2ACU	Oxidoreductase	date	Apr 15, 1994
title	Tyrosine-48 Is The Proton Donor And Histidine-110 Directs Su Stereochemical Selectivity In The Reduction Reaction Of Hum Reductase: Enzyme Kinetics And The Crystal Structure Of The Mutant Enzyme
authors	K.M.Bohren, C.E.Grimshaw, C.J.Lai, K.H.Gabbay, G.A.Petsko, D.H.H D.Ringe
compound		source
Molecule: Aldose Reductase Chain: A Ec: 1.1.1.21 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 21 21 21	R_factor 0.187 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.990 67.140 92.070 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.76 Å
ligand	CIT, NAP	enzyme	Oxidoreductase E.C.1.1.1.21 BRENDA
related structures	by homologous chain: 1T40, 2ACR
Gene Ontology	Chain Function Process Component A electron transfer activity NADP-retinol dehydrogenase a...
Primary reference	Tyrosine-48 is the proton donor and histidine-110 directs substrate stereochemical selectivity in the reduction reaction of human aldose reductase: enzyme kinetics and crystal structure of the Y48H mutant enzyme., Bohren KM, Grimshaw CE, Lai CJ, Harrison DH, Ringe D, Petsko GA, Gabbay KH, Biochemistry 1994 Mar 1;33(8):2021-32. PMID:8117659

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (2acu.pdb1.gz) 55 Kb LPC: Ligand-Protein Contacts for 2ACU CSU: Contacts of Structural Units for 2ACU Likely Quarternary Molecular Structure file(s) for 2ACU Retrieve 2ACU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2ACU from S2C, [Save to disk]

View 2ACU 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 2ACU

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2ACU, from MSDmotif at EBI Genome occurence of 2ACU's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2acu__, region [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2acu_A] [2acu] SWISS-PROT database: [P15121] Domain organization of [ALDR_HUMAN] by SWISSPFAM

Other resources with information on 2ACU

Community annotation for 2ACU at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---