4IB4

Crystal structure of the chimeric protein of 5-HT2B-BRIL in complex with ergotamine

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004930	molecular_function	G protein-coupled receptor activity
A	0004993	molecular_function	G protein-coupled serotonin receptor activity
A	0005506	molecular_function	iron ion binding
A	0005886	cellular_component	plasma membrane
A	0007186	biological_process	G protein-coupled receptor signaling pathway
A	0009055	molecular_function	electron transfer activity
A	0016020	cellular_component	membrane
A	0020037	molecular_function	heme binding
A	0022900	biological_process	electron transport chain
A	0042597	cellular_component	periplasmic space
A	0046872	molecular_function	metal ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	16
Details	BINDING SITE FOR RESIDUE ERM A 2001

Chain	Residue
A	ASP135
A	ALA225
A	TRP337
A	PHE340
A	ASN344
A	LEU347
A	GLN359
A	HOH2020
A	VAL136
A	SER139
A	THR140
A	VAL208
A	LEU209
A	THR210
A	LYS211
A	MET218

---

site_id	AC2
Number of Residues	5
Details	BINDING SITE FOR RESIDUE PLM A 2002

Chain	Residue
A	ILE66
A	THR343
A	ILE395
A	THR396
A	CYS397

---

site_id	AC3
Number of Residues	4
Details	BINDING SITE FOR RESIDUE CLR A 2003

Chain	Residue
A	GLY70
A	THR73
A	TYR394
A	TYR399

---

site_id	AC4
Number of Residues	5
Details	BINDING SITE FOR RESIDUE OLC A 2004

Chain	Residue
A	SER150
A	MET233
A	THR240
A	LEU326
A	HOH2017

---

site_id	AC5
Number of Residues	2
Details	BINDING SITE FOR RESIDUE OLB A 2005

Chain	Residue
A	PRO191
A	ILE192

---

site_id	AC6
Number of Residues	3
Details	BINDING SITE FOR RESIDUE OLB A 2006

Chain	Residue
A	MET360
A	TYR399
A	OLB2007

---

site_id	AC7
Number of Residues	3
Details	BINDING SITE FOR RESIDUE OLB A 2007

Chain	Residue
A	LEU81
A	TYR399
A	OLB2006

---

site_id	AC8
Number of Residues	1
Details	BINDING SITE FOR RESIDUE OLA A 2008

Chain	Residue
A	TRP56

---

site_id	AC9
Number of Residues	4
Details	BINDING SITE FOR RESIDUE OLA A 2009

Chain	Residue
A	GLY185
A	LYS193
A	ASP216
A	PHE217

---

site_id	BC1
Number of Residues	2
Details	BINDING SITE FOR RESIDUE PEG A 2010

Chain	Residue
A	TYR380
A	ASN384

---

site_id	BC2
Number of Residues	1
Details	BINDING SITE FOR RESIDUE PEG A 2011

Chain	Residue
A	ILE182

---

Functional Information from PROSITE/UniProt

site_id	PS00237
Number of Residues	17
Details	G_PROTEIN_RECEP_F1_1 G-protein coupled receptors family 1 signature. ASIwHLCAISVDRYIaI

Chain	Residue	Details
A	ALA141-ILE157

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	22
Details	TRANSMEM: Helical; Name=1 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	ALA57-VAL79

---

site_id	SWS_FT_FI2
Number of Residues	29
Details	TOPO_DOM: Cytoplasmic => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	SER80-ASN90
A	ASP152-THR171

---

site_id	SWS_FT_FI3
Number of Residues	22
Details	TRANSMEM: Helical; Name=2 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	TYR91-LEU113

---

site_id	SWS_FT_FI4
Number of Residues	52
Details	TOPO_DOM: Extracellular => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	THR114-PRO129
A	LYS193-ASP216
A	THR346-MET360

---

site_id	SWS_FT_FI5
Number of Residues	21
Details	TRANSMEM: Helical; Name=3 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	ALA130-VAL151

---

site_id	SWS_FT_FI6
Number of Residues	20
Details	TRANSMEM: Helical; Name=4 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	ALA172-ILE192

---

site_id	SWS_FT_FI7
Number of Residues	22
Details	TRANSMEM: Helical; Name=5 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	PHE217-LEU239

---

site_id	SWS_FT_FI8
Number of Residues	20
Details	TRANSMEM: Helical; Name=6 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	VAL325-ILE345

---

site_id	SWS_FT_FI9
Number of Residues	21
Details	TRANSMEM: Helical; Name=7 => ECO:0000269|PubMed:23519215, ECO:0000269|PubMed:24357322, ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	LEU361-LEU382

---

site_id	SWS_FT_FI10
Number of Residues	3
Details	BINDING: BINDING => ECO:0000269|PubMed:23519215, ECO:0007744|PDB:4IB4, ECO:0007744|PDB:4NC3

Chain	Residue	Details
A	ASP135
A	THR140
A	LEU209

---

site_id	SWS_FT_FI11
Number of Residues	1
Details	SITE: Hydrophobic barrier that decreases the speed of ligand binding and dissociation => ECO:0000269|PubMed:28129538

Chain	Residue	Details
A	LEU209

---

site_id	SWS_FT_FI12
Number of Residues	1
Details	LIPID: S-palmitoyl cysteine => ECO:0000255

Chain	Residue	Details
A	CYS397

---

site_id	SWS_FT_FI13
Number of Residues	2
Details	BINDING: axial binding residue

Chain	Residue	Details
A	TRP1007
A	ILE1102

---