2HIN

Structure of N15 Cro at 1.05 A: an ortholog of lambda Cro with a completely different but equally effective dimerization mechanism

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Repressor protein	polymer	71	7839.9	2	UniProt (Q37964) Pfam (PF14549) In PDB	Enterobacteria phage N15	Gp39
2	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	154	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	15679.7
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	15871.9

*Water molecules are not included.