3HWD

Crystal structure of Siderocalin (NGAL, Lipocalin 2) K125A-K134A mutant complexed with Ferric Enterobactin

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0036094	molecular_function	small molecule binding
B	0036094	molecular_function	small molecule binding
C	0036094	molecular_function	small molecule binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	1
Details	BINDING SITE FOR RESIDUE NA C 179

Chain	Residue
C	LYS75

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site_id	AC2
Number of Residues	1
Details	BINDING SITE FOR RESIDUE NA C 180

Chain	Residue
A	LYS75

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site_id	AC3
Number of Residues	1
Details	BINDING SITE FOR RESIDUE NA C 181

Chain	Residue
C	ASN129

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site_id	AC4
Number of Residues	2
Details	BINDING SITE FOR RESIDUE NA C 184

Chain	Residue
C	GLU91
C	GLU91

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Functional Information from PROSITE/UniProt

site_id	PS00213
Number of Residues	14
Details	LIPOCALIN Lipocalin signature. NFQdnQFQGKWYVV

Chain	Residue	Details
A	ASN21-VAL34

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	3
Details	BINDING: BINDING => ECO:0007744|PDB:1X89, ECO:0007744|PDB:1X8U

Chain	Residue	Details
A	TYR52
B	TYR52
C	TYR52

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site_id	SWS_FT_FI2
Number of Residues	6
Details	BINDING: BINDING => ECO:0007744|PDB:3CMP

Chain	Residue	Details
A	TYR106
A	ALA134
B	TYR106
B	ALA134
C	TYR106
C	ALA134

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site_id	SWS_FT_FI3
Number of Residues	6
Details	BINDING: BINDING => ECO:0000269|PubMed:15642259, ECO:0007744|PDB:1X89, ECO:0007744|PDB:1X8U

Chain	Residue	Details
A	ALA125
A	TYR138
B	ALA125
B	TYR138
C	ALA125
C	TYR138

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site_id	SWS_FT_FI4
Number of Residues	3
Details	MOD_RES: Pyrrolidone carboxylic acid => ECO:0000269|PubMed:7683678

Chain	Residue	Details
A	GLN1
B	GLN1
C	GLN1

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site_id	SWS_FT_FI5
Number of Residues	3
Details	CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000269|PubMed:10684642, ECO:0000269|PubMed:15084671, ECO:0000269|PubMed:16335952, ECO:0000269|PubMed:16740002, ECO:0000269|PubMed:19159218, ECO:0000269|PubMed:7683678, ECO:0007744|PDB:1DFV, ECO:0007744|PDB:1QQS

Chain	Residue	Details
A	ASN65
B	ASN65
C	ASN65

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