HEADER LIGASE 01-OCT-08 3EQS TITLE CRYSTAL STRUCTURE OF HUMAN MDM2 IN COMPLEX WITH A 12-MER PEPTIDE TITLE 2 INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: E3 UBIQUITIN-PROTEIN LIGASE MDM2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 25-109; COMPND 5 SYNONYM: P53-BINDING PROTEIN MDM2, ONCOPROTEIN MDM2, DOUBLE MINUTE 2 COMPND 6 PROTEIN, HDM2; COMPND 7 EC: 6.3.2.-; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: 12-MER PEPTIDE INHIBITOR; COMPND 11 CHAIN: B; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN HOMO SAPIENS; SOURCE 4 MOL_ID: 2; SOURCE 5 SYNTHETIC: YES; SOURCE 6 OTHER_DETAILS: PEPTIDE IDENTIFIED BY SCREENING A DUODECIMAL PEPTIDE SOURCE 7 LIBRARY DISPLAYED ON M13 PHAGE KEYWDS MDM2, MDM2-PEPTIDE INHIBITOR COMPLEX,ONCOPROTEIN, HOST-VIRUS KEYWDS 2 INTERACTION, LIGASE, METAL-BINDING, NUCLEUS, PHOSPHOPROTEIN, PROTO- KEYWDS 3 ONCOGENE, UBL CONJUGATION PATHWAY, ZINC-FINGER EXPDTA X-RAY DIFFRACTION AUTHOR M.PAZGIER,W.LU REVDAT 4 13-JUL-11 3EQS 1 VERSN REVDAT 3 09-JUN-09 3EQS 1 JRNL REVDAT 2 26-MAY-09 3EQS 1 REMARK REVDAT 1 17-MAR-09 3EQS 0 JRNL AUTH M.PAZGIER,M.LIU,G.ZOU,W.YUAN,C.LI,C.LI,J.LI,J.MONBO,D.ZELLA, JRNL AUTH 2 S.G.TARASOV,W.LU JRNL TITL STRUCTURAL BASIS FOR HIGH-AFFINITY PEPTIDE INHIBITION OF P53 JRNL TITL 2 INTERACTIONS WITH MDM2 AND MDMX. JRNL REF PROC.NATL.ACAD.SCI.USA V. 106 4665 2009 JRNL REFN ISSN 0027-8424 JRNL PMID 19255450 JRNL DOI 10.1073/PNAS.0900947106 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.4.0077 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 11009 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.156 REMARK 3 R VALUE (WORKING SET) : 0.154 REMARK 3 FREE R VALUE : 0.193 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 553 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.65 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.69 REMARK 3 REFLECTION IN BIN (WORKING SET) : 775 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.54 REMARK 3 BIN R VALUE (WORKING SET) : 0.1820 REMARK 3 BIN FREE R VALUE SET COUNT : 35 REMARK 3 BIN FREE R VALUE : 0.2590 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 791 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 117 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.36000 REMARK 3 B22 (A**2) : 0.02000 REMARK 3 B33 (A**2) : 0.31000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.04000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.098 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.098 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.055 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.515 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.972 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.959 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 916 ; 0.015 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1256 ; 1.524 ; 2.007 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 120 ; 5.689 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 39 ;34.673 ;23.333 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 190 ;14.338 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ; 9.415 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 144 ; 0.098 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 675 ; 0.008 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 524 ; 0.879 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 864 ; 1.517 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 392 ; 2.331 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 378 ; 3.657 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 2 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 26 A 108 6 REMARK 3 1 A 26 A 108 6 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 LOOSE POSITIONAL 1 A (A): 778 ; 0.00 ; 5.00 REMARK 3 LOOSE THERMAL 1 A (A**2): 778 ; 0.00 ; 10.00 REMARK 3 REMARK 3 NCS GROUP NUMBER : 2 REMARK 3 CHAIN NAMES : B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 1 B 11 6 REMARK 3 1 B 1 B 11 6 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 LOOSE POSITIONAL 2 B (A): 94 ; 0.00 ; 5.00 REMARK 3 LOOSE THERMAL 2 B (A**2): 94 ; 0.00 ; 10.00 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 25 A 108 REMARK 3 ORIGIN FOR THE GROUP (A): -10.3252 0.0637 -5.0347 REMARK 3 T TENSOR REMARK 3 T11: 0.0283 T22: 0.0279 REMARK 3 T33: 0.0207 T12: -0.0095 REMARK 3 T13: -0.0023 T23: 0.0070 REMARK 3 L TENSOR REMARK 3 L11: 0.8687 L22: 0.9104 REMARK 3 L33: 1.2355 L12: -0.1521 REMARK 3 L13: -0.0819 L23: 0.5114 REMARK 3 S TENSOR REMARK 3 S11: 0.0067 S12: 0.0665 S13: -0.0049 REMARK 3 S21: -0.0348 S22: 0.0178 S23: -0.0166 REMARK 3 S31: 0.0793 S32: -0.0534 S33: -0.0245 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 1 B 12 REMARK 3 ORIGIN FOR THE GROUP (A): -7.0952 1.8562 7.5040 REMARK 3 T TENSOR REMARK 3 T11: 0.0094 T22: 0.0274 REMARK 3 T33: 0.0228 T12: 0.0030 REMARK 3 T13: 0.0116 T23: 0.0108 REMARK 3 L TENSOR REMARK 3 L11: 3.8948 L22: 4.9198 REMARK 3 L33: 4.5029 L12: 2.2326 REMARK 3 L13: 1.3972 L23: 0.0498 REMARK 3 S TENSOR REMARK 3 S11: 0.0186 S12: -0.2491 S13: -0.2251 REMARK 3 S21: 0.1785 S22: 0.0260 S23: -0.2190 REMARK 3 S31: 0.1801 S32: -0.1571 S33: -0.0446 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3EQS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-OCT-08. REMARK 100 THE RCSB ID CODE IS RCSB049659. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JUN-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : CONFOCAL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11993 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.630 REMARK 200 RESOLUTION RANGE LOW (A) : 35.850 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : 0.06400 REMARK 200 FOR THE DATA SET : 46.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.63 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.1 REMARK 200 DATA REDUNDANCY IN SHELL : 6.60 REMARK 200 R MERGE FOR SHELL (I) : 0.21700 REMARK 200 R SYM FOR SHELL (I) : 0.23800 REMARK 200 FOR SHELL : 13.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 1YCR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M AMMONIUM ACETATE, 0.1M SODIUM REMARK 280 CITRATE, 30% PEG 4000, PH 5.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Z REMARK 290 4555 -X+1/2,Y+1/2,-Z 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 35.75850 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 21.63700 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 35.75850 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 21.63700 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4320 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9920 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 5880 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 GLU A 25 REMARK 465 PRO B 12 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 151 DISTANCE = 5.56 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GAI A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YCR RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN MDM2 IN COMPLEX WITH A WILD-TYPE P53 REMARK 900 PEPTIDE REMARK 900 RELATED ID: 1T4F RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN MDM2 IN COMPLEX WITH AN OPTIMIZED P53 REMARK 900 PEPTIDE REMARK 900 RELATED ID: 1T4E RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN MDM2 IN COMPLEX WITH A SMALL MOLECULE REMARK 900 INHIBITOR REMARK 900 RELATED ID: 1RV1 RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN MDM2 IN COMPLEX WITH A SMALL MOLECULE REMARK 900 INHIBITOR DBREF 3EQS A 25 109 UNP Q00987 MDM2_HUMAN 25 109 DBREF 3EQS B 1 12 PDB 3EQS 3EQS 1 12 SEQRES 1 A 85 GLU THR LEU VAL ARG PRO LYS PRO LEU LEU LEU LYS LEU SEQRES 2 A 85 LEU LYS SER VAL GLY ALA GLN LYS ASP THR TYR THR MET SEQRES 3 A 85 LYS GLU VAL LEU PHE TYR LEU GLY GLN TYR ILE MET THR SEQRES 4 A 85 LYS ARG LEU TYR ASP GLU LYS GLN GLN HIS ILE VAL TYR SEQRES 5 A 85 CYS SER ASN ASP LEU LEU GLY ASP LEU PHE GLY VAL PRO SEQRES 6 A 85 SER PHE SER VAL LYS GLU HIS ARG LYS ILE TYR THR MET SEQRES 7 A 85 ILE TYR ARG ASN LEU VAL VAL SEQRES 1 B 12 THR SER PHE ALA GLU TYR TRP ASN LEU LEU SER PRO HET GAI A 201 4 HETNAM GAI GUANIDINE FORMUL 3 GAI C H5 N3 FORMUL 4 HOH *117(H2 O) HELIX 1 1 LYS A 31 VAL A 41 1 11 HELIX 2 2 MET A 50 ARG A 65 1 16 HELIX 3 3 ASP A 80 GLY A 87 1 8 HELIX 4 4 GLU A 95 ASN A 106 1 12 HELIX 5 5 SER B 2 LEU B 9 1 8 SHEET 1 A 2 LEU A 27 VAL A 28 0 SHEET 2 A 2 TYR A 48 THR A 49 -1 O TYR A 48 N VAL A 28 SHEET 1 B 2 ILE A 74 TYR A 76 0 SHEET 2 B 2 SER A 90 SER A 92 -1 O PHE A 91 N VAL A 75 SITE 1 AC1 4 TYR A 76 HIS A 96 TYR A 100 LEU B 10 CRYST1 71.517 43.274 35.036 90.00 116.51 90.00 C 1 2 1 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 0.013983 0.000000 0.006975 0.00000 SCALE2 0.000000 0.023109 0.000000 0.00000 SCALE3 0.000000 0.000000 0.031896 0.00000 MASTER 345 0 1 5 4 0 1 6 0 0 0 8 END