4D1Y

Crystal structure of a putative protease from Bacteroides thetaiotaomicron.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	PUTATIVE PROTEASE I	polymer	200	22096.4	2	UniProt (Q8A8A4) Pfam (PF01965)	BACTEROIDES THETAIOTAOMICRON
2	C (A)	RIBOFLAVIN	non-polymer		376.4	1	Chemie (RBF)
3	D, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
4	F, G (A, B)	water	water		18.0	64	Chemie (HOH)

Sequence modifications

A, B: 1 - 175 (UniProt: Q8A8A4)

PDB	External Database	Details
Met -24	-	expression tag
Gly -23	-	expression tag
Ser -22	-	expression tag
Asp -21	-	expression tag
Lys -20	-	expression tag
Ile -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Ser -12	-	expression tag
Ser -11	-	expression tag
Gly -10	-	expression tag
Glu -9	-	expression tag
Asn -8	-	expression tag
Leu -7	-	expression tag
Tyr -6	-	expression tag
Phe -5	-	expression tag
Gln -4	-	expression tag
Gly -3	-	expression tag
His -2	-	expression tag
Met -1	-	expression tag
Ile 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	44192.7
Non-Polymers*	Number of molecules	3
	Total formula weight	507.2
All*	Total formula weight	44699.9

*Water molecules are not included.