5O7U

Crystal structure of the 7-Fluorotryptophan RSL lectin in complex with Lewis x tetrasaccharide

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)	Putative fucose-binding lectin protein	polymer	90	9859.5	2	UniProt (D8NA05) Pfam (PF07938) UniProt (by SIFTS) (A0A0S4TLR1)	Ralstonia solanacearum
2	C (C)	alpha-L-fucopyranose-(1-3)-[beta-D-galactopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		529.5	1	In PDB BIRD (PRD_900119) GlyTouCan (G00051MO)		Lewis X antigen, beta anomer
3	D (D)	alpha-L-fucopyranose-(1-3)-[beta-D-galactopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-alpha-D-galactopyranose	branched		691.6	1	In PDB GlyTouCan (G12843SP)
4	E (E)	alpha-L-fucopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		367.3	1	In PDB GlyTouCan (G80587NA)
5	F (F)	alpha-L-fucopyranose-(1-3)-[beta-D-galactopyranose-(1-4)]2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-beta-D-galactopyranose	branched		691.6	1	In PDB GlyTouCan (G81345OW)
6	G, I (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	H (B)	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
8	J, K (A, B)	water	water		18.0	279	Chemie (HOH)

Sequence modifications

A, B: 1 - 90 (UniProt: D8NA05)

PDB	External Database	Details
F7w 10	Trp 11	conflict
F7w 31	Trp 32	conflict
F7w 36	Trp 37	conflict
F7w 53	Trp 54	conflict
F7w 74	Trp 75	conflict
F7w 76	Trp 77	conflict
F7w 81	Trp 82	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	19719.0
Branched	Number of molecules	4
	Total formula weight	2280.1
Non-Polymers*	Number of molecules	3
	Total formula weight	88.7
All*	Total formula weight	22087.8

*Water molecules are not included.