6TTE

Beta-galactosidase in complex with PETG

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 (A, B, C, D)	Beta-galactosidase	polymer	1040	118395.3	4	UniProt (Q8VNN2) Pfam (PF02837) Pfam (PF00703) Pfam (PF02836) Pfam (PF16353) Pfam (PF02929) UniProt (by SIFTS) (P00722)	Escherichia coli	Beta-gal,Lactase
2	E, G, I, K (A, B, C, D)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG) PubChem (888)
3	F, H, J, L (A, B, C, D)	2-phenylethyl 1-thio-beta-D-galactopyranoside	non-polymer		300.4	4	Chemie (PTQ) PubChem (22842023) PubChem (34365250) PubChem (53317576) PubChem (3704514) PubChem (2733797) PubChem (3034479) PubChem (92139505) PubChem (92259087) PubChem (92259088) PubChem (92259089) PubChem (15043173) PubChem (102515495) PubChem (123134570) PubChem (124546010) PubChem (125463219) PubChem (172641326)
4	M, N, O, P (A, B, C, D)	water	water		18.0	1224	Chemie (HOH)

Sequence modifications

A, B, C, D: 9 - 1023 (UniProt: Q8VNN2)

PDB	External Database	Details
Met -16	-	initiating methionine
Gly -15	-	expression tag
Ser -14	-	expression tag
Ser -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
Ser -6	-	expression tag
Ser -5	-	expression tag
Gly -4	-	expression tag
Leu -3	-	expression tag
Val -2	-	expression tag
Pro -1	-	expression tag
Arg 0	-	expression tag
Gly 1	-	expression tag
Ser 2	-	expression tag
His 3	-	expression tag
Met 4	-	expression tag
Leu 5	-	expression tag
Glu 6	-	expression tag
Asp 7	-	expression tag
Pro 8	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	473581.3
Non-Polymers*	Number of molecules	8
	Total formula weight	1298.7
All*	Total formula weight	474880.0

*Water molecules are not included.