3BOH

Carbonic anhydrase from marine diatom Thalassiosira weissflogii- cadmium bound domain 1 with acetate (CDCA1-R1)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cadmium-specific carbonic anhydrase	polymer	213	23069.2	2	UniProt (Q50EL4) Pfam (PF18484) In PDB	Thalassiosira weissflogii
2	A, B	CADMIUM ION	non-polymer		112.4	2	Chemie (CD)
3	A, B	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
4		water	water		18.0	288	Chemie (HOH)

Sequence modifications

A, B: 27 - 222 (UniProt: Q50EL4)

PDB	External Database	Details
Ser 10	-	expression tag
His 11	-	expression tag
Met 12	-	expression tag
Ser 13	-	expression tag
Leu 14	-	expression tag
Thr 15	-	expression tag
Pro 16	-	expression tag
Asp 17	-	expression tag
Gln 18	-	expression tag
Ile 19	-	expression tag
Val 20	-	expression tag
Ala 21	-	expression tag
Ala 22	-	expression tag
Leu 23	-	expression tag
Gln 24	-	expression tag
Glu 25	-	expression tag
Arg 26	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	46138.4
Non-Polymers*	Number of molecules	4
	Total formula weight	342.9
All*	Total formula weight	46481.3

*Water molecules are not included.