General Structure Information 1wio CD4 structure of t-cell surface glycoprotein cd4, tetragonal crystal form 3.9Å AUTH H.WU,P.D.KWONG,W.A.HENDRICKSONTITL DIMERIC ASSOCIATION AND SEGMENTAL VARIABILITY IN THETITL 2 STRUCTURE OF HUMAN CD4.REF NATURE V. 387 527 1997REFN ISSN 0028-0836PMID 9168119DOI 10.1038/387527A0 Variant Set Distributions Mapped Variants