4OUJ

Crystal structure of HA33B-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 (A, B)	Hemagglutinin component HA33	polymer	307	35134.1	2	UniProt (B1INP8) Pfam (PF14200)	Clostridium botulinum B1
2	C, D (C, D)	beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose	branched		342.3	2	In PDB BIRD (PRD_900008) GlyTouCan (G88362QR)		alpha-lactose
3	E, F (A, B)	water	water		18.0	635	Chemie (HOH)

Sequence modifications

A, B: 2 - 294 (UniProt: B1INP8)

PDB	External Database	Details
Gly 0	-	expression tag
Ser 1	-	expression tag
Val 6	Thr 6	engineered mutation
Lys 288	Ile 288	engineered mutation
Asn 290	Thr 290	engineered mutation
Ile 291	Met 291	engineered mutation
Arg 292	Ser 292	engineered mutation
Pro 295	-	expression tag
Gly 296	-	expression tag
Ser 297	-	expression tag
Ala 298	-	expression tag
Trp 299	-	expression tag
Ser 300	-	expression tag
His 301	-	expression tag
Pro 302	-	expression tag
Gln 303	-	expression tag
Phe 304	-	expression tag
Glu 305	-	expression tag
Lys 306	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	70268.2
Branched	Number of molecules	2
	Total formula weight	684.6
All*	Total formula weight	70952.8

*Water molecules are not included.