HEADER CHAPERONE 17-OCT-01 1K6Z TITLE CRYSTAL STRUCTURE OF THE YERSINIA SECRETION CHAPERONE SYCE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYPE III SECRETION CHAPERONE SYCE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: YOPE CHAPERONE SYCE; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: YERSINIA PESTIS; SOURCE 3 ORGANISM_TAXID: 632; SOURCE 4 GENE: SYCE; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21-DE3; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PKM596 KEYWDS SECRETION, CHAPERONE, YERSINIA PESTIS, TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR A.G.EVDOKIMOV,J.E.TROPEA,K.M.ROUTZAHN,D.S.WAUGH REVDAT 6 03-APR-24 1K6Z 1 REMARK REVDAT 5 21-DEC-22 1K6Z 1 REMARK SEQADV LINK REVDAT 4 24-FEB-09 1K6Z 1 VERSN REVDAT 3 27-FEB-02 1K6Z 1 JRNL REVDAT 2 06-FEB-02 1K6Z 1 REMARK REVDAT 1 31-OCT-01 1K6Z 0 JRNL AUTH A.G.EVDOKIMOV,J.E.TROPEA,K.M.ROUTZAHN,D.S.WAUGH JRNL TITL THREE-DIMENSIONAL STRUCTURE OF THE TYPE III SECRETION JRNL TITL 2 CHAPERONE SYCE FROM YERSINIA PESTIS. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 58 398 2002 JRNL REFN ISSN 0907-4449 JRNL PMID 11856824 JRNL DOI 10.1107/S090744490200015X REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.00 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) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.194 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 955 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 19757 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 : 1943 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 194 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) : 0.005 REMARK 3 ANGLE DISTANCES (A) : 0.021 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.024 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.035 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 : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: CONJUGATED-GRADIENT LS PROCEDURE IN REMARK 3 SHELXL REMARK 4 REMARK 4 1K6Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-OCT-01. REMARK 100 THE DEPOSITION ID IS D_1000014638. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-MAY-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X9B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9796, 0.9795, 0.9400 REMARK 200 MONOCHROMATOR : X9B SILICON 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 : 16201 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 35.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 82.0 REMARK 200 DATA REDUNDANCY : 1.920 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : 0.04500 REMARK 200 FOR THE DATA SET : 16.6500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.70 REMARK 200 R MERGE FOR SHELL (I) : 0.27000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SHELXD, SHARP REMARK 200 STARTING MODEL: MAD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG8000, 500 MM IMIDAZOLE ACETATE REMARK 280 PH 7.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 300K 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 28.01900 REMARK 290 SMTRY3 2 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 300 REMARK: WE BELIEVE THAT THE BIOLOGICAL ASSEMBLY IS A DIMER, REMARK 300 REPRESENTED IN THE A.U. 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: 3100 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11930 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 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 ASP A 996 REMARK 465 TYR A 997 REMARK 465 LYS A 998 REMARK 465 ASP A 999 REMARK 465 GLU A 1000 REMARK 465 MSE A 1001 REMARK 465 TYR A 1002 REMARK 465 THR A 1119 REMARK 465 SER A 1120 REMARK 465 SER A 1121 REMARK 465 LEU A 1122 REMARK 465 ILE A 1123 REMARK 465 SER A 1124 REMARK 465 PRO A 1125 REMARK 465 PRO A 1126 REMARK 465 HIS A 1133 REMARK 465 HIS A 1134 REMARK 465 HIS A 1135 REMARK 465 HIS A 1136 REMARK 465 ASP B 1996 REMARK 465 TYR B 1997 REMARK 465 LYS B 1998 REMARK 465 ASP B 1999 REMARK 465 GLU B 2000 REMARK 465 MSE B 2001 REMARK 465 TYR B 2002 REMARK 465 GLN B 2118 REMARK 465 THR B 2119 REMARK 465 SER B 2120 REMARK 465 SER B 2121 REMARK 465 LEU B 2122 REMARK 465 ILE B 2123 REMARK 465 SER B 2124 REMARK 465 PRO B 2125 REMARK 465 PRO B 2126 REMARK 465 HIS B 2133 REMARK 465 HIS B 2134 REMARK 465 HIS B 2135 REMARK 465 HIS B 2136 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 A1081 CB - CG - OD1 ANGL. DEV. = 6.1 DEGREES REMARK 500 ARG A1092 CD - NE - CZ ANGL. DEV. = 9.4 DEGREES REMARK 500 ARG A1127 NE - CZ - NH1 ANGL. DEV. = -3.1 DEGREES REMARK 500 ARG B2092 NE - CZ - NH2 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG B2127 NE - CZ - NH1 ANGL. DEV. = -3.2 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 PRO A1020 29.36 -74.26 REMARK 500 ASP A1021 -37.99 75.02 REMARK 500 HIS A1041 115.89 -163.15 REMARK 500 HIS B2041 114.23 -169.38 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 IMD A 2501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD B 2502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HUF RELATED DB: PDB REMARK 900 RELATED ID: 1G9U RELATED DB: PDB REMARK 900 RELATED ID: 1JL5 RELATED DB: PDB REMARK 900 RELATED ID: 1JYO RELATED DB: PDB REMARK 900 RELATED ID: 1K3E RELATED DB: PDB REMARK 900 RELATED ID: 1K3S RELATED DB: PDB DBREF 1K6Z A 1001 1130 UNP P31491 YERA_YERPE 1 130 DBREF 1K6Z B 2001 2130 UNP P31491 YERA_YERPE 1 130 SEQADV 1K6Z ASP A 996 UNP P31491 EXPRESSION TAG SEQADV 1K6Z TYR A 997 UNP P31491 EXPRESSION TAG SEQADV 1K6Z LYS A 998 UNP P31491 EXPRESSION TAG SEQADV 1K6Z ASP A 999 UNP P31491 EXPRESSION TAG SEQADV 1K6Z GLU A 1000 UNP P31491 EXPRESSION TAG SEQADV 1K6Z MSE A 1001 UNP P31491 MET 1 MODIFIED RESIDUE SEQADV 1K6Z MSE A 1048 UNP P31491 MET 48 MODIFIED RESIDUE SEQADV 1K6Z MSE A 1109 UNP P31491 MET 109 MODIFIED RESIDUE SEQADV 1K6Z HIS A 1131 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS A 1132 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS A 1133 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS A 1134 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS A 1135 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS A 1136 UNP P31491 EXPRESSION TAG SEQADV 1K6Z ASP B 1996 UNP P31491 EXPRESSION TAG SEQADV 1K6Z TYR B 1997 UNP P31491 EXPRESSION TAG SEQADV 1K6Z LYS B 1998 UNP P31491 EXPRESSION TAG SEQADV 1K6Z ASP B 1999 UNP P31491 EXPRESSION TAG SEQADV 1K6Z GLU B 2000 UNP P31491 EXPRESSION TAG SEQADV 1K6Z MSE B 2001 UNP P31491 MET 1 MODIFIED RESIDUE SEQADV 1K6Z MSE B 2048 UNP P31491 MET 48 MODIFIED RESIDUE SEQADV 1K6Z MSE B 2109 UNP P31491 MET 109 MODIFIED RESIDUE SEQADV 1K6Z HIS B 2131 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS B 2132 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS B 2133 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS B 2134 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS B 2135 UNP P31491 EXPRESSION TAG SEQADV 1K6Z HIS B 2136 UNP P31491 EXPRESSION TAG SEQRES 1 A 141 ASP TYR LYS ASP GLU MSE TYR SER PHE GLU GLN ALA ILE SEQRES 2 A 141 THR GLN LEU PHE GLN GLN LEU SER LEU SER ILE PRO ASP SEQRES 3 A 141 THR ILE GLU PRO VAL ILE GLY VAL LYS VAL GLY GLU PHE SEQRES 4 A 141 ALA CYS HIS ILE THR GLU HIS PRO VAL GLY GLN ILE LEU SEQRES 5 A 141 MSE PHE THR LEU PRO SER LEU ASP ASN ASN ASP GLU LYS SEQRES 6 A 141 GLU THR LEU LEU SER HIS ASN ILE PHE SER GLN ASP ILE SEQRES 7 A 141 LEU LYS PRO ILE LEU SER TRP ASP GLU VAL GLY GLY HIS SEQRES 8 A 141 PRO VAL LEU TRP ASN ARG GLN PRO LEU ASN SER LEU ASP SEQRES 9 A 141 ASN ASN SER LEU TYR THR GLN LEU GLU MSE LEU VAL GLN SEQRES 10 A 141 GLY ALA GLU ARG LEU GLN THR SER SER LEU ILE SER PRO SEQRES 11 A 141 PRO ARG SER PHE SER HIS HIS HIS HIS HIS HIS SEQRES 1 B 141 ASP TYR LYS ASP GLU MSE TYR SER PHE GLU GLN ALA ILE SEQRES 2 B 141 THR GLN LEU PHE GLN GLN LEU SER LEU SER ILE PRO ASP SEQRES 3 B 141 THR ILE GLU PRO VAL ILE GLY VAL LYS VAL GLY GLU PHE SEQRES 4 B 141 ALA CYS HIS ILE THR GLU HIS PRO VAL GLY GLN ILE LEU SEQRES 5 B 141 MSE PHE THR LEU PRO SER LEU ASP ASN ASN ASP GLU LYS SEQRES 6 B 141 GLU THR LEU LEU SER HIS ASN ILE PHE SER GLN ASP ILE SEQRES 7 B 141 LEU LYS PRO ILE LEU SER TRP ASP GLU VAL GLY GLY HIS SEQRES 8 B 141 PRO VAL LEU TRP ASN ARG GLN PRO LEU ASN SER LEU ASP SEQRES 9 B 141 ASN ASN SER LEU TYR THR GLN LEU GLU MSE LEU VAL GLN SEQRES 10 B 141 GLY ALA GLU ARG LEU GLN THR SER SER LEU ILE SER PRO SEQRES 11 B 141 PRO ARG SER PHE SER HIS HIS HIS HIS HIS HIS MODRES 1K6Z MSE A 1048 MET SELENOMETHIONINE MODRES 1K6Z MSE A 1109 MET SELENOMETHIONINE MODRES 1K6Z MSE B 2048 MET SELENOMETHIONINE MODRES 1K6Z MSE B 2109 MET SELENOMETHIONINE HET MSE A1048 8 HET MSE A1109 8 HET MSE B2048 8 HET MSE B2109 8 HET IMD A2501 5 HET IMD B2502 5 HETNAM MSE SELENOMETHIONINE HETNAM IMD IMIDAZOLE FORMUL 1 MSE 4(C5 H11 N O2 SE) FORMUL 3 IMD 2(C3 H5 N2 1+) FORMUL 5 HOH *194(H2 O) HELIX 1 1 SER A 1003 SER A 1016 1 14 HELIX 2 2 GLU A 1059 HIS A 1066 1 8 HELIX 3 3 ASN A 1096 LEU A 1098 5 3 HELIX 4 4 ASN A 1101 LEU A 1117 1 17 HELIX 5 5 SER B 2003 SER B 2016 1 14 HELIX 6 6 GLU B 2059 SER B 2065 1 7 HELIX 7 7 HIS B 2066 ILE B 2068 5 3 HELIX 8 8 ASN B 2096 LEU B 2098 5 3 HELIX 9 9 ASN B 2101 LEU B 2117 1 17 SHEET 1 A 6 ILE A1077 ASP A1081 0 SHEET 2 A 6 HIS A1086 PRO A1094 -1 O HIS A1086 N ASP A1081 SHEET 3 A 6 GLN A1045 THR A1050 -1 N ILE A1046 O GLN A1093 SHEET 4 A 6 PHE A1034 GLU A1040 -1 N THR A1039 O LEU A1047 SHEET 5 A 6 VAL A1026 VAL A1031 -1 N ILE A1027 O ILE A1038 SHEET 6 A 6 PHE A1129 HIS A1131 -1 O SER A1130 N LYS A1030 SHEET 1 B 6 ILE B2077 ASP B2081 0 SHEET 2 B 6 HIS B2086 PRO B2094 -1 O HIS B2086 N ASP B2081 SHEET 3 B 6 GLN B2045 THR B2050 -1 N ILE B2046 O GLN B2093 SHEET 4 B 6 PHE B2034 GLU B2040 -1 N HIS B2037 O PHE B2049 SHEET 5 B 6 VAL B2026 VAL B2031 -1 N ILE B2027 O ILE B2038 SHEET 6 B 6 PHE B2129 HIS B2131 -1 O SER B2130 N LYS B2030 LINK C LEU A1047 N MSE A1048 1555 1555 1.33 LINK C MSE A1048 N PHE A1049 1555 1555 1.32 LINK C GLU A1108 N MSE A1109 1555 1555 1.33 LINK C MSE A1109 N LEU A1110 1555 1555 1.34 LINK C LEU B2047 N MSE B2048 1555 1555 1.34 LINK C MSE B2048 N PHE B2049 1555 1555 1.34 LINK C GLU B2108 N MSE B2109 1555 1555 1.34 LINK C MSE B2109 N LEU B2110 1555 1555 1.34 CISPEP 1 HIS A 1041 PRO A 1042 0 -1.91 CISPEP 2 HIS B 2041 PRO B 2042 0 -8.15 SITE 1 AC1 2 GLU A1082 VAL A1083 SITE 1 AC2 3 GLU B2082 VAL B2083 GLY B2085 CRYST1 51.879 56.038 54.993 90.00 114.04 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 0.019276 0.000000 0.008598 0.00000 SCALE2 0.000000 0.017845 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019911 0.00000