5WE1

Structural Basis for Shelterin Bridge Assembly

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Protection of telomeres protein poz1,Protection of telomeres protein poz1	polymer	214	25314.2	2	UniProt (O13852) In PDB	Schizosaccharomyces pombe (Fission yeast)	Pot1-associated protein poz1,Pot1-associated protein poz1
2	B, D	Protection of telomeres protein tpz1	polymer	33	3964.6	2	UniProt (O14246) In PDB	Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast)	Meiotically up-regulated gene 169 protein
3	A, C	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Sequence modifications

A, C: 30 - 82 (UniProt: O13852)

PDB	External Database	Details
Ser 29	-	expression tag

A, C: 86 - 249 (UniProt: O13852)

PDB	External Database	Details
Gly 83	-	linker
Gly 84	-	linker
Ala 85	-	linker
Ser 120	Val 120	conflict
Ser 125	Glu 125	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	58557.6
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	58688.4

*Water molecules are not included.