5BQP

Hypoxanthine-guanine-xanthine phosphoribosyltransferase (HGXPRT) from Sulfolobus solfataricus with xanthosine and phosphate bound in the nucleotide binding site and with sulfate bound in the pyrophosphate binding site

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0016757	molecular_function	glycosyltransferase activity
B	0016757	molecular_function	glycosyltransferase activity
C	0016757	molecular_function	glycosyltransferase activity
D	0016757	molecular_function	glycosyltransferase activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	13
Details	binding site for residue 4UO A 201

Chain	Residue
A	ASP94
A	HOH337
A	HOH376
A	HOH412
A	HOH440
A	VAL95
A	ASP97
A	LYS125
A	TRP142
A	ILE143
A	ASP148
A	SO4203
A	PG4205

---

site_id	AC2
Number of Residues	11
Details	binding site for residue PO4 A 202

Chain	Residue
A	PHE63
A	ALA96
A	ASP97
A	THR98
A	GLY99
A	GLU100
A	THR101
A	HOH364
A	HOH369
A	HOH376
A	HOH440

---

site_id	AC3
Number of Residues	9
Details	binding site for residue SO4 A 203

Chain	Residue
A	LEU37
A	THR38
A	GLY39
A	LYS62
A	4UO201
A	HOH352
A	HOH366
A	HOH426
A	HOH439

---

site_id	AC4
Number of Residues	6
Details	binding site for residue SO4 A 204

Chain	Residue
A	LYS163
A	LYS164
A	GLU165
A	HOH301
A	HOH302
A	HOH453

---

site_id	AC5
Number of Residues	8
Details	binding site for residue PG4 A 205

Chain	Residue
A	TRP142
A	ASP148
A	ASP151
A	VAL152
A	GLU155
A	ASN156
A	4UO201
A	HOH361

---

site_id	AC6
Number of Residues	10
Details	binding site for residue 4UO B 201

Chain	Residue
B	PHE63
B	ASP97
B	LYS125
B	TRP142
B	ILE143
B	ASP148
B	PO4202
B	SO4203
B	HOH302
B	HOH468

---

site_id	AC7
Number of Residues	11
Details	binding site for residue PO4 B 202

Chain	Residue
B	PHE63
B	ALA96
B	ASP97
B	THR98
B	GLY99
B	GLU100
B	THR101
B	4UO201
B	HOH314
B	HOH353
B	HOH355

---

site_id	AC8
Number of Residues	8
Details	binding site for residue SO4 B 203

Chain	Residue
B	LEU37
B	THR38
B	GLY39
B	4UO201
B	HOH308
B	HOH383
B	HOH387
B	HOH404

---

site_id	AC9
Number of Residues	5
Details	binding site for residue GOL B 204

Chain	Residue
B	LYS163
B	LYS164
B	GLU165
B	HOH303
B	HOH370

---

site_id	AD1
Number of Residues	15
Details	binding site for residue 4UO C 201

Chain	Residue
C	ASP94
C	VAL95
C	ASP97
C	LYS125
C	TRP142
C	ILE143
C	PHE145
C	ASP148
C	SO4203
C	HOH310
C	HOH345
C	HOH346
C	HOH361
C	HOH383
C	HOH391

---

site_id	AD2
Number of Residues	11
Details	binding site for residue PO4 C 202

Chain	Residue
C	THR98
C	GLY99
C	GLU100
C	THR101
C	HOH333
C	HOH383
C	HOH391
C	HOH394
C	PHE63
C	ALA96
C	ASP97

---

site_id	AD3
Number of Residues	8
Details	binding site for residue SO4 C 203

Chain	Residue
C	THR38
C	GLY39
C	LYS62
C	4UO201
C	HOH345
C	HOH347
C	HOH382
C	HOH422

---

site_id	AD4
Number of Residues	8
Details	binding site for residue GOL C 204

Chain	Residue
C	ASP162
C	LYS163
C	LYS164
C	GLU165
C	HOH304
C	HOH375
C	HOH390
C	HOH393

---

site_id	AD5
Number of Residues	6
Details	binding site for residue PGE C 205

Chain	Residue
C	ARG154
C	GLU155
C	ASN156
C	SER157
C	TYR171
C	HOH430

---

site_id	AD6
Number of Residues	12
Details	binding site for residue 4UO D 201

Chain	Residue
D	ASP94
D	VAL95
D	ASP97
D	LYS125
D	TRP142
D	ILE143
D	ASP148
D	SO4203
D	HOH311
D	HOH325
D	HOH358
D	HOH360

---

site_id	AD7
Number of Residues	11
Details	binding site for residue PO4 D 202

Chain	Residue
D	PHE63
D	ALA96
D	ASP97
D	THR98
D	GLY99
D	GLU100
D	THR101
D	HOH311
D	HOH353
D	HOH360
D	HOH403

---

site_id	AD8
Number of Residues	7
Details	binding site for residue SO4 D 203

Chain	Residue
D	LEU37
D	THR38
D	LYS62
D	4UO201
D	HOH333
D	HOH364
D	HOH396

---

site_id	AD9
Number of Residues	9
Details	binding site for residue SO4 D 204

Chain	Residue
A	ASN158
A	LYS164
A	HOH304
D	ASP162
D	LYS163
D	LYS164
D	GLU165
D	HOH329
D	HOH402

---

site_id	AE1
Number of Residues	4
Details	binding site for residue PG4 D 205

Chain	Residue
B	TRP127
D	PRO126
D	TRP127
D	SER128

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