HEADER MEMBRANE PROTEIN 03-OCT-98 1BXW TITLE OUTER MEMBRANE PROTEIN A (OMPA) TRANSMEMBRANE DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (OUTER MEMBRANE PROTEIN A); COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: TRANSMEMBRANE DOMAIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI BL21(DE3); SOURCE 3 ORGANISM_TAXID: 469008; SOURCE 4 STRAIN: BL21DE3; SOURCE 5 GENE: OMPA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET3B-171 KEYWDS OUTER MEMBRANE, TRANSMEMBRANE PROTEIN, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.E.SCHULZ,A.PAUTSCH REVDAT 6 15-FEB-23 1BXW 1 REMARK SEQADV LINK REVDAT 5 14-MAR-18 1BXW 1 SEQADV REVDAT 4 29-NOV-17 1BXW 1 REMARK REVDAT 3 24-FEB-09 1BXW 1 VERSN REVDAT 2 22-DEC-99 1BXW 4 HEADER COMPND REMARK JRNL REVDAT 2 2 4 ATOM SOURCE SEQRES REVDAT 1 14-OCT-98 1BXW 0 JRNL AUTH A.PAUTSCH,G.E.SCHULZ JRNL TITL STRUCTURE OF THE OUTER MEMBRANE PROTEIN A TRANSMEMBRANE JRNL TITL 2 DOMAIN. JRNL REF NAT.STRUCT.BIOL. V. 5 1013 1998 JRNL REFN ISSN 1072-8368 JRNL PMID 9808047 JRNL DOI 10.1038/2983 REMARK 2 REMARK 2 RESOLUTION. 2.50 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 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.0 REMARK 3 NUMBER OF REFLECTIONS : 8328 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) : NULL REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 404 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1330 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 39 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 49.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 60.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.640 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.015 ; NULL REMARK 3 ANGLE DISTANCE (A) : 0.030 ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL 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 OTHER REFINEMENT REMARKS: REMARK 3 DISORDERED REGIONS ARE FROM GLY22-GLY28, GLY65-GLU68 AND REMARK 3 ILE147-PRO147 WERE MODELED STEREOCHEMICALLY REMARK 4 REMARK 4 1BXW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE DEPOSITION ID IS D_1000008140. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JAN-98 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 5.0 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 : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8328 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.0 REMARK 200 DATA REDUNDANCY : 2.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.02800 REMARK 200 FOR THE DATA SET : 16.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 53.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.11000 REMARK 200 FOR SHELL : 6.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIRAS REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 % PEG-8000 10 % MPD 0.05 M REMARK 280 POTASSIUM PHOSPHATE PH 5.0 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 34.59000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.97500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 34.59000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 38.97500 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: 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 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 HIS A 31 CG ND1 CD2 CE1 NE2 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 GLY A 22 REMARK 475 LEU A 23 REMARK 475 ILE A 24 REMARK 475 ASN A 25 REMARK 475 ASN A 26 REMARK 475 ASN A 27 REMARK 475 GLY A 28 REMARK 475 GLY A 65 REMARK 475 SER A 66 REMARK 475 VAL A 67 REMARK 475 GLU A 68 REMARK 475 ILE A 147 REMARK 475 GLY A 148 REMARK 475 ASP A 149 REMARK 475 ALA A 150 REMARK 475 HIS A 151 REMARK 475 THR A 152 REMARK 475 ILE A 153 REMARK 475 GLY A 154 REMARK 475 THR A 155 REMARK 475 ARG A 156 REMARK 475 PRO A 157 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 64 CB CG CD CE NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OD1 ASN A 26 CA PRO A 29 2556 1.44 REMARK 500 OD1 ASN A 26 C PRO A 29 2556 1.68 REMARK 500 OD1 ASN A 26 N PRO A 29 2556 1.72 REMARK 500 OD1 ASN A 5 CD1 ILE A 147 2657 2.03 REMARK 500 OD1 ASN A 26 O PRO A 29 2556 2.08 REMARK 500 CG ASN A 26 N PRO A 29 2556 2.11 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 GLY A 28 C PRO A 29 N 0.125 REMARK 500 GLY A 148 N GLY A 148 CA 0.090 REMARK 500 ARG A 156 CA ARG A 156 C 0.206 REMARK 500 PRO A 157 N PRO A 157 CA -0.251 REMARK 500 PRO A 157 CD PRO A 157 N -0.368 REMARK 500 PRO A 157 CA PRO A 157 C -0.164 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 4 CA - C - N ANGL. DEV. = 18.3 DEGREES REMARK 500 GLY A 22 O - C - N ANGL. DEV. = 11.3 DEGREES REMARK 500 ASN A 25 C - N - CA ANGL. DEV. = -16.5 DEGREES REMARK 500 ASN A 25 CA - C - N ANGL. DEV. = -14.2 DEGREES REMARK 500 ASN A 25 O - C - N ANGL. DEV. = 14.8 DEGREES REMARK 500 GLY A 28 O - C - N ANGL. DEV. = -11.6 DEGREES REMARK 500 PRO A 29 C - N - CA ANGL. DEV. = 17.4 DEGREES REMARK 500 PRO A 29 C - N - CD ANGL. DEV. = -18.1 DEGREES REMARK 500 ARG A 60 CD - NE - CZ ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 60 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 60 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 GLU A 68 C - N - CA ANGL. DEV. = -16.3 DEGREES REMARK 500 GLN A 75 CB - CA - C ANGL. DEV. = 13.1 DEGREES REMARK 500 ASP A 90 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 SER A 120 N - CA - CB ANGL. DEV. = -9.2 DEGREES REMARK 500 VAL A 122 CB - CA - C ANGL. DEV. = -12.2 DEGREES REMARK 500 ILE A 135 CA - CB - CG2 ANGL. DEV. = 15.6 DEGREES REMARK 500 ARG A 138 CA - CB - CG ANGL. DEV. = 14.8 DEGREES REMARK 500 ARG A 138 CD - NE - CZ ANGL. DEV. = 10.7 DEGREES REMARK 500 ARG A 138 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ALA A 150 CA - C - N ANGL. DEV. = -16.2 DEGREES REMARK 500 ALA A 150 O - C - N ANGL. DEV. = 17.6 DEGREES REMARK 500 HIS A 151 CB - CA - C ANGL. DEV. = -38.2 DEGREES REMARK 500 HIS A 151 CA - C - N ANGL. DEV. = -38.2 DEGREES REMARK 500 HIS A 151 O - C - N ANGL. DEV. = 43.4 DEGREES REMARK 500 THR A 152 C - N - CA ANGL. DEV. = 30.0 DEGREES REMARK 500 THR A 155 O - C - N ANGL. DEV. = -14.6 DEGREES REMARK 500 ARG A 156 C - N - CA ANGL. DEV. = -16.4 DEGREES REMARK 500 ARG A 156 CB - CA - C ANGL. DEV. = 12.4 DEGREES REMARK 500 ARG A 156 N - CA - CB ANGL. DEV. = -15.9 DEGREES REMARK 500 ARG A 156 NH1 - CZ - NH2 ANGL. DEV. = -6.6 DEGREES REMARK 500 ARG A 156 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 PRO A 157 C - N - CA ANGL. DEV. = -16.9 DEGREES REMARK 500 PRO A 157 C - N - CD ANGL. DEV. = -16.7 DEGREES REMARK 500 PRO A 157 CA - N - CD ANGL. DEV. = -25.9 DEGREES REMARK 500 PRO A 157 N - CA - CB ANGL. DEV. = -26.1 DEGREES REMARK 500 PRO A 157 CB - CG - CD ANGL. DEV. = -25.7 DEGREES REMARK 500 PRO A 157 N - CD - CG ANGL. DEV. = -34.0 DEGREES REMARK 500 PRO A 157 N - CA - C ANGL. DEV. = 19.1 DEGREES REMARK 500 PRO A 157 CA - C - O ANGL. DEV. = -17.2 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 ASN A 5 57.62 -113.00 REMARK 500 TYR A 18 120.18 166.90 REMARK 500 ASP A 20 -140.62 -156.38 REMARK 500 LEU A 23 150.39 68.74 REMARK 500 ASN A 25 -90.55 -9.26 REMARK 500 ASN A 26 121.49 -29.94 REMARK 500 HIS A 31 175.58 173.40 REMARK 500 TYR A 63 102.76 -169.58 REMARK 500 SER A 66 52.30 128.49 REMARK 500 VAL A 67 90.53 49.93 REMARK 500 VAL A 110 -72.06 -67.54 REMARK 500 ALA A 150 -164.72 173.09 REMARK 500 HIS A 151 -97.21 35.47 REMARK 500 THR A 152 -139.61 -128.76 REMARK 500 THR A 155 -137.22 -149.83 REMARK 500 ARG A 156 -162.43 -178.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ARG A 156 PRO A 157 -147.47 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ARG A 156 -11.76 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 C8E A 172 DBREF 1BXW A 0 171 UNP P0A910 OMPA_ECOLI 21 192 SEQADV 1BXW MET A 0 UNP P0A910 ALA 21 SEE REMARK 999 SEQADV 1BXW LEU A 23 UNP P0A910 PHE 44 ENGINEERED MUTATION SEQADV 1BXW LYS A 34 UNP P0A910 GLN 55 ENGINEERED MUTATION SEQADV 1BXW TYR A 107 UNP P0A910 LYS 128 ENGINEERED MUTATION SEQRES 1 A 172 MET ALA PRO LYS ASP ASN THR TRP TYR THR GLY ALA LYS SEQRES 2 A 172 LEU GLY TRP SER GLN TYR HIS ASP THR GLY LEU ILE ASN SEQRES 3 A 172 ASN ASN GLY PRO THR HIS GLU ASN LYS LEU GLY ALA GLY SEQRES 4 A 172 ALA PHE GLY GLY TYR GLN VAL ASN PRO TYR VAL GLY PHE SEQRES 5 A 172 GLU MET GLY TYR ASP TRP LEU GLY ARG MET PRO TYR LYS SEQRES 6 A 172 GLY SER VAL GLU ASN GLY ALA TYR LYS ALA GLN GLY VAL SEQRES 7 A 172 GLN LEU THR ALA LYS LEU GLY TYR PRO ILE THR ASP ASP SEQRES 8 A 172 LEU ASP ILE TYR THR ARG LEU GLY GLY MET VAL TRP ARG SEQRES 9 A 172 ALA ASP THR TYR SER ASN VAL TYR GLY LYS ASN HIS ASP SEQRES 10 A 172 THR GLY VAL SER PRO VAL PHE ALA GLY GLY VAL GLU TYR SEQRES 11 A 172 ALA ILE THR PRO GLU ILE ALA THR ARG LEU GLU TYR GLN SEQRES 12 A 172 TRP THR ASN ASN ILE GLY ASP ALA HIS THR ILE GLY THR SEQRES 13 A 172 ARG PRO ASP ASN GLY MET LEU SER LEU GLY VAL SER TYR SEQRES 14 A 172 ARG PHE GLY HET C8E A 172 21 HETNAM C8E (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE FORMUL 2 C8E C16 H34 O5 FORMUL 3 HOH *39(H2 O) SHEET 1 S1 1 THR A 6 SER A 16 0 SHEET 1 S2 1 LYS A 34 VAL A 45 0 SHEET 1 S3 1 VAL A 49 ARG A 60 0 SHEET 1 S4 1 TYR A 72 PRO A 86 0 SHEET 1 S5 1 LEU A 91 THR A 106 0 SHEET 1 S6 1 ASN A 114 ALA A 130 0 SHEET 1 S7 1 ILE A 135 TRP A 143 0 SHEET 1 S8 1 MET A 161 PHE A 170 0 SITE 1 AC1 4 TYR A 43 PHE A 51 LEU A 79 GLY A 99 CRYST1 69.180 77.950 50.930 90.00 91.52 90.00 C 1 2 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 0.014455 0.000000 0.000383 0.00000 SCALE2 0.000000 0.012829 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019642 0.00000