6EGZ

Crystal structure of cytochrome c in complex with di-PEGylated sulfonatocalix[4]arene

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cytochrome c iso-1	polymer	108	12041.8	2	UniProt (P00044) Pfam (PF00034) In PDB	Saccharomyces cerevisiae (Baker's yeast)	Yeast isoform-1 Cytochrome c
2	A, B	HEME C	non-polymer		618.5	2	Chemie (HEC)
3	A, B	di-PEGylated sulfonatocalix[4]arene	non-polymer		1918.2	4	Chemie (B4X)
4	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
5	A	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
6		water	water		18.0	32	Chemie (HOH)

Sequence modifications

A, B: -5 - 103 (UniProt: P00044)

PDB	External Database	Details
Ala -5	Thr 2	engineered mutation
Thr 102	Cys 108	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	24083.5
Non-Polymers*	Number of molecules	10
	Total formula weight	9147.8
All*	Total formula weight	33231.3

*Water molecules are not included.