5RG9

Crystal Structure of Kemp Eliminase HG4 in unbound state, 277K

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)	Kemp Eliminase HG4	polymer	318	34378.6	2	UniProt (P23360) Pfam (PF00331)	Thermoascus aurantiacus
2	C, E (A, B)	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
3	D, F (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	G, H (A, B)	water	water		18.0	469	Chemie (HOH)

Sequence modifications

A, B: 2 - 303 (UniProt: P23360)

PDB	External Database	Details
Met -1	-	initiating methionine
Ala 0	-	expression tag
Glu 1	-	expression tag
Met 42	Gln 68	engineered mutation
Trp 44	Thr 70	engineered mutation
Gln 50	Lys 76	engineered mutation
Gly 81	Arg 107	engineered mutation
Ala 82	Gly 108	engineered mutation
Gly 83	His 109	engineered mutation
Cys 84	Thr 110	engineered mutation
Phe 90	Gln 116	engineered mutation
Thr 125	Ala 151	engineered mutation
Gly 130	Asn 156	engineered mutation
Met 172	Asn 198	engineered mutation
Ser 234	Ala 260	engineered mutation
Leu 236	Thr 262	engineered mutation
Met 237	Glu 263	engineered mutation
Met 267	Trp 293	engineered mutation
Ala 275	Trp 301	engineered mutation
Phe 276	Arg 302	engineered mutation
Gly 304	-	expression tag
Ser 305	-	expression tag
Ile 306	-	expression tag
Glu 307	-	expression tag
Gly 308	-	expression tag
Arg 309	-	expression tag
Gly 310	-	expression tag
His 311	-	expression tag
His 312	-	expression tag
His 313	-	expression tag
His 314	-	expression tag
His 315	-	expression tag
His 316	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68757.2
Non-Polymers*	Number of molecules	4
	Total formula weight	310.2
All*	Total formula weight	69067.4

*Water molecules are not included.