HEADER DE NOVO PROTEIN 26-OCT-11 3UC7 TITLE TRP-CAGE CYCLO-TC1 - MONOCLINIC CRYSTAL FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYCLO-TC1; COMPND 3 CHAIN: A, B, C, D, E, F; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: SOLID-PHASE SYNTHESIS AND CYCLIZATION KEYWDS MINI-PROTEIN, TRP-CAGE, CYCLIC PEPTIDE, MULTIMER, PROTEIN-PROTEIN KEYWDS 2 INTERACTION, DE NOVO PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.SCIAN,I.LE TRONG,R.E.STENKAMP,N.H.ANDERSEN REVDAT 5 13-SEP-23 3UC7 1 REMARK LINK REVDAT 4 08-NOV-17 3UC7 1 REMARK REVDAT 3 15-AUG-12 3UC7 1 JRNL REVDAT 2 01-AUG-12 3UC7 1 JRNL REVDAT 1 18-JUL-12 3UC7 0 JRNL AUTH M.SCIAN,J.C.LIN,I.LE TRONG,G.I.MAKHATADZE,R.E.STENKAMP, JRNL AUTH 2 N.H.ANDERSEN JRNL TITL CRYSTAL AND NMR STRUCTURES OF A TRP-CAGE MINI-PROTEIN JRNL TITL 2 BENCHMARK FOR COMPUTATIONAL FOLD PREDICTION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 109 12521 2012 JRNL REFN ISSN 0027-8424 JRNL PMID 22802678 JRNL DOI 10.1073/PNAS.1121421109 REMARK 2 REMARK 2 RESOLUTION. 1.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 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) : 1.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.39 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.8 REMARK 3 NUMBER OF REFLECTIONS : 33543 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) : 0.151 REMARK 3 R VALUE (WORKING SET) : 0.149 REMARK 3 FREE R VALUE : 0.194 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1695 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) : 1.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.13 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1838 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 73.62 REMARK 3 BIN R VALUE (WORKING SET) : 0.2450 REMARK 3 BIN FREE R VALUE SET COUNT : 88 REMARK 3 BIN FREE R VALUE : 0.2940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 906 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 107 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.27 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.91000 REMARK 3 B22 (A**2) : -0.58000 REMARK 3 B33 (A**2) : -1.22000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.13000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.037 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.040 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.038 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.834 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.982 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.968 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 973 ; 0.029 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 701 ; 0.003 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1335 ; 2.402 ; 1.985 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1687 ; 1.186 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 128 ; 4.775 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 38 ;22.408 ;22.632 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 96 ;13.696 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ;18.126 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): NULL ; NULL ; NULL REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1141 ; 0.013 ; 0.023 REMARK 3 GENERAL PLANES OTHERS (A): 189 ; 0.001 ; 0.020 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): 660 ; 4.652 ; 4.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 272 ; 3.183 ; 4.000 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1032 ; 6.090 ; 6.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 313 ; 6.730 ; 6.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 303 ; 7.797 ;10.000 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): 1674 ; 2.109 ; 1.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 113 ;18.643 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 1637 ; 9.739 ; 5.000 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 WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS REMARK 3 U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 3UC7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-OCT-11. REMARK 100 THE DEPOSITION ID IS D_1000068570. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JAN-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 2.5 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) : 0.82 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 325 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39329 REMARK 200 RESOLUTION RANGE HIGH (A) : 0.990 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 81.3 REMARK 200 DATA REDUNDANCY : 11.40 REMARK 200 R MERGE (I) : 0.08900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.99 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 31.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : 0.78300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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 2LL5 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 28.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.72 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M TRIS-HCL, 0.2 M MAGNESIUM REMARK 280 CHLORIDE, 2.0 M SODIUM CHLORIDE, PH 2.5, VAPOR DIFFUSION, REMARK 280 SITTING DROP, 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 28.84850 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.37400 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 28.84850 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 24.37400 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4090 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F 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 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 DISTANCE REMARK 500 O HOH A 371 O HOH A 372 1.95 REMARK 500 NH2 ARG D 16 O HOH D 317 1.97 REMARK 500 OG SER C 13 O HOH C 393 2.07 REMARK 500 O HOH F 374 O HOH F 379 2.16 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 SER B 20 CB SER B 20 OG -0.080 REMARK 500 ARG D 16 CZ ARG D 16 NH1 -0.085 REMARK 500 SER D 20 CA SER D 20 CB 0.094 REMARK 500 SER D 20 CB SER D 20 OG 0.092 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 9 CB - CG - OD1 ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP B 1 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ARG B 16 NE - CZ - NH1 ANGL. DEV. = 5.3 DEGREES REMARK 500 ARG B 16 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 ASP C 1 CB - CG - OD2 ANGL. DEV. = -8.4 DEGREES REMARK 500 ARG D 16 NE - CZ - NH1 ANGL. DEV. = -4.5 DEGREES REMARK 500 ASP F 1 CB - CG - OD1 ANGL. DEV. = 6.8 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 CL B 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL D 503 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3UC8 RELATED DB: PDB REMARK 900 RELATED ID: 2LL5 RELATED DB: PDB DBREF 3UC7 A -1 21 PDB 3UC7 3UC7 -1 21 DBREF 3UC7 B -1 21 PDB 3UC7 3UC7 -1 21 DBREF 3UC7 C -1 21 PDB 3UC7 3UC7 -1 21 DBREF 3UC7 D -1 21 PDB 3UC7 3UC7 -1 21 DBREF 3UC7 E -1 21 PDB 3UC7 3UC7 -1 21 DBREF 3UC7 F -1 21 PDB 3UC7 3UC7 -1 21 SEQRES 1 A 22 GLY ASP ALA TYR ALA GLN TRP LEU ALA ASP GLY GLY PRO SEQRES 2 A 22 SER SER GLY ARG PRO PRO PRO SER GLY SEQRES 1 B 22 GLY ASP ALA TYR ALA GLN TRP LEU ALA ASP GLY GLY PRO SEQRES 2 B 22 SER SER GLY ARG PRO PRO PRO SER GLY SEQRES 1 C 22 GLY ASP ALA TYR ALA GLN TRP LEU ALA ASP GLY GLY PRO SEQRES 2 C 22 SER SER GLY ARG PRO PRO PRO SER GLY SEQRES 1 D 22 GLY ASP ALA TYR ALA GLN TRP LEU ALA ASP GLY GLY PRO SEQRES 2 D 22 SER SER GLY ARG PRO PRO PRO SER GLY SEQRES 1 E 22 GLY ASP ALA TYR ALA GLN TRP LEU ALA ASP GLY GLY PRO SEQRES 2 E 22 SER SER GLY ARG PRO PRO PRO SER GLY SEQRES 1 F 22 GLY ASP ALA TYR ALA GLN TRP LEU ALA ASP GLY GLY PRO SEQRES 2 F 22 SER SER GLY ARG PRO PRO PRO SER GLY HET CL B 504 1 HET CL D 503 1 HETNAM CL CHLORIDE ION FORMUL 7 CL 2(CL 1-) FORMUL 9 HOH *107(H2 O) HELIX 1 1 GLY A -1 ASP A 9 1 10 HELIX 2 2 GLY A 10 GLY A 15 5 6 HELIX 3 3 ASP B 1 ASP B 9 1 9 HELIX 4 4 GLY B 10 GLY B 15 5 6 HELIX 5 5 ASP C 1 ASP C 9 1 9 HELIX 6 6 GLY C 10 GLY C 15 5 6 HELIX 7 7 ASP D 1 ASP D 9 1 9 HELIX 8 8 GLY D 10 GLY D 15 5 6 HELIX 9 9 ASP E 1 ASP E 9 1 9 HELIX 10 10 GLY E 10 SER E 14 5 5 HELIX 11 11 ASP F 1 ASP F 9 1 9 HELIX 12 12 GLY F 10 GLY F 15 5 6 LINK N GLY A -1 C GLY A 21 1555 1555 1.32 LINK N GLY B -1 C GLY B 21 1555 1555 1.35 LINK N GLY C -1 C GLY C 21 1555 1555 1.34 LINK N GLY D -1 C GLY D 21 1555 1555 1.32 LINK N GLY E -1 C GLY E 21 1555 1555 1.35 LINK N GLY F -1 C GLY F 21 1555 1555 1.36 SITE 1 AC1 5 SER B 13 ASP E 1 ALA E 2 GLY E 21 SITE 2 AC1 5 HOH E 342 SITE 1 AC2 3 PRO A 18 ASP B 1 GLY D -1 CRYST1 57.697 48.748 35.259 90.00 116.91 90.00 C 1 2 1 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 0.017332 0.000000 0.008798 0.00000 SCALE2 0.000000 0.020514 0.000000 0.00000 SCALE3 0.000000 0.000000 0.031806 0.00000