln 16	Asn 264	engineered mutation
Ile 19	Leu 267	engineered mutation
Ile 23	Val 271	engineered mutation
Ile 26	Leu 274	engineered mutation
Ile 30	Val 278	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	3801.5
Non-Polymers*	Number of molecules	1
	Total formula weight	35.5
All*	Total formula weight	3837.0

*Water molecules are not included.