HEADER HYDROLASE/DNA 25-AUG-06 2I5S TITLE CRYSTAL STRUCTURE OF ONCONASE WITH BOUND NUCLEIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: P-30 PROTEIN; COMPND 3 CHAIN: X; COMPND 4 SYNONYM: ONCONASE; COMPND 5 EC: 3.1.27.-; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: 5'-D(*A*(DU)P*GP*A)-3'; COMPND 9 CHAIN: A; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RANA PIPIENS; SOURCE 3 ORGANISM_COMMON: NORTHERN LEOPARD FROG; SOURCE 4 ORGANISM_TAXID: 8404; SOURCE 5 GENE: RNP30_RANPI; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET 22B(+); SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES KEYWDS ONCONASE, P-30 PROTEIN, RIBONUCLEASE, ANTI-TUMOR, STRUCTURAL KEYWDS 2 GENOMICS, PSI-2, PROTEIN STRUCTURE INITIATIVE, CENTER FOR EUKARYOTIC KEYWDS 3 STRUCTURAL GENOMICS, CESG, HYDROLASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR E.BAE,J.E.LEE,R.T.RAINES,G.E.WESENBERG,G.N.PHILLIPS JR.,E.BITTO, AUTHOR 2 C.A.BINGMAN,CENTER FOR EUKARYOTIC STRUCTURAL GENOMICS (CESG) REVDAT 8 13-NOV-24 2I5S 1 REMARK REVDAT 7 30-AUG-23 2I5S 1 REMARK REVDAT 6 25-DEC-19 2I5S 1 SEQADV SEQRES LINK REVDAT 5 25-APR-18 2I5S 1 REMARK REVDAT 4 24-FEB-09 2I5S 1 VERSN REVDAT 3 10-JUN-08 2I5S 1 AUTHOR REVDAT 2 22-JAN-08 2I5S 1 JRNL REVDAT 1 05-SEP-06 2I5S 0 JRNL AUTH J.E.LEE,E.BAE,C.A.BINGMAN,G.N.PHILLIPS JR.,R.T.RAINES JRNL TITL STRUCTURAL BASIS FOR CATALYSIS BY ONCONASE. JRNL REF J.MOL.BIOL. V. 375 165 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18001769 JRNL DOI 10.1016/J.JMB.2007.09.089 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.49 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 9229 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) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.178 REMARK 3 FREE R VALUE : 0.240 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.778 REMARK 3 FREE R VALUE TEST SET COUNT : 441 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 591 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.96 REMARK 3 BIN R VALUE (WORKING SET) : 0.2080 REMARK 3 BIN FREE R VALUE SET COUNT : 26 REMARK 3 BIN FREE R VALUE : 0.3430 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 826 REMARK 3 NUCLEIC ACID ATOMS : 41 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 155 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.20700 REMARK 3 B22 (A**2) : -0.00900 REMARK 3 B33 (A**2) : 0.21600 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.161 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.158 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.098 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.248 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.947 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.912 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 893 ; 0.013 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1218 ; 1.415 ; 2.008 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 103 ; 6.706 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 35 ;32.533 ;24.571 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 153 ;14.183 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ;20.535 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 138 ; 0.098 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 642 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 410 ; 0.200 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 604 ; 0.303 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 125 ; 0.135 ; 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): 16 ; 0.150 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 20 ; 0.089 ; 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): 536 ; 1.361 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 858 ; 2.209 ; 4.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 417 ; 4.173 ; 6.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 360 ; 5.990 ; 8.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL PLUS 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2I5S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-AUG-06. REMARK 100 THE DEPOSITION ID IS D_1000039172. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-MAY-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL 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 : BRUKER AXS MICROSTAR REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRADED MULTILAYER REMARK 200 OPTICS : MONTEL OPTICS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRUKER SMART 6000 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SAINT REMARK 200 DATA SCALING SOFTWARE : SAINT REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9270 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 64.615 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 9.840 REMARK 200 R MERGE (I) : 0.12490 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.32 REMARK 200 R MERGE FOR SHELL (I) : 0.51720 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.520 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1ONC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN SOLUTION (10 MG/ML PROTEIN, REMARK 280 0.003 M SINGLE-STRANDED DNA OLIGOMER) MIXED IN A 1:1 RATIO WITH REMARK 280 WELL SOLUTION (25% PEG 3350, 0.1 M HEPES PH 7.5) CRYO-PROTECTED REMARK 280 WITH WELL SOLUTION SUPPLEMENTED WITH 20% ETHYLENE GLYCOL, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 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+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 64.61450 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 13.05050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 64.61450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 13.05050 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: X, 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 X 252 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 DA A 1 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 DU A 2 P OP1 OP2 O5' REMARK 470 DA A 4 C5' C4' O4' C3' O3' C2' C1' REMARK 470 DA A 4 N9 C8 N7 C5 C6 N6 N1 REMARK 470 DA A 4 C2 N3 C4 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 ILE X 52 -61.18 -97.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2GMK RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ONCONASE DOUBLE MUTANT WITH SPONTANEOUSLY- REMARK 900 ASSEMBLED (AMP) 4 STACK REMARK 900 RELATED ID: GO.80160 RELATED DB: TARGETDB DBREF 2I5S X 1 104 UNP P22069 RNP30_RANPI 1 104 DBREF 2I5S A 1 4 PDB 2I5S 2I5S 1 4 SEQRES 1 X 104 PCA ASP TRP LEU THR PHE GLN LYS LYS HIS ILE THR ASN SEQRES 2 X 104 THR ARG ASP VAL ASP CYS ASP ASN ILE MET SER THR ASN SEQRES 3 X 104 LEU PHE HIS CYS LYS ASP LYS ASN THR PHE ILE TYR SER SEQRES 4 X 104 ARG PRO GLU PRO VAL LYS ALA ILE CYS LYS GLY ILE ILE SEQRES 5 X 104 ALA SER LYS ASN VAL LEU THR THR SER GLU PHE TYR LEU SEQRES 6 X 104 SER ASP CYS ASN VAL THR SER ARG PRO CYS LYS TYR LYS SEQRES 7 X 104 LEU LYS LYS SER THR ASN LYS PHE CYS VAL THR CYS GLU SEQRES 8 X 104 ASN GLN ALA PRO VAL HIS PHE VAL GLY VAL GLY SER CYS SEQRES 1 A 4 DA DU DG DA MODRES 2I5S PCA X 1 GLN PYROGLUTAMIC ACID HET PCA X 1 8 HETNAM PCA PYROGLUTAMIC ACID FORMUL 1 PCA C5 H7 N O3 FORMUL 3 HOH *155(H2 O) HELIX 1 1 ASP X 2 HIS X 10 1 9 HELIX 2 2 ASP X 18 MET X 23 1 6 HELIX 3 3 ARG X 40 ALA X 46 1 7 HELIX 4 4 ILE X 47 LYS X 49 5 3 SHEET 1 A 4 ILE X 11 THR X 12 0 SHEET 2 A 4 LYS X 33 TYR X 38 1 O ILE X 37 N THR X 12 SHEET 3 A 4 PHE X 63 VAL X 70 -1 O SER X 66 N PHE X 36 SHEET 4 A 4 TYR X 77 ASN X 84 -1 O SER X 82 N LEU X 65 SHEET 1 B 3 LYS X 55 LEU X 58 0 SHEET 2 B 3 PHE X 86 GLU X 91 -1 O CYS X 90 N LYS X 55 SHEET 3 B 3 ALA X 94 VAL X 101 -1 O GLY X 100 N CYS X 87 SSBOND 1 CYS X 19 CYS X 68 1555 1555 2.04 SSBOND 2 CYS X 30 CYS X 75 1555 1555 2.04 SSBOND 3 CYS X 48 CYS X 90 1555 1555 2.03 SSBOND 4 CYS X 87 CYS X 104 1555 1555 2.04 LINK C PCA X 1 N ASP X 2 1555 1555 1.33 CRYST1 129.229 26.101 32.486 90.00 90.00 90.00 P 21 21 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 0.007738 0.000000 0.000000 0.00000 SCALE2 0.000000 0.038313 0.000000 0.00000 SCALE3 0.000000 0.000000 0.030782 0.00000 HETATM 1 N PCA X 1 26.080 6.776 9.894 1.00 9.87 N HETATM 2 CA PCA X 1 27.398 7.347 9.642 1.00 8.72 C HETATM 3 CB PCA X 1 27.370 8.162 8.344 1.00 10.59 C HETATM 4 CG PCA X 1 25.894 8.403 8.032 1.00 12.77 C HETATM 5 CD PCA X 1 25.214 7.374 8.919 1.00 9.07 C HETATM 6 OE PCA X 1 24.008 7.065 8.810 1.00 9.97 O HETATM 7 C PCA X 1 27.789 8.239 10.819 1.00 6.68 C HETATM 8 O PCA X 1 28.969 8.395 11.115 1.00 6.15 O