OCA Atlas for 1R42

1R42

Hydrolase

date

Oct 07, 2003

title

Native Human Angiotensin Converting Enzyme-Related Carboxype (Ace2)

authors

P.Towler, B.Staker, S.G.Prasad, S.Menon, D.Ryan, J.Tang, T.Parsons M.Fisher, D.Williams, N.A.Dales, M.A.Patane, M.W.Pantoliano

compound

source

Molecule: Angiotensin I Converting Enzyme 2
Chain: A
Fragment: Extracellular Domains
Synonym: Angiotensin Converting Enzyme-Like Protein, Angiot Converting Enzyme-Related Carboxypeptidase;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Ace2
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
Expression_system_cell_line: Sf9
Expression_system_vector_type: Baculovirus
Expression_system_vector: Pbac Pak9

Molecule: Disordered Segment Of Collectrin Homology Domain
Chain: B
Engineered: Yes

Molecule: Disordered Segment Of Collectrin Homology Domain
Chain: C
Engineered: Yes

Molecule: Disordered Segment Of Collectrin Homology Domain
Chain: D
Engineered: Yes

Molecule: Disordered Segment Of Collectrin Homology Domain
Chain: E
Engineered: Yes

symmetry

Space Group: C 1 2 1

R_factor

0.235

R_Free

0.287

crystal
cell

length a	length b	length c	angle alpha	angle beta	angle gamma
103.638	89.478	112.399	90.00	109.15	90.00

method

X-Ray Diffraction

resolution

2.20 Å

ligand

CL, NAG, ZN

enzyme

related structures

by homologous chain: 1R4L

Gene
Ontology

Chain	Function	Process	Component
A

Primary reference

ACE2 X-ray structures reveal a large hinge-bending motion important for inhibitor binding and catalysis., Towler P, Staker B, Prasad SG, Menon S, Tang J, Parsons T, Ryan D, Fisher M, Williams D, Dales NA, Patane MA, Pantoliano MW, J Biol Chem 2004 Apr 23;279(17):17996-8007. Epub 2004 Jan 30. PMID:14754895

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (117 Kb) [Save to disk]

Biological Unit Coordinates (1r42.pdb1.gz) 110 Kb

LPC: Ligand-Protein Contacts for 1R42

CSU: Contacts of Structural Units for 1R42

Likely Quarternary Molecular Structure file(s) for 1R42

Structure Factors (537 Kb)

Retrieve 1R42 in mmCIF format [Save to disk]

SEQRES to COORDINATES correlation for 1R42 from S2C, [Save to disk]

Re-refined 1r42 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1R42 in 3D

Proteopedia, because life has more than 2D.

On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.

On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1R42

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala

Dipole moment, from Dipole Server at Weizmann Institute

3D motif for 1R42, from MSDmotif at EBI

Classification of representative domains in scop (Structural Classification of Proteins)
- Domain d1r42a_, region A [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1r42_C] [1r42_E] [1r42] [1r42_A] [1r42_B] [1r42_D]

SWISS-PROT database: [Q9BYF1]

Domain organization of [ACE2_HUMAN] by SWISSPFAM

Other resources with information on 1R42

Community annotation for 1R42 at PDBWiki (http://pdbwiki.org)

MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

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