8F9R

Rabbit sialic acid esterase (SIAE)

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)	Sialic acid acetylesterase	polymer	501	57123.9	2	UniProt (A0A5F9D0N0) Pfam (PF03629) UniProt (by SIFTS) (A0A5F9CAI5)	Oryctolagus cuniculus (rabbit)
2	C, E, F, H, J... (C, E, F, H, J...)	alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		910.8	6	In PDB GlyTouCan (G22768VO)
3	D, I (D, I)	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		732.7	2	In PDB GlyTouCan (G32152BH)
4	G, L (G, L)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	2	In PDB GlyTouCan (G42666HT)
5	M, N (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
6	O, P (A, B)	water	water		18.0	9	Chemie (HOH)

Sequence modifications

A, B: 24 - 514 (UniProt: A0A5F9D0N0)

PDB	External Database	Details
Asp 14	-	expression tag
Arg 15	-	expression tag
His 16	-	expression tag
His 17	-	expression tag
His 18	-	expression tag
His 19	-	expression tag
His 20	-	expression tag
His 21	-	expression tag
Lys 22	-	expression tag
Leu 23	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	114247.9
Branched	Number of molecules	10
	Total formula weight	7779.1
Non-Polymers*	Number of molecules	2
	Total formula weight	442.4
All*	Total formula weight	122469.4

*Water molecules are not included.