4LO5

HA70-alpha2,3-SiaLC

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	HA-70	polymer	190	21939.7	1	UniProt (Q8KHU9) Pfam (PF03505) In PDB	Clostridium botulinum	HA70, Non-toxin haemagglutinin HA70
2	B	HA-70	polymer	433	49148.3	1	UniProt (Q8KHU9) Pfam (PF03505) Pfam (PF17993) In PDB	Clostridium botulinum	HA70, Non-toxin haemagglutinin HA70
3	C	N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose	branched		633.6	1	In PDB BIRD (PRD_900025) GlyTouCan (G92323ZH)		3'-sialyl-alpha-lactose
4	B	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
5		water	water		18.0	112	Chemie (HOH)

Sequence modifications

A: 2 - 189 (UniProt: Q8KHU9)

PDB	External Database	Details
Gly 0	-	expression tag
Ser 1	-	expression tag

B: 206 - 626 (UniProt: Q8KHU9)

PDB	External Database	Details
Pro 627	-	expression tag
Gly 628	-	expression tag
Ser 629	-	expression tag
Ala 630	-	expression tag
Trp 631	-	expression tag
Ser 632	-	expression tag
His 633	-	expression tag
Pro 634	-	expression tag
Gln 635	-	expression tag
Phe 636	-	expression tag
Glu 637	-	expression tag
Lys 638	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	71088.0
Branched	Number of molecules	1
	Total formula weight	633.6
Non-Polymers*	Number of molecules	1
	Total formula weight	35.5
All*	Total formula weight	71757.0

*Water molecules are not included.