2B9C

Structure of tropomyosin's mid-region: bending and binding sites for actin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	striated-muscle alpha tropomyosin	polymer	147	17133.3	2	UniProt (P04692) Pfam (PF00261) In PDB	Rattus norvegicus (Norway rat)
2		water	water		18.0	349	Chemie (HOH)

Sequence modifications

A, B: 89 - 208 (UniProt: P04692)

PDB	External Database	Details
Met 88	-	initiating methionine
Asp 209	-	expression tag
Lys 210	-	expression tag
Val 211	-	expression tag
Glu 212	-	expression tag
Glu 213	-	expression tag
Leu 214	-	expression tag
Leu 215	-	expression tag
Ser 216	-	expression tag
Lys 217	-	expression tag
Asn 218	-	expression tag
Tyr 219	-	expression tag
His 220	-	expression tag
Leu 221	-	expression tag
Glu 222	-	expression tag
Asn 223	-	expression tag
Glu 224	-	expression tag
Val 225	-	expression tag
Ala 226	-	expression tag
Arg 227	-	expression tag
Leu 228	-	expression tag
Lys 229	-	expression tag
Lys 230	-	expression tag
Leu 231	-	expression tag
Val 232	-	expression tag
Gly 233	-	expression tag
Glu 234	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	34266.5
All*	Total formula weight	34266.5

*Water molecules are not included.