1GRF - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 15-DEC-92 1GRF

TITLE SUBSTRATE BINDING AND CATALYSIS BY GLUTATHIONE REDUCTASE AS DERIVED TITLE 2 FROM REFINED ENZYME: SUBSTRATE CRYSTAL STRUCTURES AT 2 ANGSTROMS TITLE 3 RESOLUTION

COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTATHIONE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.6.4.2; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606

KEYWDS OXIDOREDUCTASE(FLAVOENZYME), OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR P.A.KARPLUS,G.E.SCHULZ

REVDAT 4 13-JUL-11 1GRF 1 VERSN REVDAT 3 24-FEB-09 1GRF 1 VERSN REVDAT 2 01-APR-03 1GRF 1 JRNL REVDAT 1 31-JAN-94 1GRF 0

JRNL AUTH P.A.KARPLUS,G.E.SCHULZ JRNL TITL SUBSTRATE BINDING AND CATALYSIS BY GLUTATHIONE REDUCTASE AS JRNL TITL 2 DERIVED FROM REFINED ENZYME: SUBSTRATE CRYSTAL STRUCTURES AT JRNL TITL 3 2 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 210 163 1989 JRNL REFN ISSN 0022-2836 JRNL PMID 2585516 JRNL DOI 10.1016/0022-2836(89)90298-2

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH P.A.KARPLUS,R.L.KRAUTH-SIEGEL,R.H.SCHIRMER,G.E.SCHULZ REMARK 1 TITL INHIBITION OF HUMAN GLUTATHIONE REDUCTASE BY THE NITROSOUREA REMARK 1 TITL 2 DRUGS 1,3-BIS(2-CHLOROETHYL)-1-NITROSOUREA AND REMARK 1 TITL 3 1-(2-CHLOROETHYL)-3-(2-HYDROXYETHYL)-1-NITROSOUREA REMARK 1 REF EUR.J.BIOCHEM. V. 171 193 1988 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 2 REMARK 1 AUTH P.A.KARPLUS,G.E.SCHULZ REMARK 1 TITL REFINED STRUCTURE OF GLUTATHIONE REDUCTASE AT 1.54 ANGSTROMS REMARK 1 TITL 2 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 195 701 1987 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.BILZER,R.L.KRAUTH-SIEGEL,R.H.SCHIRMER,T.P.M.AKERBOOM, REMARK 1 AUTH 2 H.SIES,G.E.SCHULZ REMARK 1 TITL INTERACTION OF A GLUTATHIONE S-CONJUGATE WITH GLUTATHIONE REMARK 1 TITL 2 REDUCTASE. KINETIC AND X-RAY CRYSTALLOGRAPHIC STUDIES REMARK 1 REF EUR.J.BIOCHEM. V. 138 373 1984 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 4 REMARK 1 AUTH R.K.WIERENGA,J.DRENTH,G.E.SCHULZ REMARK 1 TITL COMPARISON OF THE THREE-DIMENSIONAL PROTEIN AND NUCLEOTIDE REMARK 1 TITL 2 STRUCTURE OF THE FAD-BINDING DOMAIN OF P-HYDROXYBENZOATE REMARK 1 TITL 3 HYDROXYLASE WITH THE FAD-AS WELL AS NADPH-BINDING DOMAINS OF REMARK 1 TITL 4 GLUTATHIONE REDUCTASE REMARK 1 REF J.MOL.BIOL. V. 167 725 1983 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 5 REMARK 1 AUTH E.F.PAI,G.E.SCHULZ REMARK 1 TITL THE CATALYTIC MECHANISM OF GLUTATHIONE REDUCTASE AS DERIVED REMARK 1 TITL 2 FROM X-RAY DIFFRACTION ANALYSES OF REACTION INTERMEDIATES REMARK 1 REF J.BIOL.CHEM. V. 258 1752 1983 REMARK 1 REFN ISSN 0021-9258 REMARK 1 REFERENCE 6 REMARK 1 AUTH G.E.SCHULZ,R.H.SCHIRMER,E.F.PAI REMARK 1 TITL FAD-BINDING SITE OF GLUTATHIONE REDUCTASE REMARK 1 REF J.MOL.BIOL. V. 160 287 1982 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 7 REMARK 1 AUTH R.L.KRAUTH-SIEGEL,R.BLATTERSPIEL,M.SALEH,E.SCHILTZ, REMARK 1 AUTH 2 R.H.SCHIRMER,R.UNTUCHT-GRAU REMARK 1 TITL GLUTATHIONE REDUCTASE FROM HUMAN ERYTHROCYTES. THE SEQUENCES REMARK 1 TITL 2 OF THE NADPH DOMAIN AND OF THE INTERFACE DOMAIN REMARK 1 REF EUR.J.BIOCHEM. V. 121 259 1982 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 8 REMARK 1 AUTH R.THIEME,E.F.PAI,R.H.SCHIRMER,G.E.SCHULZ REMARK 1 TITL THREE-DIMENSIONAL STRUCTURE OF GLUTATHIONE REDUCTASE AT 2 REMARK 1 TITL 2 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 152 763 1981 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 9 REMARK 1 AUTH G.E.SCHULZ REMARK 1 TITL GENE DUPLICATION IN GLUTATHIONE REDUCTASE REMARK 1 REF J.MOL.BIOL. V. 138 335 1980 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 10 REMARK 1 AUTH R.UNTUCHT-GRAU,G.E.SCHULZ,R.H.SCHIRMER REMARK 1 TITL THE C-TERMINAL FRAGMENT OF HUMAN GLUTATHIONE REDUCTASE REMARK 1 TITL 2 CONTAINS THE POSTULATED CATALYTIC HISTIDINE REMARK 1 REF FEBS LETT. V. 105 244 1979 REMARK 1 REFN ISSN 0014-5793 REMARK 1 REFERENCE 11 REMARK 1 AUTH G.E.SCHULZ,R.H.SCHIRMER,W.SACHSENHEIMER,E.F.PAI REMARK 1 TITL THE STRUCTURE OF THE FLAVOENZYME GLUTATHIONE REDUCTASE REMARK 1 REF NATURE V. 273 120 1978 REMARK 1 REFN ISSN 0028-0836 REMARK 1 REFERENCE 12 REMARK 1 AUTH H.A.ZAPPE,G.KROHNE-EHRICH,G.E.SCHULZ REMARK 1 TITL LOW RESOLUTION STRUCTURE OF HUMAN ERYTHROCYTE GLUTATHIONE REMARK 1 TITL 2 REDUCTASE REMARK 1 REF J.MOL.BIOL. V. 113 141 1977 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 13 REMARK 1 AUTH G.E.SCHULZ,H.ZAPPE,D.J.WORTHINGTON,M.A.ROSEMEYER REMARK 1 TITL CRYSTALS OF HUMAN ERYTHROCYTE GLUTATHIONE REDUCTASE REMARK 1 REF FEBS LETT. V. 54 86 1975 REMARK 1 REFN ISSN 0014-5793

REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 36264 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.164 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3499 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 62 REMARK 3 SOLVENT ATOMS : 531 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : NULL ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE REDUCED ENZYME CRYSTAL WAS REACTED WITH IODOACETAMIDE, REMARK 3 DATA WERE COLLECTED, AND THE STRUCTURE OF THE REMARK 3 CARBOXAMIDOMETHYLATED ENZYME WAS REFINED. REMARK 3 REMARK 3 THE CRYSTAL STRUCTURE NAME IN THE PUBLICATION IS REMARK 3 E1-SCH2CONH2.

REMARK 4 REMARK 4 1GRF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: B 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 X+1/2,Y,Z+1/2 REMARK 290 4555 -X+1/2,-Y,Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 59.90000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 31.60000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 59.90000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 31.60000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 10610 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 36780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -74.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 163.69936 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 72.20177 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ALA A 1 REMARK 465 CYS A 2 REMARK 465 ARG A 3 REMARK 465 GLN A 4 REMARK 465 GLU A 5 REMARK 465 PRO A 6 REMARK 465 GLN A 7 REMARK 465 PRO A 8 REMARK 465 GLN A 9 REMARK 465 GLY A 10 REMARK 465 PRO A 11 REMARK 465 PRO A 12 REMARK 465 PRO A 13 REMARK 465 ALA A 14 REMARK 465 ALA A 15 REMARK 465 GLY A 16 REMARK 465 ALA A 17

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 1011 O HOH A 1012 4575 0.45 REMARK 500 O HOH A 580 O HOH A 580 2665 0.62 REMARK 500 SG CYS A 90 SG CYS A 90 2665 1.56 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 77 CD GLU A 77 OE1 0.069 REMARK 500 GLU A 91 CD GLU A 91 OE2 0.072 REMARK 500 GLU A 124 CD GLU A 124 OE1 0.078 REMARK 500 GLU A 185 CD GLU A 185 OE1 0.074 REMARK 500 GLU A 236 CD GLU A 236 OE1 0.067 REMARK 500 GLU A 317 CD GLU A 317 OE1 0.069 REMARK 500 GLU A 358 CD GLU A 358 OE2 0.076 REMARK 500 GLU A 384 CD GLU A 384 OE1 0.067 REMARK 500 GLU A 394 CD GLU A 394 OE1 0.073 REMARK 500 GLU A 427 CD GLU A 427 OE1 0.072 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 22 CB - CG - OD1 ANGL. DEV. = -6.0 DEGREES REMARK 500 ASP A 84 CB - CG - OD1 ANGL. DEV. = -6.2 DEGREES REMARK 500 GLY A 92 C - N - CA ANGL. DEV. = -21.2 DEGREES REMARK 500 ARG A 97 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES REMARK 500 ASP A 104 CB - CG - OD1 ANGL. DEV. = 6.9 DEGREES REMARK 500 ASP A 104 CB - CG - OD2 ANGL. DEV. = -6.8 DEGREES REMARK 500 TYR A 147 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 MET A 159 CB - CA - C ANGL. DEV. = -16.7 DEGREES REMARK 500 ASP A 178 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 178 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP A 283 CB - CG - OD1 ANGL. DEV. = -6.9 DEGREES REMARK 500 ASP A 283 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 291 NE - CZ - NH1 ANGL. DEV. = -4.0 DEGREES REMARK 500 ASP A 297 CB - CG - OD2 ANGL. DEV. = -6.3 DEGREES REMARK 500 ASP A 308 CB - CG - OD1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ASP A 308 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ASP A 309 CB - CG - OD2 ANGL. DEV. = -6.6 DEGREES REMARK 500 ARG A 352 NE - CZ - NH2 ANGL. DEV. = 3.5 DEGREES REMARK 500 ASP A 359 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 359 CB - CG - OD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ASP A 441 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 461 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 461 CB - CG - OD2 ANGL. DEV. = -7.5 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 HIS A 52 -120.09 -124.84 REMARK 500 PRO A 136 -75.67 -51.64 REMARK 500 ALA A 155 52.95 -142.48 REMARK 500 HIS A 219 -145.80 -119.99 REMARK 500 SER A 259 79.78 -151.17 REMARK 500 ALA A 336 74.40 46.84 REMARK 500 ASN A 425 -178.94 66.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 ARG A 97 12.8 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 641 DISTANCE = 7.31 ANGSTROMS REMARK 525 HOH A 694 DISTANCE = 6.69 ANGSTROMS REMARK 525 HOH A 707 DISTANCE = 5.52 ANGSTROMS REMARK 525 HOH A 709 DISTANCE = 5.70 ANGSTROMS REMARK 525 HOH A 746 DISTANCE = 5.13 ANGSTROMS REMARK 525 HOH A 777 DISTANCE = 5.51 ANGSTROMS REMARK 525 HOH A 818 DISTANCE = 5.08 ANGSTROMS REMARK 525 HOH A 842 DISTANCE = 5.38 ANGSTROMS REMARK 525 HOH A1000 DISTANCE = 5.99 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 480 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 479 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACM A 481

DBREF 1GRF A 1 478 UNP P00390 GSHR_HUMAN 1 478

SEQRES 1 A 478 ALA CYS ARG GLN GLU PRO GLN PRO GLN GLY PRO PRO PRO SEQRES 2 A 478 ALA ALA GLY ALA VAL ALA SER TYR ASP TYR LEU VAL ILE SEQRES 3 A 478 GLY GLY GLY SER GLY GLY LEU ALA SER ALA ARG ARG ALA SEQRES 4 A 478 ALA GLU LEU GLY ALA ARG ALA ALA VAL VAL GLU SER HIS SEQRES 5 A 478 LYS LEU GLY GLY THR CYS VAL ASN VAL GLY CYS VAL PRO SEQRES 6 A 478 LYS LYS VAL MET TRP ASN THR ALA VAL HIS SER GLU PHE SEQRES 7 A 478 MET HIS ASP HIS ALA ASP TYR GLY PHE PRO SER CYS GLU SEQRES 8 A 478 GLY LYS PHE ASN TRP ARG VAL ILE LYS GLU LYS ARG ASP SEQRES 9 A 478 ALA TYR VAL SER ARG LEU ASN ALA ILE TYR GLN ASN ASN SEQRES 10 A 478 LEU THR LYS SER HIS ILE GLU ILE ILE ARG GLY HIS ALA SEQRES 11 A 478 ALA PHE THR SER ASP PRO LYS PRO THR ILE GLU VAL SER SEQRES 12 A 478 GLY LYS LYS TYR THR ALA PRO HIS ILE LEU ILE ALA THR SEQRES 13 A 478 GLY GLY MET PRO SER THR PRO HIS GLU SER GLN ILE PRO SEQRES 14 A 478 GLY ALA SER LEU GLY ILE THR SER ASP GLY PHE PHE GLN SEQRES 15 A 478 LEU GLU GLU LEU PRO GLY ARG SER VAL ILE VAL GLY ALA SEQRES 16 A 478 GLY TYR ILE ALA VAL GLU MET ALA GLY ILE LEU SER ALA SEQRES 17 A 478 LEU GLY SER LYS THR SER LEU MET ILE ARG HIS ASP LYS SEQRES 18 A 478 VAL LEU ARG SER PHE ASP SER MET ILE SER THR ASN CYS SEQRES 19 A 478 THR GLU GLU LEU GLU ASN ALA GLY VAL GLU VAL LEU LYS SEQRES 20 A 478 PHE SER GLN VAL LYS GLU VAL LYS LYS THR LEU SER GLY SEQRES 21 A 478 LEU GLU VAL SER MET VAL THR ALA VAL PRO GLY ARG LEU SEQRES 22 A 478 PRO VAL MET THR MET ILE PRO ASP VAL ASP CYS LEU LEU SEQRES 23 A 478 TRP ALA ILE GLY ARG VAL PRO ASN THR LYS ASP LEU SER SEQRES 24 A 478 LEU ASN LYS LEU GLY ILE GLN THR ASP ASP LYS GLY HIS SEQRES 25 A 478 ILE ILE VAL ASP GLU PHE GLN ASN THR ASN VAL LYS GLY SEQRES 26 A 478 ILE TYR ALA VAL GLY ASP VAL CYS GLY LYS ALA LEU LEU SEQRES 27 A 478 THR PRO VAL ALA ILE ALA ALA GLY ARG LYS LEU ALA HIS SEQRES 28 A 478 ARG LEU PHE GLU TYR LYS GLU ASP SER LYS LEU ASP TYR SEQRES 29 A 478 ASN ASN ILE PRO THR VAL VAL PHE SER HIS PRO PRO ILE SEQRES 30 A 478 GLY THR VAL GLY LEU THR GLU ASP GLU ALA ILE HIS LYS SEQRES 31 A 478 TYR GLY ILE GLU ASN VAL LYS THR TYR SER THR SER PHE SEQRES 32 A 478 THR PRO MET TYR HIS ALA VAL THR LYS ARG LYS THR LYS SEQRES 33 A 478 CYS VAL MET LYS MET VAL CYS ALA ASN LYS GLU GLU LYS SEQRES 34 A 478 VAL VAL GLY ILE HIS MET GLN GLY LEU GLY CYS ASP GLU SEQRES 35 A 478 MET LEU GLN GLY PHE ALA VAL ALA VAL LYS MET GLY ALA SEQRES 36 A 478 THR LYS ALA ASP PHE ASP ASN THR VAL ALA ILE HIS PRO SEQRES 37 A 478 THR SER SER GLU GLU LEU VAL THR LEU ARG

HET PO4 A 480 5 HET FAD A 479 53 HET ACM A 481 4

HETNAM PO4 PHOSPHATE ION HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE HETNAM ACM ACETAMIDE

FORMUL 2 PO4 O4 P 3- FORMUL 3 FAD C27 H33 N9 O15 P2 FORMUL 4 ACM C2 H5 N O FORMUL 5 HOH *531(H2 O)

HELIX 1 H1 GLY A 29 GLY A 43 1RES 43 IN 3/10 CONFORMATION 15 HELIX 2 H2 GLY A 56 GLY A 86 1RES 80-86 3/10 CONFORMATION 31 HELIX 3 H3 TRP A 96 HIS A 122 1RES 121-122 3/10 CONFORMATN 27 HELIX 4 H4 GLY A 170 GLY A 174 5 5 HELIX 5 H5 SER A 177 LEU A 183 5 7 HELIX 6 H6 GLY A 196 LEU A 209 1 14 HELIX 7 H7 ASP A 227 GLY A 242 1RES 242 IN 3/10 CONFORMATION 16 HELIX 8 H8 SER A 299 GLY A 304 5 6 HELIX 9 H9 GLY A 330 GLY A 334 5 5 HELIX 10 H10 LEU A 338 PHE A 354 1 17 HELIX 11 H11 THR A 383 GLY A 392 1 10 HELIX 12 H12 PRO A 405 ALA A 409 5 5 HELIX 13 H13 LEU A 444 MET A 453 1 10 HELIX 14 H14 THR A 456 ASN A 462 1 7 HELIX 15 H15 SER A 470 THR A 476 5 7

SHEET 1 A 8 GLU A 124 GLY A 128 0 SHEET 2 A 8 ARG A 45 GLU A 50 1 SHEET 3 A 8 ASP A 22 GLY A 27 1 SHEET 4 A 8 HIS A 151 ALA A 155 1 SHEET 5 A 8 GLY A 325 VAL A 329 1 SHEET 6 A 8 GLN A 319 VAL A 323 -1 SHEET 7 A 8 GLY A 311 ILE A 314 -1 SHEET 8 A 8 GLN A 306 ASP A 308 -1 SHEET 1 B 4 ALA A 19 TYR A 21 0 SHEET 2 B 4 LYS A 145 THR A 148 1 SHEET 3 B 4 THR A 139 VAL A 142 -1 SHEET 4 B 4 ALA A 131 THR A 133 -1 SHEET 1 C 5 ILE A 175 ILE A 175 0 SHEET 2 C 5 ASP A 283 ALA A 288 1 SHEET 3 C 5 GLY A 188 GLY A 194 1 SHEET 4 C 5 LYS A 212 ILE A 217 1 SHEET 5 C 5 GLU A 244 SER A 249 1 SHEET 1 D 4 PRO A 169 PRO A 169 0 SHEET 2 D 4 PHE A 248 THR A 257 1 SHEET 3 D 4 GLY A 260 ALA A 268 -1 SHEET 4 D 4 VAL A 275 VAL A 282 -1 SHEET 1 E 5 THR A 369 VAL A 371 0 SHEET 2 E 5 PRO A 376 LEU A 382 -1 SHEET 3 E 5 GLU A 428 GLY A 437 -1 SHEET 4 E 5 CYS A 417 ASN A 425 -1 SHEET 5 E 5 ASN A 395 PHE A 403 -1 SHEET 1 F 2 GLY A 157 SER A 161 0 SHEET 2 F 2 GLY A 290 ASN A 294 -1

LINK SG CYS A 58 C2 ACM A 481 1555 1555 1.81

CISPEP 1 HIS A 374 PRO A 375 0 -0.60 CISPEP 2 HIS A 467 PRO A 468 0 -1.30

SITE 1 AC1 6 HIS A 219 ARG A 224 HOH A 500 HOH A 570 SITE 2 AC1 6 HOH A 595 HOH A 729 SITE 1 AC2 37 GLY A 27 GLY A 29 SER A 30 GLY A 31 SITE 2 AC2 37 GLU A 50 SER A 51 HIS A 52 GLY A 56 SITE 3 AC2 37 THR A 57 CYS A 58 VAL A 61 GLY A 62 SITE 4 AC2 37 CYS A 63 LYS A 66 GLY A 128 HIS A 129 SITE 5 AC2 37 ALA A 130 ALA A 155 THR A 156 GLY A 157 SITE 6 AC2 37 TYR A 197 ARG A 291 GLY A 330 ASP A 331 SITE 7 AC2 37 LEU A 337 LEU A 338 THR A 339 PRO A 340 SITE 8 AC2 37 HIS A 467 PRO A 468 HOH A 483 HOH A 485 SITE 9 AC2 37 HOH A 496 HOH A 535 HOH A 803 HOH A 840 SITE 10 AC2 37 HOH A 999 SITE 1 AC3 5 CYS A 58 VAL A 59 VAL A 64 TYR A 114 SITE 2 AC3 5 HIS A 467

CRYST1 119.800 84.500 63.200 90.00 90.00 58.70 B 2 4

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.008347 -0.005075 0.000000 0.00000

SCALE2 0.000000 0.013850 0.000000 0.00000

SCALE3 0.000000 0.000000 0.015823 0.00000