6RV8

Crystal Structure of Glucuronoyl Esterase from Cerrena unicolor covalent complex with the aldouronic acid UXXR

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)	4-O-methyl-glucuronoyl methylesterase	polymer	481	50942.5	2	UniProt (A0A0A7EQR3) Pfam (PF00734) Pfam (PF22244)	Cerrena unicolor	Glucuronoyl esterase,GE
2	C (C)	4-O-methyl-alpha-D-glucopyranuronic acid-(1-2)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose-(1-4)-Xylitol	branched		606.5	1	In PDB GlyTouCan (G73163UB)
3	D (D)	beta-D-xylopyranose-(1-4)-beta-D-xylopyranose	branched		282.2	1	In PDB BIRD (PRD_900116) GlyTouCan (G87728WL)		4beta-beta-xylobiose
4	E, I (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
5	F (A)	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
6	G, H, J, K (A, B)	alpha-D-mannopyranose	non-polymer		180.2	4	Chemie (MAN)
7	L, M (A, B)	water	water		18.0	579	Chemie (HOH)

Sequence modifications

A, B: 2 - 458 (UniProt: A0A0A7EQR3)

PDB	External Database	Details
Met 1	-	initiating methionine
Gly 459	-	expression tag
Leu 460	-	expression tag
Glu 461	-	expression tag
Gln 462	-	expression tag
Lys 463	-	expression tag
Leu 464	-	expression tag
Ile 465	-	expression tag
Ser 466	-	expression tag
Glu 467	-	expression tag
Glu 468	-	expression tag
Asp 469	-	expression tag
Leu 470	-	expression tag
Asn 471	-	expression tag
Ser 472	-	expression tag
Ala 473	-	expression tag
Val 474	-	expression tag
Asp 475	-	expression tag
His 476	-	expression tag
His 477	-	expression tag
His 478	-	expression tag
His 479	-	expression tag
His 480	-	expression tag
His 481	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	101885.1
Branched	Number of molecules	2
	Total formula weight	888.8
Non-Polymers*	Number of molecules	7
	Total formula weight	1225.1
All*	Total formula weight	103999.0

*Water molecules are not included.