4USO

X-ray structure of the CCL2 lectin in complex with sialyl lewis X

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, D (A, B, C, D)	CCL2 LECTIN	polymer	153	16604.3	4	UniProt (B3GA02) Pfam (PF21595)	COPRINOPSIS CINEREA (INK CAP FUNGUS)
2	E (E)	N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-[alpha-L-fucopyranose-(1-3)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		820.7	1	In PDB BIRD (PRD_900121) GlyTouCan (G00054MO)		Sialyl-Lewis X antigen, beta anomer
3	F, G, H, I (A, B, C, D)	water	water		18.0	229	Chemie (HOH)

Sequence modifications

A, B, C, D: 2 - 142 (UniProt: B3GA02)

PDB	External Database	Details
Met -10	-	expression tag
Gly -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
Ser 0	-	expression tag
Gly 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	66417.1
Branched	Number of molecules	1
	Total formula weight	820.7
All*	Total formula weight	67237.9

*Water molecules are not included.