1FM2

THE 2 ANGSTROM CRYSTAL STRUCTURE OF CEPHALOSPORIN ACYLASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	GLUTARYL 7-AMINOCEPHALOSPORANIC ACID ACYLASE	polymer	169	18567.1	1	UniProt (Q9L5D6)	Brevundimonas diminuta	CEPHALOSPORIN ACYLASE
2	B (B)	GLUTARYL 7-AMINOCEPHALOSPORANIC ACID ACYLASE	polymer	520	58686.4	1	UniProt (Q9L5D6) Pfam (PF01804)	Brevundimonas diminuta	CEPHALOSPORIN ACYLASE
3	C, D (A, B)	water	water		18.0	422	Chemie (HOH)

Sequence modifications

A: 1 - 169 (UniProt: Q9L5D6)

PDB	External Database	Details
Mse 145	Met 174	modified residue

B: 170 - 689 (UniProt: Q9L5D6)

PDB	External Database	Details
Mse 233	Met 262	modified residue
Mse 242	Met 271	modified residue
Mse 318	Met 347	modified residue
Mse 325	Met 354	modified residue
Mse 338	Met 367	modified residue
Mse 341	Met 370	modified residue
Cys 426	Thr 455	SEE REMARK 999
Ala 428	Arg 457	SEE REMARK 999
Asn 429	Asp 458	SEE REMARK 999
Mse 451	Met 480	modified residue
Mse 463	Met 492	modified residue
Mse 473	Met 502	modified residue
Asp 506	Glu 535	SEE REMARK 999
Mse 585	Met 614	modified residue
Mse 629	Met 658	modified residue
Mse 642	Met 671	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	77253.5
All*	Total formula weight	77253.5

*Water molecules are not included.