HEADER RECOMBINATION, REPLICATION 19-MAR-09 3GOE TITLE MOLECULAR MIMICRY OF SUMO PROMOTES DNA REPAIR COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA REPAIR PROTEIN RAD60; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 332-406; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SCHIZOSACCHAROMYCES POMBE; SOURCE 3 ORGANISM_COMMON: FISSION YEAST; SOURCE 4 ORGANISM_TAXID: 4896; SOURCE 5 GENE: RAD60, SPBC1921.02; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SUMO-LIKE DOMAIN, DNA REPAIR, SUMOYLATION, SUMO, GENOME STABILITY, KEYWDS 2 DNA DAMAGE, DNA RECOMBINATION, NUCLEUS, PHOSPHOPROTEIN, KEYWDS 3 RECOMBINATION, REPLICATION EXPDTA X-RAY DIFFRACTION AUTHOR J.J.P.PERRY REVDAT 3 06-SEP-23 3GOE 1 REMARK SEQADV REVDAT 2 16-JUN-09 3GOE 1 JRNL REVDAT 1 14-APR-09 3GOE 0 JRNL AUTH J.PRUDDEN,J.J.PERRY,A.S.ARVAI,J.A.TAINER,M.N.BODDY JRNL TITL MOLECULAR MIMICRY OF SUMO PROMOTES DNA REPAIR. JRNL REF NAT.STRUCT.MOL.BIOL. V. 16 509 2009 JRNL REFN ISSN 1545-9993 JRNL PMID 19363481 JRNL DOI 10.1038/NSMB.1582 REMARK 2 REMARK 2 RESOLUTION. 0.97 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 0.97 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.145 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.169 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2526 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 672 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 81 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 6925 REMARK 3 NUMBER OF RESTRAINTS : 8708 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 ANGLE DISTANCES (A) : 1.300 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.032 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.091 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.109 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.136 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.007 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.065 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.101 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3GOE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-APR-09. REMARK 100 THE DEPOSITION ID IS D_1000052113. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-JUL-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.75 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL11-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.818 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 325 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50503 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.970 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.03500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 30.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.97 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.41400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.800 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 2UYZ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M CA ACETATE, 100MM HEPES, 24% REMARK 280 (W/V) PEG 4000, PH 7.75, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 21 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 5555 Z,X,Y REMARK 290 6555 Z+1/2,-X+1/2,-Y REMARK 290 7555 -Z+1/2,-X,Y+1/2 REMARK 290 8555 -Z,X+1/2,-Y+1/2 REMARK 290 9555 Y,Z,X REMARK 290 10555 -Y,Z+1/2,-X+1/2 REMARK 290 11555 Y+1/2,-Z+1/2,-X REMARK 290 12555 -Y+1/2,-Z,X+1/2 REMARK 290 13555 X+1/2,Y+1/2,Z+1/2 REMARK 290 14555 -X,-Y+1/2,Z REMARK 290 15555 -X+1/2,Y,-Z REMARK 290 16555 X,-Y,-Z+1/2 REMARK 290 17555 Z+1/2,X+1/2,Y+1/2 REMARK 290 18555 Z,-X,-Y+1/2 REMARK 290 19555 -Z,-X+1/2,Y REMARK 290 20555 -Z+1/2,X,-Y REMARK 290 21555 Y+1/2,Z+1/2,X+1/2 REMARK 290 22555 -Y+1/2,Z,-X REMARK 290 23555 Y,-Z,-X+1/2 REMARK 290 24555 -Y,-Z+1/2,X 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 40.75950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.75950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.75950 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.75950 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.75950 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 6 0.000000 0.000000 1.000000 40.75950 REMARK 290 SMTRY2 6 -1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY3 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 0.000000 -1.000000 40.75950 REMARK 290 SMTRY2 7 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 1.000000 0.000000 40.75950 REMARK 290 SMTRY1 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 8 1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY3 8 0.000000 -1.000000 0.000000 40.75950 REMARK 290 SMTRY1 9 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 9 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 9 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 0.000000 1.000000 40.75950 REMARK 290 SMTRY3 10 -1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY1 11 0.000000 1.000000 0.000000 40.75950 REMARK 290 SMTRY2 11 0.000000 0.000000 -1.000000 40.75950 REMARK 290 SMTRY3 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 12 0.000000 -1.000000 0.000000 40.75950 REMARK 290 SMTRY2 12 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 12 1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 40.75950 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 40.75950 REMARK 290 SMTRY1 14 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 40.75950 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 15 -1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY2 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 16 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 40.75950 REMARK 290 SMTRY1 17 0.000000 0.000000 1.000000 40.75950 REMARK 290 SMTRY2 17 1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY3 17 0.000000 1.000000 0.000000 40.75950 REMARK 290 SMTRY1 18 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 18 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 18 0.000000 -1.000000 0.000000 40.75950 REMARK 290 SMTRY1 19 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 19 -1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY3 19 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 20 0.000000 0.000000 -1.000000 40.75950 REMARK 290 SMTRY2 20 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 20 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 21 0.000000 1.000000 0.000000 40.75950 REMARK 290 SMTRY2 21 0.000000 0.000000 1.000000 40.75950 REMARK 290 SMTRY3 21 1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY1 22 0.000000 -1.000000 0.000000 40.75950 REMARK 290 SMTRY2 22 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 22 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 23 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 23 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 23 -1.000000 0.000000 0.000000 40.75950 REMARK 290 SMTRY1 24 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 24 0.000000 0.000000 -1.000000 40.75950 REMARK 290 SMTRY3 24 1.000000 0.000000 0.000000 0.00000 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 101 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 106 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 155 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 156 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 161 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 179 LIES ON A SPECIAL POSITION. 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 MET A 0 REMARK 465 ASP A 81 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 HIS A 4 CG - ND1 - CE1 ANGL. DEV. = 6.6 DEGREES REMARK 500 GLU A 19 OE1 - CD - OE2 ANGL. DEV. = -7.7 DEGREES REMARK 500 ARG A 22 NE - CZ - NH2 ANGL. DEV. = -3.6 DEGREES REMARK 500 HIS A 47 CG - ND1 - CE1 ANGL. DEV. = 8.1 DEGREES REMARK 500 GLU A 48 OE1 - CD - OE2 ANGL. DEV. = 7.9 DEGREES REMARK 500 ARG A 51 NE - CZ - NH2 ANGL. DEV. = 3.8 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 82 DBREF 3GOE A 7 81 UNP Q9USX3 RAD60_SCHPO 332 406 SEQADV 3GOE MET A 0 UNP Q9USX3 EXPRESSION TAG SEQADV 3GOE HIS A 1 UNP Q9USX3 EXPRESSION TAG SEQADV 3GOE HIS A 2 UNP Q9USX3 EXPRESSION TAG SEQADV 3GOE HIS A 3 UNP Q9USX3 EXPRESSION TAG SEQADV 3GOE HIS A 4 UNP Q9USX3 EXPRESSION TAG SEQADV 3GOE HIS A 5 UNP Q9USX3 EXPRESSION TAG SEQADV 3GOE HIS A 6 UNP Q9USX3 EXPRESSION TAG SEQRES 1 A 82 MET HIS HIS HIS HIS HIS HIS LYS LEU ILE THR LEU LEU SEQRES 2 A 82 LEU ARG SER SER LYS SER GLU ASP LEU ARG LEU SER ILE SEQRES 3 A 82 PRO VAL ASP PHE THR VAL LYS ASP LEU ILE LYS ARG TYR SEQRES 4 A 82 CYS THR GLU VAL LYS ILE SER PHE HIS GLU ARG ILE ARG SEQRES 5 A 82 LEU GLU PHE GLU GLY GLU TRP LEU ASP PRO ASN ASP GLN SEQRES 6 A 82 VAL GLN SER THR GLU LEU GLU ASP GLU ASP GLN VAL SER SEQRES 7 A 82 VAL VAL LEU ASP HET CA A 82 1 HETNAM CA CALCIUM ION FORMUL 2 CA CA 2+ FORMUL 3 HOH *81(H2 O) HELIX 1 1 THR A 30 LYS A 43 1 14 HELIX 2 2 GLN A 64 THR A 68 5 5 SHEET 1 A 5 LEU A 21 PRO A 26 0 SHEET 2 A 5 LEU A 8 SER A 15 -1 N LEU A 13 O LEU A 21 SHEET 3 A 5 GLN A 75 VAL A 79 1 O VAL A 78 N ARG A 14 SHEET 4 A 5 ARG A 51 PHE A 54 -1 N ARG A 51 O VAL A 79 SHEET 5 A 5 GLU A 57 TRP A 58 -1 O GLU A 57 N PHE A 54 SITE 1 AC1 6 SER A 15 SER A 18 ASP A 20 GLU A 48 SITE 2 AC1 6 HOH A 141 HOH A 142 CRYST1 81.519 81.519 81.519 90.00 90.00 90.00 I 21 3 24 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 0.012267 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012267 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012267 0.00000