5KGP

X-ray structure of a glucosamine N-Acetyltransferase from Clostridium acetobutylicum in complex with chitosan

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)	Predicted acetyltransferase	polymer	328	38378.4	2	UniProt (Q97ML2) Pfam (PF00583)	Clostridium acetobutylicum (strain ATCC 824 / DSM 792 / JCM 1419 / LMG 5710 / VKM B-1787)
2	C, D (C, D)	2-amino-2-deoxy-beta-D-glucopyranose-(1-4)-2-amino-2-deoxy-alpha-D-glucopyranose	branched		340.3	2	In PDB GlyTouCan (G58167JD)
3	E, J (A, B)	ACETYL COENZYME *A	non-polymer		809.6	2	Chemie (ACO) PubChem (25210474) PubChem (24860528) PubChem (53393727) PubChem (56846401) PubChem (44141873) PubChem (45254004) PubChem (444493) PubChem (53245716) PubChem (87656764) PubChem (181) PubChem (6302) PubChem (87656765) PubChem (89102998) PubChem (91746285) PubChem (6857822) PubChem (6917106) PubChem (134956084) PubChem (10079099) PubChem (124511019) PubChem (11987898) PubChem (16061174) PubChem (124931617) PubChem (129274027) PubChem (154496096) PubChem (162968672) PubChem (170108977)
4	F, G, K (A, B)	COENZYME A	non-polymer		767.5	3	Chemie (COA)
5	H, I (A)	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
6	L (B)	3[N-MORPHOLINO]PROPANE SULFONIC ACID	non-polymer		209.3	1	Chemie (MPO) PubChem (70807)
7	M, N (A, B)	water	water		18.0	509	Chemie (HOH)

Sequence modifications

A, B: 1 - 320 (UniProt: Q97ML2)

PDB	External Database	Details
Gly 321	-	expression tag
Gly 322	-	expression tag
His 323	-	expression tag
His 324	-	expression tag
His 325	-	expression tag
His 326	-	expression tag
His 327	-	expression tag
His 328	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	76756.8
Branched	Number of molecules	2
	Total formula weight	680.7
Non-Polymers*	Number of molecules	8
	Total formula weight	4255.1
All*	Total formula weight	81692.6

*Water molecules are not included.