HEADER TRANSPORT PROTEIN 24-MAR-03 1OUL TITLE STRUCTURE OF THE AAA+ PROTEASE DELIVERY PROTEIN SSPB COMPND MOL_ID: 1; COMPND 2 MOLECULE: STRINGENT STARVATION PROTEIN B HOMOLOG; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 1-129; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE; SOURCE 3 ORGANISM_TAXID: 727; SOURCE 4 GENE: SSPB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SSRA PEPTIDE BINDING PROTEIN, HOMODIMER, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.LEVCHENKO,R.A.GRANT,D.A.WAH,R.T.SAUER,T.A.BAKER REVDAT 2 24-FEB-09 1OUL 1 VERSN REVDAT 1 23-SEP-03 1OUL 0 JRNL AUTH I.LEVCHENKO,R.A.GRANT,D.A.WAH,R.T.SAUER,T.A.BAKER JRNL TITL STRUCTURE OF A DELIVERY PROTEIN FOR AN AAA+ JRNL TITL 2 PROTEASE IN COMPLEX WITH A PEPTIDE DEGRADATION TAG JRNL REF MOL.CELL V. 12 365 2003 JRNL REFN ISSN 1097-2765 JRNL PMID 14536076 JRNL DOI 10.1016/J.MOLCEL.2003.08.014 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH I.LEVCHENKO,M.SIEDEL,R.T.SAUER,T.A.BAKER REMARK 1 TITL A SPECIFICITY-ENHANCING FACTOR FOR THE CLPXP REMARK 1 TITL 2 DEGRADATION MACHINE REMARK 1 REF SCIENCE V. 289 2354 2000 REMARK 1 REFN ISSN 0036-8075 REMARK 1 DOI 10.1126/SCIENCE.289.5488.2354 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.72 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.2 REMARK 3 NUMBER OF REFLECTIONS : 35659 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) : 0.256 REMARK 3 FREE R VALUE : 0.292 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 3516 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 90.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4998 REMARK 3 BIN R VALUE (WORKING SET) : 0.3400 REMARK 3 BIN FREE R VALUE : 0.3860 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 602 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1947 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 65 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 49.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.92000 REMARK 3 B22 (A**2) : -5.92000 REMARK 3 B33 (A**2) : 11.84000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.36 REMARK 3 ESD FROM SIGMAA (A) : 0.35 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.42 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.40 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.81 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 43.28 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFLECTION COUNT FOR REFINEMENT REMARK 3 STATISTICS ARE APPROXIMATELY TWICE AS LARGE AS THE SCALING REMARK 3 REFLECTION COUNT BECAUSE THE REFINEMENT STATISTICS DO NOT REMARK 3 REFLECT THE MERGING OF BJVOET PAIRS REMARK 4 REMARK 4 1OUL COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-MAR-03. REMARK 100 THE RCSB ID CODE IS RCSB018679. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-JUN-02 REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 6.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97898, 0.97939, 0.96866 REMARK 200 MONOCHROMATOR : TWO CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22666 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09200 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.17 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 63.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM FORMATE, SODIUM CACODYLATE, REMARK 280 AMMONIUM SULFATE, PH 6.3, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298K 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 35.02667 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 70.05333 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 70.05333 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 35.02667 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 300 REMARK: THE BIOLOGICAL HOMODIMERS REMARK 300 CONSISTS OF CHAINS A AND B REMARK 300 TOGETHER 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1270 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15050 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 GLY A 123 REMARK 465 PHE A 124 REMARK 465 TYR A 125 REMARK 465 GLU A 126 REMARK 465 ALA A 127 REMARK 465 VAL A 128 REMARK 465 ASP A 129 REMARK 465 MSE B 1 REMARK 465 GLU B 2 REMARK 465 TYR B 3 REMARK 465 LYS B 4 REMARK 465 SER B 5 REMARK 465 ALA B 127 REMARK 465 VAL B 128 REMARK 465 ASP B 129 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 THR A 122 CB OG1 CG2 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 TYR A 3 80.32 66.30 REMARK 500 LYS A 4 76.02 -101.82 REMARK 500 TYR A 35 127.26 -33.75 REMARK 500 PRO A 41 100.91 -58.06 REMARK 500 VAL A 78 98.98 -64.41 REMARK 500 GLU A 96 11.13 -66.71 REMARK 500 ASN A 97 -3.73 -172.06 REMARK 500 ALA B 33 9.90 -63.70 REMARK 500 ASN B 97 -0.03 -157.43 REMARK 500 ILE B 108 -21.07 171.98 REMARK 500 PRO B 116 113.80 -39.80 REMARK 500 PRO B 121 103.47 -56.09 REMARK 500 PHE B 124 -61.07 165.77 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1OU8 RELATED DB: PDB REMARK 900 SAME PROTEIN IN COMPLEX WITH PEPTIDE TARGET REMARK 900 RELATED ID: 1OU9 RELATED DB: PDB REMARK 900 SAME PROTEIN - DIFFERENT SPACE GROUP DBREF 1OUL A 1 129 UNP P45206 SSPB_HAEIN 1 129 DBREF 1OUL B 1 129 UNP P45206 SSPB_HAEIN 1 129 SEQADV 1OUL MSE A 1 UNP P45206 MET 1 MODIFIED RESIDUE SEQADV 1OUL MSE A 86 UNP P45206 MET 86 MODIFIED RESIDUE SEQADV 1OUL MSE A 102 UNP P45206 MET 102 MODIFIED RESIDUE SEQADV 1OUL MSE B 1 UNP P45206 MET 1 MODIFIED RESIDUE SEQADV 1OUL MSE B 86 UNP P45206 MET 86 MODIFIED RESIDUE SEQADV 1OUL MSE B 102 UNP P45206 MET 102 MODIFIED RESIDUE SEQRES 1 A 129 MSE GLU TYR LYS SER SER PRO LYS ARG PRO TYR LEU LEU SEQRES 2 A 129 ARG ALA TYR TYR ASP TRP LEU VAL ASP ASN SER PHE THR SEQRES 3 A 129 PRO TYR LEU VAL VAL ASP ALA THR TYR LEU GLY VAL ASN SEQRES 4 A 129 VAL PRO VAL GLU TYR VAL LYS ASP GLY GLN ILE VAL LEU SEQRES 5 A 129 ASN LEU SER ALA SER ALA THR GLY ASN LEU GLN LEU THR SEQRES 6 A 129 ASN ASP PHE ILE GLN PHE ASN ALA ARG PHE LYS GLY VAL SEQRES 7 A 129 SER ARG GLU LEU TYR ILE PRO MSE GLY ALA ALA LEU ALA SEQRES 8 A 129 ILE TYR ALA ARG GLU ASN GLY ASP GLY VAL MSE PHE GLU SEQRES 9 A 129 PRO GLU GLU ILE TYR ASP GLU LEU ASN ILE GLU PRO ASP SEQRES 10 A 129 THR GLU GLN PRO THR GLY PHE TYR GLU ALA VAL ASP SEQRES 1 B 129 MSE GLU TYR LYS SER SER PRO LYS ARG PRO TYR LEU LEU SEQRES 2 B 129 ARG ALA TYR TYR ASP TRP LEU VAL ASP ASN SER PHE THR SEQRES 3 B 129 PRO TYR LEU VAL VAL ASP ALA THR TYR LEU GLY VAL ASN SEQRES 4 B 129 VAL PRO VAL GLU TYR VAL LYS ASP GLY GLN ILE VAL LEU SEQRES 5 B 129 ASN LEU SER ALA SER ALA THR GLY ASN LEU GLN LEU THR SEQRES 6 B 129 ASN ASP PHE ILE GLN PHE ASN ALA ARG PHE LYS GLY VAL SEQRES 7 B 129 SER ARG GLU LEU TYR ILE PRO MSE GLY ALA ALA LEU ALA SEQRES 8 B 129 ILE TYR ALA ARG GLU ASN GLY ASP GLY VAL MSE PHE GLU SEQRES 9 B 129 PRO GLU GLU ILE TYR ASP GLU LEU ASN ILE GLU PRO ASP SEQRES 10 B 129 THR GLU GLN PRO THR GLY PHE TYR GLU ALA VAL ASP MODRES 1OUL MSE A 1 MET SELENOMETHIONINE MODRES 1OUL MSE A 86 MET SELENOMETHIONINE MODRES 1OUL MSE A 102 MET SELENOMETHIONINE MODRES 1OUL MSE B 86 MET SELENOMETHIONINE MODRES 1OUL MSE B 102 MET SELENOMETHIONINE HET MSE A 1 8 HET MSE A 86 8 HET MSE A 102 8 HET MSE B 86 8 HET MSE B 102 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 5(C5 H11 N O2 SE) FORMUL 3 HOH *65(H2 O) HELIX 1 1 LYS A 8 ASN A 23 1 16 HELIX 2 2 PRO A 41 VAL A 45 5 5 HELIX 3 3 GLU A 106 LEU A 112 1 7 HELIX 4 4 LYS B 8 ASN B 23 1 16 HELIX 5 5 PRO B 41 VAL B 45 5 5 SHEET 1 A 4 ILE A 50 ASN A 53 0 SHEET 2 A 4 PRO A 27 VAL A 31 -1 N LEU A 29 O LEU A 52 SHEET 3 A 4 ALA A 89 ALA A 94 -1 O ALA A 91 N VAL A 30 SHEET 4 A 4 GLY A 100 MSE A 102 -1 O VAL A 101 N ILE A 92 SHEET 1 B 3 GLY A 60 LEU A 64 0 SHEET 2 B 3 PHE A 68 PHE A 75 -1 O GLN A 70 N GLN A 63 SHEET 3 B 3 VAL A 78 PRO A 85 -1 O ARG A 80 N ALA A 73 SHEET 1 C 4 ILE B 50 ASN B 53 0 SHEET 2 C 4 PRO B 27 VAL B 31 -1 N VAL B 31 O ILE B 50 SHEET 3 C 4 ALA B 89 ALA B 94 -1 O ALA B 91 N VAL B 30 SHEET 4 C 4 GLY B 100 MSE B 102 -1 O VAL B 101 N ILE B 92 SHEET 1 D 3 GLY B 60 LEU B 64 0 SHEET 2 D 3 PHE B 68 PHE B 75 -1 O ASN B 72 N GLY B 60 SHEET 3 D 3 VAL B 78 PRO B 85 -1 O ARG B 80 N ALA B 73 LINK C MSE A 1 N GLU A 2 1555 1555 1.33 LINK C PRO A 85 N MSE A 86 1555 1555 1.33 LINK C MSE A 86 N GLY A 87 1555 1555 1.33 LINK C VAL A 101 N MSE A 102 1555 1555 1.32 LINK C MSE A 102 N PHE A 103 1555 1555 1.33 LINK C PRO B 85 N MSE B 86 1555 1555 1.33 LINK C MSE B 86 N GLY B 87 1555 1555 1.33 LINK C VAL B 101 N MSE B 102 1555 1555 1.33 LINK C MSE B 102 N PHE B 103 1555 1555 1.33 CRYST1 78.883 78.883 105.080 90.00 90.00 120.00 P 31 2 1 12 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 0.012677 0.007319 0.000000 0.00000 SCALE2 0.000000 0.014638 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009517 0.00000 HETATM 1 N MSE A 1 -33.935 29.375 6.591 1.00120.66 N HETATM 2 CA MSE A 1 -32.463 29.181 6.450 1.00120.82 C HETATM 3 C MSE A 1 -31.818 28.685 7.739 1.00119.60 C HETATM 4 O MSE A 1 -31.783 29.402 8.742 1.00119.37 O HETATM 5 CB MSE A 1 -31.786 30.492 6.040 1.00122.91 C HETATM 6 CG MSE A 1 -32.120 30.975 4.639 1.00125.39 C HETATM 7 SE MSE A 1 -31.148 32.591 4.193 1.00128.63 SE HETATM 8 CE MSE A 1 -29.452 31.799 3.705 1.00127.27 C