6LZW

W513A mutant of chitin-specific solute binding protein from Vibrio harveyi co-crystalized with chitobiose.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Peptide ABC transporter, periplasmic peptide-binding protein	polymer	538	60930.6	1	UniProt (D0XC84) In PDB	Vibrio harveyi (strain 1DA3)
2	G	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	A	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
4	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
5	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
6	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
7		water	water		18.0	133	Chemie (HOH)

Sequence modifications

A: -1 - 530 (UniProt: D0XC84)

PDB	External Database	Details
Ala 513	Trp 543	engineered mutation
His 531	-	expression tag
His 532	-	expression tag
His 533	-	expression tag
His 534	-	expression tag
His 535	-	expression tag
His 536	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	60930.6
Branched	Number of molecules	1
	Total formula weight	424.4
Non-Polymers*	Number of molecules	4
	Total formula weight	161.9
All*	Total formula weight	61517.0

*Water molecules are not included.