2CH7

Crystal structure of the cytoplasmic domain of a bacterial chemoreceptor from Thermotoga maritima

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	METHYL-ACCEPTING CHEMOTAXIS PROTEIN	polymer	309	33398.8	1	UniProt (Q9X0M7) Pfam (PF00015)	THERMOTOGA MARITIMA	METHYL-ACCEPTING RECEPTOR MCP1143
2	B (B)	METHYL-ACCEPTING CHEMOTAXIS PROTEIN	polymer	309	33411.8	1	UniProt (Q9X0M7) Pfam (PF00015)	THERMOTOGA MARITIMA	METHYL-ACCEPTING RECEPTOR MCP1143
3	C, D (A)	LEAD (II) ION	non-polymer		207.2	2	Chemie (PB)
4	E, F (A, B)	water	water		18.0	584	Chemie (HOH)

Sequence modifications

A: 221 - 224 (PDB: 2CH7)
A: 225 - 529 (UniProt: Q9X0M7)
B: 221 - 224 (PDB: 2CH7)
B: 225 - 529 (UniProt: Q9X0M7)

PDB	External Database	Details
Asn 466	Thr 466	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	66810.7
Non-Polymers*	Number of molecules	2
	Total formula weight	414.4
All*	Total formula weight	67225.1

*Water molecules are not included.