9YZ4

Neisseria gonorrhoeae Transferrin Binding Protein A in complex with Transferrin Binding Protein B and transferrin (iron bound in N lobe only)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (F)	Transferrin	polymer	698	77153.9	1	UniProt (P02787)	Homo sapiens (human)	Transferrin,Beta-1 metal-binding globulin,Siderophilin
2	B (A)	Transferrin-binding protein A	polymer	910	102036.5	1	UniProt (Q01996)	Neisseria gonorrhoeae	TbpA,Transferrin-binding protein 1
3	C (B)	Transferrin-binding protein B	polymer	693	75484.9	1	UniProt (Q9JPI9)	Neisseria meningitidis serogroup B
4	D (F)	BICARBONATE ION	non-polymer		61.0	1	Chemie (BCT) PubChem (769)
5	E (F)	FE (III) ION	non-polymer		55.8	1	Chemie (FE) PubChem (29936)

Sequence modifications

F: -18 - 679 (UniProt: P02787)

PDB	External Database	Details
Val 429	Ile 448	conflict

A: 25 - 915 (UniProt: Q01996)

PDB	External Database	Details
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
His 10	-	expression tag
His 11	-	expression tag
His 12	-	expression tag
His 13	-	expression tag
His 14	-	expression tag
His 15	-	expression tag
Glu 16	-	expression tag
Asn 17	-	expression tag
Leu 18	-	expression tag
Tyr 19	-	expression tag
Phe 20	-	expression tag
Gln 21	-	expression tag
Gly 22	-	expression tag
Ala 23	-	expression tag
Met 24	-	expression tag

B: 21 - 712 (UniProt: Q9JPI9)

PDB	External Database	Details
Met 20	-	initiating methionine

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	254675.3
Non-Polymers*	Number of molecules	2
	Total formula weight	116.9
All*	Total formula weight	254792.2

*Water molecules are not included.