3ZTB

The bacterial stressosome: a modular system that has been adapted to control secondary messenger signaling

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	ANTI-SIGMA-FACTOR ANTAGONIST (STAS) DOMAIN PROTEIN	polymer	123	13660.9	2	UniProt (Q2RIF5) Pfam (PF01740) In PDB	MOORELLA THERMOACETICA	MTS
2	A, B	IODIDE ION	non-polymer		126.9	2	Chemie (IOD)
3		water	water		18.0	10	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27321.9
Non-Polymers*	Number of molecules	2
	Total formula weight	253.8
All*	Total formula weight	27575.7

*Water molecules are not included.