4LO2

HA17-HA33-Lac

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	HA-33	polymer	296	34081.7	2	UniProt (Q45871) Pfam (PF14200) In PDB	Clostridium botulinum	HA-33 protein, HA34, Non-toxin haemagglutinin HA34
2	C	HA-17	polymer	147	17069.2	1	UniProt (Q45878) Pfam (PF05588) In PDB	Clostridium botulinum	HA-17 protein, HA17, Ha17 protein, Non-toxin haemagglutinin HA17
3	D, E	beta-D-galactopyranose-(1-4)-beta-D-glucopyranose	branched		342.3	2	In PDB BIRD (PRD_900004) GlyTouCan (G84224TW)		beta-lactose
4		water	water		18.0	225	Chemie (HOH)

Sequence modifications

A, B: 2 - 293 (UniProt: Q45871)

PDB	External Database	Details
Pro 294	-	expression tag
Gly 295	-	expression tag
Ser 296	-	expression tag
Ala 297	-	expression tag

C: 2 - 146 (UniProt: Q45878)

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

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	85232.5
Branched	Number of molecules	2
	Total formula weight	684.6
All*	Total formula weight	85917.1

*Water molecules are not included.