HEADER DE NOVO PROTEIN 12-JAN-06 2FO7 TITLE CRYSTAL STRUCTURE OF AN 8 REPEAT CONSENSUS TPR SUPERHELIX (TRIGONAL TITLE 2 CRYSTAL FORM) COMPND MOL_ID: 1; COMPND 2 MOLECULE: SYNTHETIC CONSENSUS TPR PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE SEQUENCE OF THE PROTEIN WAS DESIGNED AND THEN SOURCE 4 EXPRESSED IN E.COLI BL21(DE3), PLASMID PPROEX-HTB KEYWDS TETRATRICOPEPTIDE REPEAT, TPR, CONSENSUS PROTEIN, SUPERHELIX, DE NOVO KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.KAJANDER,A.L.CORTAJARENA,L.REGAN REVDAT 4 18-OCT-17 2FO7 1 REMARK REVDAT 3 22-SEP-09 2FO7 1 JRNL REVDAT 2 24-FEB-09 2FO7 1 VERSN REVDAT 1 07-MAR-06 2FO7 0 JRNL AUTH T.KAJANDER,A.L.CORTAJARENA,S.MOCHRIE,L.REGAN JRNL TITL STRUCTURE AND STABILITY OF DESIGNED TPR PROTEIN JRNL TITL 2 SUPERHELICES: UNUSUAL CRYSTAL PACKING AND IMPLICATIONS FOR JRNL TITL 3 NATURAL TPR PROTEINS. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 63 800 2007 JRNL REFN ISSN 0907-4449 JRNL PMID 17582171 JRNL DOI 10.1107/S0907444907024353 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.KAJANDER,A.LOPEZ-CORTAJARENA,E.MAIN,S.MOCHRIE,L.REGAN REMARK 1 TITL A NEW FOLDING PARADIGM FOR REPEAT PROTEINS REMARK 1 REF J.AM.CHEM.SOC. V. 127 10188 2005 REMARK 1 REFN ISSN 0002-7863 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.7 REMARK 3 NUMBER OF REFLECTIONS : 14271 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 SET) : 0.266 REMARK 3 FREE R VALUE : 0.304 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.300 REMARK 3 FREE R VALUE TEST SET COUNT : 676 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1044 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 8 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 56.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.35 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.57000 REMARK 3 B22 (A**2) : -8.57000 REMARK 3 B33 (A**2) : 17.14000 REMARK 3 B12 (A**2) : -7.90100 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 69.78 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:ION.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:WATER.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2FO7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-JAN-06. REMARK 100 THE DEPOSITION ID IS D_1000036110. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-AUG-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.60 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15329 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.280 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.04100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.28 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.36 REMARK 200 COMPLETENESS FOR SHELL (%) : 61.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.32500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SOLVE 2.02, RESOLVE 2.02 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% MPD, 10 MM CDCL2, 100 MM NA REMARK 280 -ACETATE, PH 5.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 22.41000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 44.82000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 44.82000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 22.41000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). THE MOLECULE REPRESENTS A REMARK 300 PSEUDO-INFINITE FIBER. THE SECOND PART OF THE COMPLETE REMARK 300 COVALENT MOLECULE CAN BE GENERATED BY APPLYING THE MATRIX REMARK 300 PROVIDED IN REMARK 350. 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: 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 BIOMT1 2 -0.500000 -0.866025 0.000000 34.27500 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 59.36604 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 22.41000 REMARK 400 REMARK 400 COMPOUND REMARK 400 THE COMPLETE CRYSTALLIZED SEQUENCE IS TWICE LONGER REMARK 400 THAN THE SUBMITTED ONE. THE LINK RECORD IS PROVIDED REMARK 400 TO CONNECT THE DEPOSITED PART OF THE SEQUENCE WITH REMARK 400 THE SECOND PART OF THE COMPLETE CRYSTALLIZED 8-REPEAT REMARK 400 MOLECULE THAT CAN BE GENERATED FROM THE DEPOSITED REMARK 400 COORDINATES USING THE MATRIX PROVIDED IN REMARK 350. 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 GLU A 2 CG CD OE1 OE2 REMARK 470 ASP A 18 CG OD1 OD2 REMARK 470 GLU A 22 CG CD OE1 OE2 REMARK 470 LYS A 26 CG CD CE NZ REMARK 470 GLU A 29 CG CD OE1 OE2 REMARK 470 ARG A 33 CG CD NE CZ NH1 NH2 REMARK 470 SER A 34 OG REMARK 470 GLU A 36 CG CD OE1 OE2 REMARK 470 LYS A 60 CG CD CE NZ REMARK 470 ARG A 67 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 81 CG CD CE NZ REMARK 470 GLN A 82 CG CD OE1 NE2 REMARK 470 ASP A 84 CG OD1 OD2 REMARK 470 ASP A 86 CG OD1 OD2 REMARK 470 GLU A 87 CG CD OE1 OE2 REMARK 470 GLU A 90 CG CD OE1 OE2 REMARK 470 ASP A 99 CG OD1 OD2 REMARK 470 ARG A 101 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 104 CG CD OE1 OE2 REMARK 470 LEU A 109 CG CD1 CD2 REMARK 470 LYS A 115 CG CD CE NZ REMARK 470 GLU A 124 CG CD OE1 OE2 REMARK 470 LYS A 128 CG CD CE NZ REMARK 470 LEU A 130 CG CD1 CD2 REMARK 470 GLU A 131 CG CD OE1 OE2 REMARK 470 ARG A 135 CG CD NE CZ NH1 NH2 REMARK 470 SER A 136 OG 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 PRO A 134 C - N - CA ANGL. DEV. = 10.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 ASP A 16 76.75 -110.36 REMARK 500 PRO A 100 13.65 -69.01 REMARK 500 PRO A 134 -13.31 -36.01 REMARK 500 ARG A 135 56.65 -157.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 235 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 16 OD1 REMARK 620 2 ASP A 16 OD2 47.9 REMARK 620 3 HOH A 238 O 101.0 96.3 REMARK 620 4 GLU A 121 OE1 133.8 173.3 89.6 REMARK 620 5 GLU A 121 OE2 86.1 123.3 128.0 53.9 REMARK 620 6 ASP A 120 OD1 144.4 97.8 90.9 79.0 112.8 REMARK 620 7 ASP A 120 OD2 107.6 84.5 141.3 89.0 80.3 50.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 236 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 239 O REMARK 620 2 GLU A 56 OE1 102.2 REMARK 620 3 GLU A 63 OE2 129.4 127.1 REMARK 620 4 HOH A 253 O 89.6 121.0 75.6 REMARK 620 5 GLU A 63 OE1 96.2 124.2 49.3 111.3 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 235 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 236 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2AVP RELATED DB: PDB REMARK 900 TETRAGONAL CRYSTAL FORM DBREF 2FO7 A 1 136 PDB 2FO7 2FO7 1 136 SEQRES 1 A 136 ALA GLU ALA TRP TYR ASN LEU GLY ASN ALA TYR TYR LYS SEQRES 2 A 136 GLN GLY ASP TYR ASP GLU ALA ILE GLU TYR TYR GLN LYS SEQRES 3 A 136 ALA LEU GLU LEU ASP PRO ARG SER ALA GLU ALA TRP TYR SEQRES 4 A 136 ASN LEU GLY ASN ALA TYR TYR LYS GLN GLY ASP TYR ASP SEQRES 5 A 136 GLU ALA ILE GLU TYR TYR GLN LYS ALA LEU GLU LEU ASP SEQRES 6 A 136 PRO ARG SER ALA GLU ALA TRP TYR ASN LEU GLY ASN ALA SEQRES 7 A 136 TYR TYR LYS GLN GLY ASP TYR ASP GLU ALA ILE GLU TYR SEQRES 8 A 136 TYR GLN LYS ALA LEU GLU LEU ASP PRO ARG SER ALA GLU SEQRES 9 A 136 ALA TRP TYR ASN LEU GLY ASN ALA TYR TYR LYS GLN GLY SEQRES 10 A 136 ASP TYR ASP GLU ALA ILE GLU TYR TYR GLN LYS ALA LEU SEQRES 11 A 136 GLU LEU ASP PRO ARG SER HET CD A 235 1 HET CD A 236 1 HETNAM CD CADMIUM ION FORMUL 2 CD 2(CD 2+) FORMUL 4 HOH *8(H2 O) HELIX 1 1 ALA A 1 GLY A 15 1 15 HELIX 2 2 ASP A 16 ASP A 31 1 16 HELIX 3 3 SER A 34 GLY A 49 1 16 HELIX 4 4 ASP A 50 ASP A 65 1 16 HELIX 5 5 SER A 68 LYS A 81 1 14 HELIX 6 6 ASP A 84 ASP A 99 1 16 HELIX 7 7 SER A 102 LYS A 115 1 14 HELIX 8 8 ASP A 118 ASP A 133 1 16 LINK N ALA A 1 C SER A 136 1555 6665 2.39 LINK CD CD A 235 OD1 ASP A 16 1555 1555 2.32 LINK CD CD A 235 OD2 ASP A 16 1555 1555 2.89 LINK CD CD A 235 O HOH A 238 1555 1555 2.40 LINK CD CD A 236 O HOH A 239 1555 1555 2.54 LINK CD CD A 236 OE1 GLU A 56 1555 1555 2.50 LINK CD CD A 235 OE1 GLU A 121 1555 2545 2.52 LINK CD CD A 235 OE2 GLU A 121 1555 2545 2.34 LINK CD CD A 235 OD1 ASP A 120 1555 2545 2.49 LINK CD CD A 235 OD2 ASP A 120 1555 2545 2.61 LINK CD CD A 236 OE2 GLU A 63 1555 5554 2.64 LINK CD CD A 236 O HOH A 253 1555 5554 2.60 LINK CD CD A 236 OE1 GLU A 63 1555 5554 2.66 SITE 1 AC1 4 ASP A 16 ASP A 120 GLU A 121 HOH A 238 SITE 1 AC2 5 GLU A 56 GLN A 59 GLU A 63 HOH A 239 SITE 2 AC2 5 HOH A 253 CRYST1 68.550 68.550 67.230 90.00 90.00 120.00 P 31 2 1 6 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 0.014588 0.008422 0.000000 0.00000 SCALE2 0.000000 0.016845 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014874 0.00000