PDB Short entry for 1OTD HEADER SIGNALING PROTEIN 21-MAR-03 1OTD TITLE STRONG HYDROGEN BONDS IN PHOTOACTIVE YELLOW PROTEIN AND THEIR ROLE IN TITLE 2 ITS PHOTOCYCLE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PHOTOACTIVE YELLOW PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PYP; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALORHODOSPIRA HALOPHILA; SOURCE 3 ORGANISM_TAXID: 1053; SOURCE 4 GENE: PYP; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: SL-1 KEYWDS PYP, SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.ANDERSON,S.CROSSON,K.MOFFAT REVDAT 6 16-AUG-23 1OTD 1 REMARK LINK REVDAT 5 24-JUL-19 1OTD 1 REMARK LINK REVDAT 4 31-JAN-18 1OTD 1 REMARK REVDAT 3 24-FEB-09 1OTD 1 VERSN REVDAT 2 15-JUN-04 1OTD 1 JRNL REVDAT 1 11-MAY-04 1OTD 0 JRNL AUTH S.ANDERSON,S.CROSSON,K.MOFFAT JRNL TITL SHORT HYDROGEN BONDS IN PHOTOACTIVE YELLOW PROTEIN. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 60 1008 2004 JRNL REFN ISSN 0907-4449 JRNL PMID 15159559 JRNL DOI 10.1107/S090744490400616X REMARK 2 REMARK 2 RESOLUTION. 1.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.171 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.171 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2777 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 61494 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1640 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 44 REMARK 3 SOLVENT ATOMS : 224 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.016 REMARK 3 ANGLE DISTANCES (A) : 2.610 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : DERIVED FROM 1.0A (110K) WILD REMARK 3 TYPE GROUND STATE STRUCTURE REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1OTD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-APR-03. REMARK 100 THE DEPOSITION ID IS D_1000018650. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-NOV-99 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 9.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 61494 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.250 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.3 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.29 REMARK 200 COMPLETENESS FOR SHELL (%) : 56.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.40000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 2PHY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, MGCL2, TRIS, PH 9.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 110K 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,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 45.55100 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 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: MONOMERIC 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 MET A 1 REMARK 465 GLU A 2 REMARK 465 HIS A 3 REMARK 465 VAL A 4 REMARK 465 ALA A 5 REMARK 465 PHE A 6 REMARK 465 GLY A 7 REMARK 465 SER A 8 REMARK 465 GLU A 9 REMARK 465 ASP A 10 REMARK 465 ILE A 11 REMARK 465 GLU A 12 REMARK 465 ASN A 13 REMARK 465 THR A 14 REMARK 465 LEU A 15 REMARK 465 ALA A 16 REMARK 465 LYS A 17 REMARK 465 MET A 18 REMARK 465 ASP A 19 REMARK 465 ASP A 20 REMARK 465 MET B 1 REMARK 465 GLU B 2 REMARK 465 HIS B 3 REMARK 465 VAL B 4 REMARK 465 ALA B 5 REMARK 465 PHE B 6 REMARK 465 GLY B 7 REMARK 465 SER B 8 REMARK 465 GLU B 9 REMARK 465 ASP B 10 REMARK 465 ILE B 11 REMARK 465 GLU B 12 REMARK 465 ASN B 13 REMARK 465 THR B 14 REMARK 465 LEU B 15 REMARK 465 ALA B 16 REMARK 465 LYS B 17 REMARK 465 MET B 18 REMARK 465 ASP B 19 REMARK 465 ASP B 20 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 NZ LYS B 110 C2 HC4 B 170 2.17 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 VAL A 125 C VAL A 125 OXT 0.204 REMARK 500 VAL B 125 C VAL B 125 OXT 0.189 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 PHE A 28 CB - CG - CD2 ANGL. DEV. = -4.3 DEGREES REMARK 500 ASP A 34 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 52 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG A 124 NH1 - CZ - NH2 ANGL. DEV. = 10.5 DEGREES REMARK 500 ARG A 124 NE - CZ - NH1 ANGL. DEV. = -3.1 DEGREES REMARK 500 ARG A 124 NE - CZ - NH2 ANGL. DEV. = -7.5 DEGREES REMARK 500 GLU B 56 CB - CG - CD ANGL. DEV. = 16.5 DEGREES REMARK 500 ASP B 65 CB - CG - OD1 ANGL. DEV. = 6.4 DEGREES REMARK 500 PHE B 75 CB - CG - CD1 ANGL. DEV. = 6.2 DEGREES REMARK 500 TYR B 98 CB - CG - CD2 ANGL. DEV. = 4.4 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 65 -59.00 -121.87 REMARK 500 PHE A 75 -85.72 -119.75 REMARK 500 ASN A 89 97.98 -164.78 REMARK 500 ASP A 97 15.91 -145.75 REMARK 500 PHE B 75 -80.55 -123.82 REMARK 500 ASN B 89 98.90 -164.14 REMARK 500 ASP B 97 15.94 -148.05 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 HC4 A 169 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HC4 A 170 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HC4 B 169 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HC4 B 170 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2PHY RELATED DB: PDB REMARK 900 PHOTOACTIVE YELLOW PROTEIN, DARK STATE (UNBLEACHED) REMARK 900 RELATED ID: 1OTA RELATED DB: PDB REMARK 900 E46Q MUTANT OF PHOTOACTIVE YELLOW PROTEIN, P63 AT 295K REMARK 900 RELATED ID: 1OTB RELATED DB: PDB REMARK 900 WILD TYPE PHOTOACTIVE YELLOW PROTEIN, P63 AT 295K REMARK 900 RELATED ID: 1OTE RELATED DB: PDB REMARK 900 E46Q MUTANT OF PHOTOACTIVE YELLOW PROTEIN, P65 AT 110K REMARK 900 RELATED ID: 1OTI RELATED DB: PDB REMARK 900 E46Q MUTANT OF PHOTOACTIVE YELLOW PROTEIN, P65 AT 295K REMARK 999 REMARK 999 SEQRES AUTHOR STATES THE SEQUENCE FROM THE PYP WAS CLONED FROM REMARK 999 THE STRAIN SL-1 OF ECTOTHIORHODOSPIRA HALOPHILA, AND THERE WAS REMARK 999 NO APPROPRIATE SEQUENCE DATABASE REFERENCE AVAILABLE AT THE TIME REMARK 999 OF PROCESSING. DBREF 1OTD A 1 125 UNP P16113 PYP_ECTHA 1 125 DBREF 1OTD B 1 125 UNP P16113 PYP_ECTHA 1 125 SEQRES 1 A 125 MET GLU HIS VAL ALA PHE GLY SER GLU ASP ILE GLU ASN SEQRES 2 A 125 THR LEU ALA LYS MET ASP ASP SER GLN LEU ASP ASN LEU SEQRES 3 A 125 ALA PHE GLY ALA ILE GLN LEU ASP GLY ASP GLY THR ILE SEQRES 4 A 125 LEU GLN TYR ASN ALA ALA GLU GLY ASP ILE THR GLY ARG SEQRES 5 A 125 ASN PRO LYS GLU VAL ILE GLY LYS ASN PHE PHE LYS ASP SEQRES 6 A 125 VAL ALA PRO CYS THR ASP SER PRO GLU PHE SER GLY LYS SEQRES 7 A 125 PHE LYS GLU GLY VAL ALA SER GLY ASN LEU ASN THR MET SEQRES 8 A 125 PHE GLU TYR THR PHE ASP TYR GLN MET THR PRO THR LYS SEQRES 9 A 125 VAL LYS VAL HIS MET LYS LYS ALA LEU SER GLY ASP SER SEQRES 10 A 125 TYR TRP VAL PHE VAL LYS ARG VAL SEQRES 1 B 125 MET GLU HIS VAL ALA PHE GLY SER GLU ASP ILE GLU ASN SEQRES 2 B 125 THR LEU ALA LYS MET ASP ASP SER GLN LEU ASP ASN LEU SEQRES 3 B 125 ALA PHE GLY ALA ILE GLN LEU ASP GLY ASP GLY THR ILE SEQRES 4 B 125 LEU GLN TYR ASN ALA ALA GLU GLY ASP ILE THR GLY ARG SEQRES 5 B 125 ASN PRO LYS GLU VAL ILE GLY LYS ASN PHE PHE LYS ASP SEQRES 6 B 125 VAL ALA PRO CYS THR ASP SER PRO GLU PHE SER GLY LYS SEQRES 7 B 125 PHE LYS GLU GLY VAL ALA SER GLY ASN LEU ASN THR MET SEQRES 8 B 125 PHE GLU TYR THR PHE ASP TYR GLN MET THR PRO THR LYS SEQRES 9 B 125 VAL LYS VAL HIS MET LYS LYS ALA LEU SER GLY ASP SER SEQRES 10 B 125 TYR TRP VAL PHE VAL LYS ARG VAL HET HC4 A 169 11 HET HC4 A 170 11 HET HC4 B 169 11 HET HC4 B 170 11 HETNAM HC4 4'-HYDROXYCINNAMIC ACID HETSYN HC4 PARA-COUMARIC ACID FORMUL 3 HC4 4(C9 H8 O3) FORMUL 7 HOH *224(H2 O) HELIX 1 1 ASN A 43 GLY A 51 1 9 HELIX 2 2 ASN A 53 ILE A 58 1 6 HELIX 3 3 ALA A 67 ASP A 71 5 5 HELIX 4 4 PHE A 75 GLY A 86 1 12 HELIX 5 5 ASN B 43 GLY B 51 1 9 HELIX 6 6 ASN B 53 ILE B 58 1 6 HELIX 7 7 ALA B 67 ASP B 71 5 5 HELIX 8 8 PHE B 75 GLY B 86 1 12 SHEET 1 A 5 ILE A 39 TYR A 42 0 SHEET 2 A 5 GLY A 29 LEU A 33 -1 N GLN A 32 O LEU A 40 SHEET 3 A 5 TYR A 118 ARG A 124 -1 O TYR A 118 N LEU A 33 SHEET 4 A 5 THR A 103 LYS A 111 -1 N HIS A 108 O PHE A 121 SHEET 5 A 5 ASN A 89 PHE A 96 -1 N TYR A 94 O VAL A 105 SHEET 1 B 5 ILE B 39 TYR B 42 0 SHEET 2 B 5 GLY B 29 LEU B 33 -1 N GLN B 32 O LEU B 40 SHEET 3 B 5 TYR B 118 ARG B 124 -1 O TYR B 118 N LEU B 33 SHEET 4 B 5 THR B 103 LYS B 111 -1 N LYS B 106 O LYS B 123 SHEET 5 B 5 ASN B 89 PHE B 96 -1 N PHE B 92 O VAL B 107 LINK SG CYS A 69 C1 HC4 A 169 1555 1555 1.78 LINK NZ LYS A 110 C1 HC4 A 170 1555 1555 1.33 LINK SG CYS B 69 C1 HC4 B 169 1555 1555 1.78 LINK NZ LYS B 110 C1 HC4 B 170 1555 1555 1.38 SITE 1 AC1 10 TYR A 42 GLU A 46 THR A 50 ARG A 52 SITE 2 AC1 10 VAL A 66 ALA A 67 PRO A 68 CYS A 69 SITE 3 AC1 10 PHE A 96 TYR A 98 SITE 1 AC2 7 ASN A 89 HIS A 108 LYS A 110 HOH A1009 SITE 2 AC2 7 PHE B 28 HIS B 108 PHE B 121 SITE 1 AC3 11 TYR B 42 GLU B 46 THR B 50 ARG B 52 SITE 2 AC3 11 PHE B 62 VAL B 66 ALA B 67 PRO B 68 SITE 3 AC3 11 CYS B 69 PHE B 96 TYR B 98 SITE 1 AC4 7 LEU A 26 PHE A 28 HIS A 108 PHE A 121 SITE 2 AC4 7 ASN B 89 HIS B 108 LYS B 110 CRYST1 33.983 91.102 36.756 90.00 92.67 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 0.029426 0.000000 0.001372 0.00000 SCALE2 0.000000 0.010977 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027236 0.00000