HEADER HYDROLASE(ENDORIBONUCLEASE) 11-JUL-90 1RNH TITLE STRUCTURE OF RIBONUCLEASE H PHASED AT 2 ANGSTROMS RESOLUTION BY MAD TITLE 2 ANALYSIS OF THE SELENOMETHIONYL PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE HI; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.26.4; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K12; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HYDROLASE(ENDORIBONUCLEASE) EXPDTA X-RAY DIFFRACTION AUTHOR W.YANG,W.A.HENDRICKSON,R.J.CROUCH,Y.SATOW REVDAT 6 23-OCT-24 1RNH 1 REMARK REVDAT 5 05-JUN-24 1RNH 1 REMARK SEQADV LINK REVDAT 4 25-AUG-09 1RNH 1 SOURCE REVDAT 3 24-FEB-09 1RNH 1 VERSN REVDAT 2 01-APR-03 1RNH 1 JRNL REVDAT 1 15-OCT-91 1RNH 0 JRNL AUTH W.YANG,W.A.HENDRICKSON,R.J.CROUCH,Y.SATOW JRNL TITL STRUCTURE OF RIBONUCLEASE H PHASED AT 2 A RESOLUTION BY MAD JRNL TITL 2 ANALYSIS OF THE SELENOMETHIONYL PROTEIN. JRNL REF SCIENCE V. 249 1398 1990 JRNL REFN ISSN 0036-8075 JRNL PMID 2169648 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.YANG,W.A.HENDRICKSON,E.T.KALMAN,R.J.CROUCH REMARK 1 TITL EXPRESSION, PURIFICATION, AND CRYSTALLIZATION OF NATURAL AND REMARK 1 TITL 2 SELENOMETHIONYL RECOMBINANT RIBONUCLEASE H FROM ESCHERICHIA REMARK 1 TITL 3 COLI REMARK 1 REF J.BIOL.CHEM. V. 265 13553 1990 REMARK 1 REFN ISSN 0021-9258 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.198 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1206 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 86 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.015 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.034 ; 0.030 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.013 ; 0.020 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) : 0.172 ; 0.150 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: THERE ARE THREE REGIONS OF LOW (OR NO) REMARK 3 DENSITY, CONSISTING OF MSE 1 - LYS 3 (N TERMINUS), TYR 28 - ARG REMARK 3 31 (LOOP BETWEEN BETA STRAND 1 AND BETA STRAND 2), AND VAL 153 - REMARK 3 VAL 155 (C TERMINUS). NO COORDINATES ARE PRESENT IN THIS ENTRY REMARK 3 FOR MSE 1 AND THE THREE C-TERMINAL RESIDUES. REMARK 4 REMARK 4 1RNH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176137. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 20.89500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 18.15500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.17000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 18.15500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.89500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.17000 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 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 MSE A 1 REMARK 465 VAL A 153 REMARK 465 GLU A 154 REMARK 465 VAL A 155 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 A 3 OE2 GLU A 64 2.18 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH A 249 O HOH A 360 4566 2.05 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 ARG A 27 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 29 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 41 NE - CZ - NH2 ANGL. DEV. = -4.7 DEGREES REMARK 500 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 ARG A 75 CD - NE - CZ ANGL. DEV. = 9.6 DEGREES REMARK 500 ARG A 75 NE - CZ - NH1 ANGL. DEV. = 5.0 DEGREES REMARK 500 ARG A 88 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 ASP A 102 CB - CG - OD2 ANGL. DEV. = 7.2 DEGREES REMARK 500 ARG A 132 CG - CD - NE ANGL. DEV. = -13.4 DEGREES REMARK 500 ARG A 132 NE - CZ - NH2 ANGL. DEV. = -7.1 DEGREES REMARK 500 ASP A 134 CB - CG - OD1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ASP A 134 CB - CG - OD2 ANGL. DEV. = -7.0 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 LYS A 3 -27.66 161.17 REMARK 500 ARG A 29 49.62 75.60 REMARK 500 LYS A 60 37.59 -95.49 REMARK 500 GLU A 61 149.53 -178.50 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 SO4 A 156 DBREF 1RNH A 2 155 UNP P00647 RNH_ECOLI 2 155 SEQADV 1RNH MSE A 47 UNP P00647 MET 47 CONFLICT SEQADV 1RNH MSE A 50 UNP P00647 MET 50 CONFLICT SEQADV 1RNH MSE A 142 UNP P00647 MET 142 CONFLICT SEQRES 1 A 155 MSE LEU LYS GLN VAL GLU ILE PHE THR ASP GLY SER CYS SEQRES 2 A 155 LEU GLY ASN PRO GLY PRO GLY GLY TYR GLY ALA ILE LEU SEQRES 3 A 155 ARG TYR ARG GLY ARG GLU LYS THR PHE SER ALA GLY TYR SEQRES 4 A 155 THR ARG THR THR ASN ASN ARG MSE GLU LEU MSE ALA ALA SEQRES 5 A 155 ILE VAL ALA LEU GLU ALA LEU LYS GLU HIS CYS GLU VAL SEQRES 6 A 155 ILE LEU SER THR ASP SER GLN TYR VAL ARG GLN GLY ILE SEQRES 7 A 155 THR GLN TRP ILE HIS ASN TRP LYS LYS ARG GLY TRP LYS SEQRES 8 A 155 THR ALA ASP LYS LYS PRO VAL LYS ASN VAL ASP LEU TRP SEQRES 9 A 155 GLN ARG LEU ASP ALA ALA LEU GLY GLN HIS GLN ILE LYS SEQRES 10 A 155 TRP GLU TRP VAL LYS GLY HIS ALA GLY HIS PRO GLU ASN SEQRES 11 A 155 GLU ARG CYS ASP GLU LEU ALA ARG ALA ALA ALA MSE ASN SEQRES 12 A 155 PRO THR LEU GLU ASP THR GLY TYR GLN VAL GLU VAL MODRES 1RNH MSE A 47 MET SELENOMETHIONINE MODRES 1RNH MSE A 50 MET SELENOMETHIONINE MODRES 1RNH MSE A 142 MET SELENOMETHIONINE HET MSE A 47 8 HET MSE A 50 8 HET MSE A 142 11 HET SO4 A 156 5 HETNAM MSE SELENOMETHIONINE HETNAM SO4 SULFATE ION FORMUL 1 MSE 3(C5 H11 N O2 SE) FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *86(H2 O) HELIX 1 A THR A 43 ALA A 58 1 16 HELIX 2 B SER A 71 GLN A 80 1 10 HELIX 3 C TRP A 81 ARG A 88 1 8 HELIX 4 D ASN A 100 GLY A 112 1 13 HELIX 5 E HIS A 127 MSE A 142 1 16 SHEET 1 S1 5 GLU A 32 THR A 42 0 SHEET 2 S1 5 GLY A 18 ARG A 27 -1 N LEU A 26 O LYS A 33 SHEET 3 S1 5 GLN A 4 CYS A 13 -1 N PHE A 8 O ILE A 25 SHEET 4 S1 5 GLU A 64 THR A 69 -1 N SER A 68 O ILE A 7 SHEET 5 S1 5 GLN A 115 TRP A 120 -1 N GLU A 119 O LEU A 67 LINK C ARG A 46 N MSE A 47 1555 1555 1.31 LINK C MSE A 47 N GLU A 48 1555 1555 1.30 LINK C LEU A 49 N MSE A 50 1555 1555 1.33 LINK C MSE A 50 N ALA A 51 1555 1555 1.31 LINK C ALA A 141 N MSE A 142 1555 1555 1.32 LINK C MSE A 142 N ASN A 143 1555 1555 1.32 CISPEP 1 ASN A 16 PRO A 17 0 -1.69 SITE 1 AC1 6 THR A 43 ASN A 45 LYS A 99 ASN A 100 SITE 2 AC1 6 HOH A 204 HOH A 309 CRYST1 41.790 86.340 36.310 90.00 90.00 90.00 P 21 21 21 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 0.023929 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011582 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027541 0.00000