6C5I

Unliganded S25-5 Fab

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	H	Fab IgG1 Heavy Chain	polymer	218	23432.3	1	UniProt (Q99LC4) Pfam (PF07686) Pfam (PF07654) In PDB	Mus musculus (Mouse)
2	L	Fab IgG1 (kappa) Light Chain	polymer	219	24258.9	1	UniProt (A0A0F7R5U8) Pfam (PF07686) Pfam (PF07654) In PDB	Mus musculus (Mouse)
3	H	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	1	Chemie (NAG)
4	H	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
5	L	NICKEL (II) ION	non-polymer		58.7	2	Chemie (NI)
6	L	2-(2-METHOXYETHOXY)ETHANOL	non-polymer		120.1	2	Chemie (PG0)
7		water	water		18.0	349	Chemie (HOH)

Sequence modifications

H: 1 - 100 (PDB: 6C5I)
H: 100 - 213 (UniProt: Q99LC4)
L: 1 - 96 (PDB: 6C5I)
L: 97 - 214 (UniProt: A0A0F7R5U8)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	47691.2
Non-Polymers*	Number of molecules	6
	Total formula weight	614.3
All*	Total formula weight	48305.6

*Water molecules are not included.