1AL3

COFACTOR BINDING FRAGMENT OF CYSB FROM KLEBSIELLA AEROGENES

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000976	molecular_function	transcription cis-regulatory region binding
A	0003677	molecular_function	DNA binding
A	0003700	molecular_function	DNA-binding transcription factor activity
A	0005737	cellular_component	cytoplasm
A	0006355	biological_process	regulation of DNA-templated transcription
A	0008652	biological_process	amino acid biosynthetic process
A	0019344	biological_process	cysteine biosynthetic process

Functional Information from PDB Data

site_id	AC1
Number of Residues	9
Details	BINDING SITE FOR RESIDUE SO4 A 500

Chain	Residue
A	HOH670
A	THR100
A	THR102
A	GLN103
A	THR149
A	GLU150
A	TRP166
A	THR202
A	HOH510

---

site_id	SUL
Number of Residues	1
Details	SULFATE ANION IS LOCATED IN THE COFACTOR BINDING CAVITY FORMED BETWEEN DOMAIN I AND DOMAIN II.

Chain	Residue
A	SO4500

---