4OF6

Crystal Structure of SYG-1 D1, Crystal form 1

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Protein SYG-1, isoform b	polymer	120	13371.9	2	UniProt (B1Q236) Pfam (PF07679) In PDB	Caenorhabditis elegans (nematode)
2	C	alpha-L-fucopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		570.5	1	In PDB GlyTouCan (G11971MR)
3	D	alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		367.3	1	In PDB GlyTouCan (G86851RC)
4	A, B	1,2-ETHANEDIOL	non-polymer		62.1	3	Chemie (EDO)
5		water	water		18.0	273	Chemie (HOH)

Sequence modifications

A, B: 19 - 129 (UniProt: B1Q236)

PDB	External Database	Details
Ala 16	-	expression tag
Asp 17	-	expression tag
Pro 18	-	expression tag
His 130	-	expression tag
His 131	-	expression tag
His 132	-	expression tag
His 133	-	expression tag
His 134	-	expression tag
His 135	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	26743.8
Branched	Number of molecules	2
	Total formula weight	937.9
Non-Polymers*	Number of molecules	3
	Total formula weight	186.2
All*	Total formula weight	27867.9

*Water molecules are not included.