HEADER TRANSFERASE 15-APR-05 1ZDZ OBSLTE 12-DEC-06 1ZDZ 2O05 TITLE HUMAN SPERMIDINE SYNTHASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SPERMIDINE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PUTRESCINE AMINOPROPYLTRANSFERASE, SPDSY; COMPND 5 EC: 2.5.1.16; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 GENE: SRM, SPS1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_COMMON: BACTERIA; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28 KEYWDS SGC,SPERMIDINE SYNTHASE, STRUCTURAL GENOMICS, STRUCTURAL KEYWDS 2 GENOMICS CONSORTIUM EXPDTA X-RAY DIFFRACTION AUTHOR A.DONG,H.WU,H.ZENG,P.LOPPNAU,M.SUNDSTROM,C.ARROWSMITH, AUTHOR 2 A.EDWARDS,A.BOCHKAREV,A.N.PLOTNIKOV,STRUCTURAL GENOMICS AUTHOR 3 CONSORTIUM (SGC) REVDAT 2 12-DEC-06 1ZDZ 1 OBSLTE REVDAT 1 26-APR-05 1ZDZ 0 JRNL AUTH H.WU,A.DONG,H.ZENG,P.LOPPNAU,M.SUNDSTROM, JRNL AUTH 2 C.ARROWSMITH,A.EDWARDS,A.BOCHKAREV,A.N.PLOTNIKOV JRNL TITL THE CRYSTAL STRUCTURE OF HUMAN SPERMIDINE SYNTHASE JRNL TITL 2 SRM IN COMPLEX WITH SAM JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.12 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 2.12 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.90 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 31646 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) : 0.203 REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.100 REMARK 3 FREE R VALUE TEST SET COUNT : 666 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH : 2.12 REMARK 3 BIN RESOLUTION RANGE LOW : 2.17 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2254 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.67 REMARK 3 BIN R VALUE (WORKING SET) : 0.2490 REMARK 3 BIN FREE R VALUE SET COUNT : 45 REMARK 3 BIN FREE R VALUE : 0.3170 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 ALL ATOMS : 5015 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.94 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.72000 REMARK 3 B22 (A**2) : -1.77000 REMARK 3 B33 (A**2) : -0.21000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.42000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.283 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.228 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.172 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.537 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.935 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.877 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4708 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 6380 ; 1.409 ; 1.974 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 570 ; 6.272 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 222 ;38.428 ;24.685 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 808 ;15.382 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 24 ;17.812 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 696 ; 0.089 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3578 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 2353 ; 0.207 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 3131 ; 0.301 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 398 ; 0.176 ; 0.200 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): 78 ; 0.202 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 18 ; 0.135 ; 0.200 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): 2961 ; 0.687 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 4632 ; 1.155 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2009 ; 1.707 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1748 ; 2.632 ; 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 : 0 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 0 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : 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: HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 1ZDZ COMPLIES WITH FORMAT V. 3.0, 1-DEC-2006 REMARK 4 REMARK 4 THIS FILE IS A TEST VERSION. REMARK 4 REMARK 4 THIS IS THE REMEDIATED VERSION OF THIS PDB ENTRY. REMARK 4 REMEDIATED DATA FILE REVISION 3.100 (2007-05-01) REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-APR-2005. REMARK 100 THE RCSB ID CODE IS RCSB032612. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-MAR-2005 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.00 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 FR-E REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : VARIMAX HF REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS HTC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32325 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.120 REMARK 200 RESOLUTION RANGE LOW (A) : 28.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.13800 REMARK 200 R SYM (I) : 0.13800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 5.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.12 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.48900 REMARK 200 R SYM FOR SHELL (I) : 0.48900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.140 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 0.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20%PEG 3350,0.2M MG(OAC)2, PH 7.0, REMARK 280 VAPOR DIFFUSION, TEMPERATURE 300K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,1/2+Y,-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 30.20900 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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 BIOMOLECULE: 2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 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 1 REMARK 465 GLU A 2 REMARK 465 PRO A 3 REMARK 465 GLY A 4 REMARK 465 PRO A 5 REMARK 465 ASP A 6 REMARK 465 GLY A 7 REMARK 465 PRO A 8 REMARK 465 ALA A 9 REMARK 465 ALA A 10 REMARK 465 SER A 11 REMARK 465 GLY A 12 REMARK 465 PRO A 13 REMARK 465 ALA A 14 REMARK 465 VAL A 301 REMARK 465 SER A 302 REMARK 465 MET B 1 REMARK 465 GLU B 2 REMARK 465 PRO B 3 REMARK 465 GLY B 4 REMARK 465 PRO B 5 REMARK 465 ASP B 6 REMARK 465 GLY B 7 REMARK 465 PRO B 8 REMARK 465 ALA B 9 REMARK 465 ALA B 10 REMARK 465 SER B 11 REMARK 465 GLY B 12 REMARK 465 PRO B 13 REMARK 465 ALA B 14 REMARK 465 VAL B 301 REMARK 465 SER B 302 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI REMARK 500 O GLY B 207 O HOH 410 2.13 REMARK 500 NE2 GLN B 269 O HOH 263 2.16 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: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU A 27 CA - CB - CG ANGL. DEV. = 8.3 DEGREES REMARK 500 LEU A 52 CA - CB - CG ANGL. DEV. = 10.0 DEGREES REMARK 500 LEU A 203 CA - CB - CG ANGL. DEV. = 16.2 DEGREES REMARK 500 LEU A 203 CB - CG - CD2 ANGL. DEV. = 8.8 DEGREES REMARK 500 GLY A 207 N - CA - C ANGL. DEV. = 9.0 DEGREES REMARK 500 LEU B 151 CA - CB - CG ANGL. DEV. = 8.6 DEGREES REMARK 500 GLY B 207 N - CA - C ANGL. DEV. = 8.6 DEGREES 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 M RES CSSEQI PSI PHI REMARK 500 GLU A 208 150.23 88.89 REMARK 500 GLU B 208 142.59 85.32 DBREF 1ZDZ A 1 302 UNP P19623 SPEE_HUMAN 1 302 DBREF 1ZDZ B 1 302 UNP P19623 SPEE_HUMAN 1 302 SEQRES 1 A 302 MET GLU PRO GLY PRO ASP GLY PRO ALA ALA SER GLY PRO SEQRES 2 A 302 ALA ALA ILE ARG GLU GLY TRP PHE ARG GLU THR CYS SER SEQRES 3 A 302 LEU TRP PRO GLY GLN ALA LEU SER LEU GLN VAL GLU GLN SEQRES 4 A 302 LEU LEU HIS HIS ARG ARG SER ARG TYR GLN ASP ILE LEU SEQRES 5 A 302 VAL PHE ARG SER LYS THR TYR GLY ASN VAL LEU VAL LEU SEQRES 6 A 302 ASP GLY VAL ILE GLN CYS THR GLU ARG ASP GLU PHE SER SEQRES 7 A 302 TYR GLN GLU MET ILE ALA ASN LEU PRO LEU CYS SER HIS SEQRES 8 A 302 PRO ASN PRO ARG LYS VAL LEU ILE ILE GLY GLY GLY ASP SEQRES 9 A 302 GLY GLY VAL LEU ARG GLU VAL VAL LYS HIS PRO SER VAL SEQRES 10 A 302 GLU SER VAL VAL GLN CYS GLU ILE ASP GLU ASP VAL ILE SEQRES 11 A 302 GLN VAL SER LYS LYS PHE LEU PRO GLY MET ALA ILE GLY SEQRES 12 A 302 TYR SER SER SER LYS LEU THR LEU HIS VAL GLY ASP GLY SEQRES 13 A 302 PHE GLU PHE MET LYS GLN ASN GLN ASP ALA PHE ASP VAL SEQRES 14 A 302 ILE ILE THR ASP SER SER ASP PRO MET GLY PRO ALA GLU SEQRES 15 A 302 SER LEU PHE LYS GLU SER TYR TYR GLN LEU MET LYS THR SEQRES 16 A 302 ALA LEU LYS GLU ASP GLY VAL LEU CYS CYS GLN GLY GLU SEQRES 17 A 302 CYS GLN TRP LEU HIS LEU ASP LEU ILE LYS GLU MET ARG SEQRES 18 A 302 GLN PHE CYS GLN SER LEU PHE PRO VAL VAL ALA TYR ALA SEQRES 19 A 302 TYR CYS THR ILE PRO THR TYR PRO SER GLY GLN ILE GLY SEQRES 20 A 302 PHE MET LEU CYS SER LYS ASN PRO SER THR ASN PHE GLN SEQRES 21 A 302 GLU PRO VAL GLN PRO LEU THR GLN GLN GLN VAL ALA GLN SEQRES 22 A 302 MET GLN LEU LYS TYR TYR ASN SER ASP VAL HIS ARG ALA SEQRES 23 A 302 ALA PHE VAL LEU PRO GLU PHE ALA ARG LYS ALA LEU ASN SEQRES 24 A 302 ASP VAL SER SEQRES 1 B 302 MET GLU PRO GLY PRO ASP GLY PRO ALA ALA SER GLY PRO SEQRES 2 B 302 ALA ALA ILE ARG GLU GLY TRP PHE ARG GLU THR CYS SER SEQRES 3 B 302 LEU TRP PRO GLY GLN ALA LEU SER LEU GLN VAL GLU GLN SEQRES 4 B 302 LEU LEU HIS HIS ARG ARG SER ARG TYR GLN ASP ILE LEU SEQRES 5 B 302 VAL PHE ARG SER LYS THR TYR GLY ASN VAL LEU VAL LEU SEQRES 6 B 302 ASP GLY VAL ILE GLN CYS THR GLU ARG ASP GLU PHE SER SEQRES 7 B 302 TYR GLN GLU MET ILE ALA ASN LEU PRO LEU CYS SER HIS SEQRES 8 B 302 PRO ASN PRO ARG LYS VAL LEU ILE ILE GLY GLY GLY ASP SEQRES 9 B 302 GLY GLY VAL LEU ARG GLU VAL VAL LYS HIS PRO SER VAL SEQRES 10 B 302 GLU SER VAL VAL GLN CYS GLU ILE ASP GLU ASP VAL ILE SEQRES 11 B 302 GLN VAL SER LYS LYS PHE LEU PRO GLY MET ALA ILE GLY SEQRES 12 B 302 TYR SER SER SER LYS LEU THR LEU HIS VAL GLY ASP GLY SEQRES 13 B 302 PHE GLU PHE MET LYS GLN ASN GLN ASP ALA PHE ASP VAL SEQRES 14 B 302 ILE ILE THR ASP SER SER ASP PRO MET GLY PRO ALA GLU SEQRES 15 B 302 SER LEU PHE LYS GLU SER TYR TYR GLN LEU MET LYS THR SEQRES 16 B 302 ALA LEU LYS GLU ASP GLY VAL LEU CYS CYS GLN GLY GLU SEQRES 17 B 302 CYS GLN TRP LEU HIS LEU ASP LEU ILE LYS GLU MET ARG SEQRES 18 B 302 GLN PHE CYS GLN SER LEU PHE PRO VAL VAL ALA TYR ALA SEQRES 19 B 302 TYR CYS THR ILE PRO THR TYR PRO SER GLY GLN ILE GLY SEQRES 20 B 302 PHE MET LEU CYS SER LYS ASN PRO SER THR ASN PHE GLN SEQRES 21 B 302 GLU PRO VAL GLN PRO LEU THR GLN GLN GLN VAL ALA GLN SEQRES 22 B 302 MET GLN LEU LYS TYR TYR ASN SER ASP VAL HIS ARG ALA SEQRES 23 B 302 ALA PHE VAL LEU PRO GLU PHE ALA ARG LYS ALA LEU ASN SEQRES 24 B 302 ASP VAL SER HET SAM 4000 27 HET SAM 4001 27 HETNAM SAM S-ADENOSYLMETHIONINE FORMUL 3 SAM 2(C15 H22 N6 O5 S) FORMUL 5 HOH *415(H2 O) HELIX 1 1 GLU A 76 CYS A 89 1 14 HELIX 2 2 GLY A 105 VAL A 112 1 8 HELIX 3 3 ASP A 126 LEU A 137 1 12 HELIX 4 4 LEU A 137 ILE A 142 1 6 HELIX 5 5 GLY A 143 SER A 146 5 4 HELIX 6 6 ASP A 155 LYS A 161 1 7 HELIX 7 7 ALA A 181 LYS A 186 5 6 HELIX 8 8 GLU A 187 ALA A 196 1 10 HELIX 9 9 HIS A 213 SER A 226 1 14 HELIX 10 10 TYR A 241 SER A 243 5 3 HELIX 11 11 THR A 267 MET A 274 1 8 HELIX 12 12 ASN A 280 ALA A 287 1 8 HELIX 13 13 PRO A 291 ASP A 300 1 10 HELIX 14 14 ASP B 75 CYS B 89 1 15 HELIX 15 15 GLY B 105 VAL B 112 1 8 HELIX 16 16 ASP B 126 LEU B 137 1 12 HELIX 17 17 LEU B 137 ILE B 142 1 6 HELIX 18 18 GLY B 143 SER B 146 5 4 HELIX 19 19 ASP B 155 GLN B 162 1 8 HELIX 20 20 MET B 178 PHE B 185 5 8 HELIX 21 21 LYS B 186 ALA B 196 1 11 HELIX 22 22 HIS B 213 PHE B 228 1 16 HELIX 23 23 TYR B 241 SER B 243 5 3 HELIX 24 24 THR B 267 MET B 274 1 8 HELIX 25 25 ASN B 280 ALA B 287 1 8 HELIX 26 26 PRO B 291 ASP B 300 1 10 SHEET 1 A 6 ILE A 16 ARG A 17 0 SHEET 2 A 6 TRP A 20 GLU A 23 -1 O TRP A 20 N ARG A 17 SHEET 3 A 6 GLN A 31 ARG A 45 -1 O LEU A 33 N GLU A 23 SHEET 4 A 6 GLN B 31 ARG B 45 -1 O SER B 34 N ALA A 32 SHEET 5 A 6 TRP B 20 GLU B 23 -1 N GLU B 23 O LEU B 33 SHEET 6 A 6 ILE B 16 ARG B 17 -1 N ARG B 17 O TRP B 20 SHEET 1 B 8 VAL A 68 THR A 72 0 SHEET 2 B 8 ASN A 61 LEU A 65 -1 N LEU A 63 O GLN A 70 SHEET 3 B 8 ASP A 50 SER A 56 -1 N LEU A 52 O VAL A 64 SHEET 4 B 8 GLN A 31 ARG A 45 -1 N GLU A 38 O ARG A 55 SHEET 5 B 8 GLN B 31 ARG B 45 -1 O SER B 34 N ALA A 32 SHEET 6 B 8 ASP B 50 SER B 56 -1 O VAL B 53 N HIS B 42 SHEET 7 B 8 ASN B 61 LEU B 65 -1 O VAL B 62 N PHE B 54 SHEET 8 B 8 VAL B 68 THR B 72 -1 O GLN B 70 N LEU B 63 SHEET 1 C 7 LEU A 149 VAL A 153 0 SHEET 2 C 7 SER A 119 GLU A 124 1 N GLN A 122 O HIS A 152 SHEET 3 C 7 LYS A 96 GLY A 101 1 N ILE A 99 O VAL A 121 SHEET 4 C 7 PHE A 167 ASP A 173 1 O ILE A 171 N ILE A 100 SHEET 5 C 7 LEU A 197 GLN A 206 1 O VAL A 202 N ASP A 168 SHEET 6 C 7 GLN A 245 SER A 252 -1 O CYS A 251 N LEU A 203 SHEET 7 C 7 VAL A 230 THR A 237 -1 N ALA A 234 O PHE A 248 SHEET 1 D 7 LEU B 149 VAL B 153 0 SHEET 2 D 7 SER B 119 GLU B 124 1 N GLN B 122 O HIS B 152 SHEET 3 D 7 LYS B 96 GLY B 101 1 N ILE B 99 O VAL B 121 SHEET 4 D 7 PHE B 167 ASP B 173 1 O ILE B 171 N LEU B 98 SHEET 5 D 7 LEU B 197 GLN B 206 1 O LYS B 198 N PHE B 167 SHEET 6 D 7 GLN B 245 SER B 252 -1 O MET B 249 N CYS B 205 SHEET 7 D 7 VAL B 230 THR B 237 -1 N VAL B 230 O SER B 252 CRYST1 58.010 60.418 86.689 90.00 108.52 90.00 P 1 21 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 0.017238 0.000000 0.005774 0.00000 SCALE2 0.000000 0.016551 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012165 0.00000