8F70

Identification of an Immunodominant region on a Group A Streptococcus T-antigen Reveals Temperature-Dependent Motion in Pili

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	T18.1 Major pilin backbone protein T-antigen,Major pilin backbone protein T-antigen	polymer	568	62326.0	1	UniProt (A0A096ZH83) Pfam (PF12892) Pfam (PF19407)	Streptococcus pyogenes
2	B, C (A)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	D (A)	water	water		18.0	213	Chemie (HOH)

Sequence modifications

A: 1 - 286 (UniProt: A0A096ZH83)

PDB	External Database	Details
Gly -1	-	expression tag
Ala 0	-	expression tag
Thr 272	Ala 272	variant

A: 290 - 566 (UniProt: A0A096ZH83)

PDB	External Database	Details
Gly 287	-	linker
Gly 288	-	linker
Gly 289	-	linker
Thr 556	Ala 272	variant

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	62326.0
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	62406.2

*Water molecules are not included.