8IKW

A complex structure of PGIP-PG

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, D, E (A, C, E, G)	Polygalacturonase inhibitor 2	polymer	313	34023.8	4	UniProt (P58822) Pfam (PF08263) Pfam (PF00560)	Phaseolus vulgaris	Polygalacturonase-inhibiting protein 2,PGIP-2
2	B, F, G, H (B, D, F, H)	Endo-polygalacturonase	polymer	349	36222.5	4	UniProt (A0A8H5NAM9) Pfam (PF00295)	Fusarium phyllophilum
3	I (I)	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	1	In PDB GlyTouCan (G15407YE)
4	J (J)	alpha-L-fucopyranose-(1-3)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)][alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		716.7	1	In PDB GlyTouCan (G63564LA)
5	K, L, M, N, O... (K, L, M, N, O...)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	8	In PDB GlyTouCan (G42666HT)
6	Q (Q)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		570.5	1	In PDB GlyTouCan (G21290RB)
7	R (R)	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	1	In PDB GlyTouCan (G22768VO)
8	AA, BA, U, V, W... (F, H, A, B, C...)	water	water		18.0	2395	Chemie (HOH)

Sequence modifications

A, C, E, G: 1 - 313 (UniProt: P58822)

PDB	External Database	Details
Asp 274	Asn 303	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	280985.3
Branched	Number of molecules	12
	Total formula weight	6179.8
All*	Total formula weight	287165.1

*Water molecules are not included.