6B5Y

Beta-lactamase, mixed with Ceftriaxone, 30ms time point, Shards crystal form

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	Beta-lactamase	polymer	267	28400.9	4	UniProt (P9WKD3) Pfam (PF00144) Pfam (PF13354) In PDB	Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)	Ambler class A beta-lactamase
2	A, C	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
3	A, B, C, D	Ceftriaxone	non-polymer		554.6	4	Chemie (9F2)
4		water	water		18.0	143	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	113603.4
Non-Polymers*	Number of molecules	6
	Total formula weight	2408.3
All*	Total formula weight	116011.7

*Water molecules are not included.