6PLL

Crystal structure of the ZIG-8 IG1 homodimer

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	Zwei Ig domain protein zig-8	polymer	125	14298.0	3	UniProt (G5ED00) Pfam (PF07686) In PDB	Caenorhabditis elegans	2 Ig domain protein zig-8
2	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	C	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	1	Chemie (NAG)
4		water	water		18.0	13	Chemie (HOH)

Sequence modifications

A, B, C: 22 - 137 (UniProt: G5ED00)

PDB	External Database	Details
Ala 19	-	expression tag
Asp 20	-	expression tag
Pro 21	-	expression tag
His 138	-	expression tag
His 139	-	expression tag
His 140	-	expression tag
His 141	-	expression tag
His 142	-	expression tag
His 143	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	42893.9
Non-Polymers*	Number of molecules	3
	Total formula weight	413.3
All*	Total formula weight	43307.2

*Water molecules are not included.