6GT9

Crystal structure of GanP, a glucose-galactose binding protein from Geobacillus stearothermophilus, in complex with galactose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Putative sugar binding protein	polymer	318	35522.4	4	UniProt (W8QN64) Pfam (PF13407) In PDB	Geobacillus stearothermophilus (Bacillus stearothermophilus)
2	A, B, C, D	beta-D-galactopyranose	non-polymer		180.2	4	Chemie (GAL)
3	A, B, C, D	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
4		water	water		18.0	774	Chemie (HOH)

Sequence modifications

A, B, C, D: 28 - 337 (UniProt: W8QN64)

PDB	External Database	Details
Met 20	-	initiating methionine
Gly 21	-	expression tag
His 22	-	expression tag
His 23	-	expression tag
His 24	-	expression tag
His 25	-	expression tag
His 26	-	expression tag
His 27	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	142089.8
Non-Polymers*	Number of molecules	8
	Total formula weight	1104.9
All*	Total formula weight	143194.7

*Water molecules are not included.