SFCHECK: a unified set of procedures for evaluating the quality of macromolecular structure-factor data and their agreement with the atomic model

PROCHECK: a program to check the stereochemical quality of protein structures

1993 • 23,689 citations

Improved methods for building protein models in electron density maps and the location of errors in these models

1991 • 12,831 citations

The protein data bank: A computer-based archival file for macromolecular structures

1977 • 8,627 citations

Free R value: a novel statistical quantity for assessing the accuracy of crystal structures

1992 • 3,863 citations

The optical principles of the diffraction of x-rays.

1954 • 2,116 citations

Crystallographic R Factor Refinement by Molecular Dynamics

1987 • 1,982 citations

Main-chain Bond Lengths and Bond Angles in Protein Structures

1993 • 1,204 citations

An efficient general-purpose least-squares refinement program for macromolecular structures

1987 • 871 citations

Occurrence and role ofcis peptide bonds in protein structures

1990 • 516 citations

Refinement of large structures by simultaneous minimization of energy and R factor

1978 • 354 citations

Between objectivity and subjectivity

1990 • 313 citations

A restrained-parameter thermal-factor refinement procedure

1980 • 312 citations

Computing in Crystallography

1980 • 301 citations

Positioning hydrogen atoms by optimizing hydrogen-bond networks in protein structures

1996 • 297 citations

The determination of crystal structures

1957 • 261 citations

Hin Recombinase Bound to DNA: the Origin of Specificity in Major and Minor Groove Interactions

1994 • 206 citations

A new least-squares refinement technique based on the fast Fourier transform algorithm

1978 • 193 citations

[30] Macromolecular crystallographic information file

1997 • 167 citations

Calculation of an OMIT map

1988 • 135 citations

A note on the heavy-atom method

1960 • 116 citations

[15] TNT refinement package

1997 • 114 citations

Base-specific binding of copper(II) to Z-DNA. The 1.3-A single crystal structure of d(m5CGUAm5CG) in the presence of CuCl2.

1991 • 100 citations