2G93

Ligand recognition site in C-lobe of lactoferrin: Crystal structure of the complex of C-lobe of bovine lactoferrin with methyl alpha-D-mannopyranoside at 1.9 A resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Lactotransferrin	polymer	345	37655.5	1	UniProt (P24627) Pfam (PF00405)	Bos taurus (cattle)	Lactoferrin
2	B (B)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
3	C (C)	beta-D-mannopyranose-(1-4)-[beta-D-mannopyranose-(1-6)]alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		910.8	1	In PDB GlyTouCan (G49464HB)
4	D (D)	alpha-D-mannopyranose-(1-4)-beta-D-mannopyranose-(1-4)-beta-D-mannopyranose-(1-4)-alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		1073.0	1	In PDB GlyTouCan (G05674CR)
5	E (A)	methyl alpha-D-mannopyranoside	non-polymer		194.2	1	Chemie (MMA)
6	F (A)	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
7	G (A)	CARBONATE ION	non-polymer		60.0	1	Chemie (CO3)
8	H, I (A)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
9	J (A)	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
10	K (A)	water	water		18.0	354	Chemie (HOH)

Sequence modifications

A: 342 - 686 (UniProt: P24627)

PDB	External Database	Details
Lys 565	Asn 584	SEE REMARK 999
Glu 608	Lys 627	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	37655.5
Branched	Number of molecules	3
	Total formula weight	2408.2
Non-Polymers*	Number of molecules	6
	Total formula weight	536.9
All*	Total formula weight	40600.6

*Water molecules are not included.