5F7L

Blood group antigen binding adhesin BabA of Helicobacter pylori strain 17875 in complex with Nanobody Nb-ER14

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	Adhesin binding fucosylated histo-blood group antigen	polymer	466	49369.2	2	UniProt (O52269) Pfam (PF18304)	Helicobacter pylori
2	B, D (B, D)	Nanobody Nb-ER14	polymer	129	14190.6	2		Lama glama (Llama)
3	E, F, G, H, I... (A, C)	SULFATE ION	non-polymer		96.1	8	Chemie (SO4)
4	M, N, O, P (A, B, C, D)	water	water		18.0	88	Chemie (HOH)

Sequence modifications

A, C: 25 - 460 (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
Gly 461	-	expression tag
Ser 462	-	expression tag
His 463	-	expression tag
His 464	-	expression tag
His 465	-	expression tag
His 466	-	expression tag
His 467	-	expression tag
His 468	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	127119.7
Non-Polymers*	Number of molecules	8
	Total formula weight	768.5
All*	Total formula weight	127888.2

*Water molecules are not included.