5F9A

Blood group antigen binding adhesin BabA of Helicobacter pylori strain P436 in complex with blood group H Lewis b hexasaccharide

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Adhesin binding fucosylated histo-blood group antigen,Adhesin,Adhesin binding fucosylated histo-blood group antigen	polymer	463	48900.7	1	UniProt (O52269) UniProt (Q6DT10) Pfam (PF18304)	Helicobacter pylori
2	B (C)	Nanobody Nb-ER19	polymer	120	13260.9	1		Lama glama (Llama)
3	C (B)	alpha-L-fucopyranose-(1-2)-beta-D-galactopyranose-(1-3)-[alpha-L-fucopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose	branched		999.9	1	In PDB GlyTouCan (G30212HV)
4	D, E (A, C)	water	water		18.0	45	Chemie (HOH)

Sequence modifications

A: 25 - 180 (UniProt: O52269)

PDB	External Database	Details
Ala 3	-	expression tag
Ser 4	-	expression tag
Trp 5	-	expression tag
Ser 6	-	expression tag
His 7	-	expression tag
Pro 8	-	expression tag
Gln 9	-	expression tag
Phe 10	-	expression tag
Glu 11	-	expression tag
Lys 12	-	expression tag
Ser 13	-	expression tag
Gly 14	-	expression tag
Gly 15	-	expression tag
Gly 16	-	expression tag
Gly 17	-	expression tag
Gly 18	-	expression tag
Leu 19	-	expression tag
Val 20	-	expression tag
Pro 21	-	expression tag
Arg 22	-	expression tag
Gly 23	-	expression tag
Ser 24	-	expression tag

A: 181 - 250 (UniProt: Q6DT10)
A: 251 - 457 (UniProt: O52269)

PDB	External Database	Details
Gly 458	-	expression tag
Ser 459	-	expression tag
His 460	-	expression tag
His 461	-	expression tag
His 462	-	expression tag
His 463	-	expression tag
His 464	-	expression tag
His 465	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	62161.5
Branched	Number of molecules	1
	Total formula weight	999.9
All*	Total formula weight	63161.4

*Water molecules are not included.