8IC1

endo-alpha-D-arabinanase EndoMA1 D51N mutant from Microbacterium arabinogalactanolyticum in complex with arabinooligosaccharides

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)	endo-alpha-D-arabinanase	polymer	488	53730.3	4	UniProt (by SIFTS) (A0AAJ6N6D4)	Microbacterium arabinogalactanolyticum
2	E, I (E, I)	alpha-D-arabinofuranose-(1-5)-alpha-D-arabinofuranose-(1-5)-alpha-D-arabinofuranose-(1-5)-alpha-D-arabinofuranose	branched		546.5	2	In PDB
3	F, G, H, J (F, G, H, J)	alpha-D-arabinofuranose-(1-5)-alpha-D-arabinofuranose-(1-5)-alpha-D-arabinofuranose	branched		414.4	4	In PDB GlyTouCan (G28026DF)
4	AA, CA, DA, HA, K... (B, C, A, D)	GLYCEROL	non-polymer		92.1	13	Chemie (GOL)
5	EA, L, M, NA, T (C, A, D, B)	TRIETHYLENE GLYCOL	non-polymer		150.2	5	Chemie (PGE)
6	FA, GA, N, PA, QA... (C, A, D, B)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	6	Chemie (PEG)
7	IA, O, RA, Y (C, A, D, B)	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
8	JA, P, SA, Z (C, A, D, B)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
9	BA, LA, R, UA (B, C, A, D)	(3~{a}~{S},5~{R},6~{R},6~{a}~{S})-5-(hydroxymethyl)-2,2-dimethyl-3~{a},5,6,6~{a}-tetrahydrofuro[2,3-d][1,3]dioxol-6-ol	non-polymer		190.2	4	Chemie (OYO)
10	W (B)	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	1	Chemie (MES)
11	VA, WA, XA, YA (A, B, C, D)	water	water		18.0	1314	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	214921.2
Branched	Number of molecules	6
	Total formula weight	2750.4
Non-Polymers*	Number of molecules	37
	Total formula weight	3793.1
All*	Total formula weight	221464.7

*Water molecules are not included.