1CDH	T-Cell Surface Glycoprotein	date	Jan 26, 1994
title	Structures Of An Hiv And Mhc Binding Fragment From Human Cd4 Refined In Two Crystal Lattices
authors	S.E.Ryu, A.Truneh, R.W.Sweet, W.A.Hendrickson
compound		source
Molecule: T Cell Surface Glycoprotein Cd4 Chain: A Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Organ: Ovary
symmetry	Space Group: C 1 2 1	R_factor 0.193 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.710 30.010 87.540 90.00 117.28 90.00
method	X-Ray Diffraction	resolution	2.30 Å
note	1CDH supersedes 1CD4
related structures	by homologous chain: 1CDJ, 1G9M
Gene Ontology	Chain Function Process Component A
Primary reference	Structures of an HIV and MHC binding fragment from human CD4 as refined in two crystal lattices., Ryu SE, Truneh A, Sweet RW, Hendrickson WA, Structure 1994 Jan 15;2(1):59-74. PMID:8075984

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (34 Kb) [Save to disk] Biological Unit Coordinates (1cdh.pdb1.gz) 60 Kb CSU: Contacts of Structural Units for 1CDH Likely Quarternary Molecular Structure file(s) for 1CDH Retrieve 1CDH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CDH from S2C, [Save to disk]

View 1CDH 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 1CDH

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1CDH, from MSDmotif at EBI Genome occurence of 1CDH's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1cdh_1, region 1-97 [Jmol] [rasmolscript] [script source]     - Domain d1cdh_2, region 98-178 [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: [1cdh_A] [1cdh] SWISS-PROT database: [P01730] Domain organization of [CD4_HUMAN] by SWISSPFAM Domains found in 1CDH: [IG_like] [IGv ] by SMART

Other resources with information on 1CDH

Community annotation for 1CDH at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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