HEADER TRANSFERASE 18-JUL-25 9S1P TITLE CRYSTAL STRUCTURE OF THE DABA TRANSAMINASE ECTB FROM THE HALOPHILIC TITLE 2 AND COLD-ADAPTED MARINOBACTER SP. CK1 -MUTANT K264A COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIAMINOBUTYRATE-2-OXOGLUTARATE TRANSAMINASE; COMPND 3 CHAIN: H; COMPND 4 EC: 2.6.1.76; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MARINOBACTER SP. CK-1; SOURCE 3 ORGANISM_TAXID: 1379940; SOURCE 4 GENE: ECTB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PYRIDOXAL PHOSPHATE CRYSTAL STRUCTURE DABA AMINOTRANSFERASE MUTANT, KEYWDS 2 TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR H.ERLANDSEN,I.LEIROS,A.SKOGVOLD REVDAT 1 18-FEB-26 9S1P 0 JRNL AUTH A.C.A.SKOGVOLD,I.LEIROS,R.A.ENGH,H.ERLANDSEN JRNL TITL BIOCHEMICAL CHARACTERIZATION AND MUTATIONAL ANALYSIS OF THE JRNL TITL 2 TETRAMERIC DABA TRANSAMINASE ECTB FROM THE ARCTIC BACTERIUM JRNL TITL 3 MARINOBACTER SP. CK1. JRNL REF FEBS J. 2026 JRNL REFN ISSN 1742-464X JRNL PMID 41652856 JRNL DOI 10.1111/FEBS.70441 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0425 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.05 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 66855 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) : 0.139 REMARK 3 R VALUE (WORKING SET) : 0.138 REMARK 3 FREE R VALUE : 0.163 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3565 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.55 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.59 REMARK 3 REFLECTION IN BIN (WORKING SET) : 4861 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.94 REMARK 3 BIN R VALUE (WORKING SET) : 0.1960 REMARK 3 BIN FREE R VALUE SET COUNT : 273 REMARK 3 BIN FREE R VALUE : 0.2150 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3193 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 402 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.26 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.51000 REMARK 3 B22 (A**2) : -0.33000 REMARK 3 B33 (A**2) : -1.17000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.059 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.061 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.038 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.075 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.977 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.970 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3442 ; 0.012 ; 0.012 REMARK 3 BOND LENGTHS OTHERS (A): 3264 ; 0.001 ; 0.016 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4667 ; 2.017 ; 1.825 REMARK 3 BOND ANGLES OTHERS (DEGREES): 7533 ; 0.686 ; 1.759 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 455 ; 6.331 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 17 ; 9.581 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 605 ;11.623 ;10.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 510 ; 0.101 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4120 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 765 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1761 ; 1.619 ; 1.755 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1761 ; 1.603 ; 1.755 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2228 ; 2.288 ; 3.150 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 2229 ; 2.289 ; 3.153 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1681 ; 3.348 ; 2.100 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1678 ; 3.274 ; 2.085 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 2431 ; 4.890 ; 3.664 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 4067 ; 6.109 ;21.280 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 3931 ; 5.791 ;19.190 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN REMARK 3 THE INPUT REMARK 4 REMARK 4 9S1P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-JUL-25. REMARK 100 THE DEPOSITION ID IS D_1292144364. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-MAY-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91840 REMARK 200 MONOCHROMATOR : DCM SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 70422 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 48.050 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 1.900 REMARK 200 R MERGE (I) : 0.01800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 21.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.58 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : 0.24200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.59 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M BISTRIS PROPANE PH 7.5 0.1M REMARK 280 DISODIUM MALONATE 25% PEG3350 (W/V), VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 33.51350 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 39.94650 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 90.08050 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 33.51350 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 39.94650 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 90.08050 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 33.51350 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 39.94650 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 90.08050 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 33.51350 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 39.94650 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 90.08050 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 27580 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 48840 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -196.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: H 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 BIOMT1 2 -1.000000 0.000000 0.000000 67.02700 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 -79.89300 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 67.02700 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 -79.89300 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 NA NA H 504 LIES ON A SPECIAL POSITION. REMARK 375 HOH H 728 LIES ON A SPECIAL POSITION. REMARK 375 HOH H 929 LIES ON A SPECIAL POSITION. REMARK 375 HOH H 980 LIES ON A SPECIAL POSITION. REMARK 375 HOH H 999 LIES ON A SPECIAL POSITION. 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 LYS H 420 REMARK 465 ALA H 421 REMARK 465 SER H 422 REMARK 465 HIS H 423 REMARK 465 HIS H 424 REMARK 465 HIS H 425 REMARK 465 HIS H 426 REMARK 465 HIS H 427 REMARK 465 HIS H 428 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 O HOH H 705 O HOH H 965 1.32 REMARK 500 O HOH H 752 O HOH H 949 1.55 REMARK 500 O HOH H 656 O HOH H 691 1.55 REMARK 500 O HOH H 707 O HOH H 852 1.59 REMARK 500 O HOH H 696 O HOH H 741 1.74 REMARK 500 O HOH H 797 O HOH H 939 1.75 REMARK 500 O HOH H 696 O HOH H 921 1.88 REMARK 500 O HOH H 912 O HOH H 939 1.93 REMARK 500 O HOH H 909 O HOH H 992 1.98 REMARK 500 O HOH H 930 O HOH H 934 2.01 REMARK 500 O HOH H 872 O HOH H 894 2.05 REMARK 500 O HOH H 869 O HOH H 984 2.07 REMARK 500 O HOH H 609 O HOH H 935 2.08 REMARK 500 O HOH H 896 O HOH H 903 2.14 REMARK 500 O HOH H 633 O HOH H 855 2.15 REMARK 500 O HOH H 801 O HOH H 900 2.19 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 H 852 O HOH H 949 2645 1.67 REMARK 500 O HOH H 604 O HOH H 604 3655 2.11 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 H 12 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 MET H 102 CG - SD - CE ANGL. DEV. = -15.1 DEGREES REMARK 500 MET H 102 CG - SD - CE ANGL. DEV. = -15.1 DEGREES REMARK 500 MET H 102 CG - SD - CE ANGL. DEV. = -15.8 DEGREES REMARK 500 ARG H 126 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 TYR H 171 CB - CG - CD2 ANGL. DEV. = 3.9 DEGREES REMARK 500 MET H 230 CG - SD - CE ANGL. DEV. = 20.7 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 VAL H 13 -71.63 -114.47 REMARK 500 ASN H 23 -85.39 -143.41 REMARK 500 ASN H 23 -78.96 -143.41 REMARK 500 ASN H 27 -114.25 52.54 REMARK 500 LEU H 74 -132.56 46.15 REMARK 500 MET H 76 154.21 -49.65 REMARK 500 SER H 263 -141.03 -167.99 REMARK 500 ALA H 264 -104.49 53.76 REMARK 500 ASN H 291 -152.11 -130.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG H 24 0.10 SIDE CHAIN REMARK 500 ARG H 214 0.12 SIDE CHAIN REMARK 500 ARG H 295 0.10 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9S1Q RELATED DB: PDB REMARK 900 WILDTYPE STRUCTURE DBREF 9S1P H 1 428 PDB 9S1P 9S1P 1 428 SEQRES 1 H 428 MET GLU ILE PHE LYS SER THR GLU SER GLU VAL ARG VAL SEQRES 2 H 428 TYR SER ARG ALA PHE PRO VAL ILE PHE ASN ARG ALA LYS SEQRES 3 H 428 ASN ALA HIS LEU TYR THR GLU ASP GLY LYS GLN TYR LEU SEQRES 4 H 428 ASP PHE LEU ALA GLY ALA GLY SER LEU ASN TYR GLY HIS SEQRES 5 H 428 ASN ASN ASP THR LEU LYS LYS ALA LEU LEU GLU TYR ILE SEQRES 6 H 428 GLU SER ASP GLY VAL SER GLN GLY LEU ASP MET PHE THR SEQRES 7 H 428 THR ALA LYS GLN GLY PHE MET GLU ALA TYR LYS LYS HIS SEQRES 8 H 428 ILE LEU ASP PRO ARG GLY LEU ASP TYR LYS MET GLN PHE SEQRES 9 H 428 THR GLY PRO THR GLY THR ASN CYS VAL GLU ALA ALA LEU SEQRES 10 H 428 LYS LEU ALA ARG LYS VAL LYS GLY ARG THR GLY ILE ILE SEQRES 11 H 428 SER PHE THR ASN GLY PHE HIS GLY VAL THR MET GLY ALA SEQRES 12 H 428 VAL ALA ALA THR GLY ASN LYS HIS HIS ARG GLY GLY VAL SEQRES 13 H 428 GLY ALA PRO LEU SER ASN VAL ASP PHE MET PHE TYR ASP SEQRES 14 H 428 GLY TYR LEU GLY GLU ASP VAL ASP SER LEU ALA ILE MET SEQRES 15 H 428 ASP LYS LEU LEU SER ASP GLY SER SER GLY VAL GLU VAL SEQRES 16 H 428 PRO ALA ALA VAL ILE VAL GLU ALA VAL GLN GLY GLU GLY SEQRES 17 H 428 GLY LEU ASN ALA ALA ARG ALA GLU TRP LEU LYS GLY LEU SEQRES 18 H 428 GLU ALA LEU CYS LYS LYS HIS ASP MET LEU LEU ILE LEU SEQRES 19 H 428 ASP ASP ILE GLN ALA GLY ASN GLY ARG THR GLY GLU PHE SEQRES 20 H 428 PHE SER PHE GLU PHE ALA GLY ILE THR PRO ASP ILE VAL SEQRES 21 H 428 THR VAL SER ALA SER LEU SER GLY TYR GLY LEU PRO MET SEQRES 22 H 428 ALA LEU VAL LEU PHE LYS PRO GLU LEU ASP ILE TRP SER SEQRES 23 H 428 SER GLY GLU HIS ASN GLY THR PHE ARG GLY ASN ASN MET SEQRES 24 H 428 ALA PHE VAL THR ALA ARG ALA ALA ILE GLU THR TYR TRP SEQRES 25 H 428 LYS ASP ASP SER PHE ALA ASN GLU VAL LYS GLU LYS THR SEQRES 26 H 428 GLN VAL LEU GLY ASP ALA LEU GLN ALA ILE CYS ASP LYS SEQRES 27 H 428 TYR PRO GLY GLU PHE LYS MET LYS GLY ARG GLY LEU MET SEQRES 28 H 428 ARG GLY ILE GLU ALA THR ASN ALA ASP ILE THR GLY PRO SEQRES 29 H 428 VAL THR LYS ARG ALA PHE GLU HIS GLY LEU ILE ILE GLU SEQRES 30 H 428 THR SER GLY PRO ASN ASP GLU VAL ILE LYS CYS LEU MET SEQRES 31 H 428 PRO LEU THR THR SER LYS ASP ASP LEU LYS LEU GLY ALA SEQRES 32 H 428 GLU LEU LEU ALA LYS SER VAL ASP GLU ILE MET GLN GLU SEQRES 33 H 428 SER MET SER LYS ALA SER HIS HIS HIS HIS HIS HIS HET PLP H 501 16 HET EDO H 502 4 HET SO4 H 503 5 HET NA H 504 1 HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETNAM EDO 1,2-ETHANEDIOL HETNAM SO4 SULFATE ION HETNAM NA SODIUM ION HETSYN PLP VITAMIN B6 PHOSPHATE HETSYN EDO ETHYLENE GLYCOL FORMUL 2 PLP C8 H10 N O6 P FORMUL 3 EDO C2 H6 O2 FORMUL 4 SO4 O4 S 2- FORMUL 5 NA NA 1+ FORMUL 6 HOH *402(H2 O) HELIX 1 AA1 MET H 1 GLU H 8 1 8 HELIX 2 AA2 VAL H 13 PHE H 18 1 6 HELIX 3 AA3 LEU H 42 SER H 47 5 6 HELIX 4 AA4 ASN H 54 SER H 67 1 14 HELIX 5 AA5 THR H 78 ILE H 92 1 15 HELIX 6 AA6 LEU H 93 GLY H 97 5 5 HELIX 7 AA7 THR H 108 GLY H 125 1 18 HELIX 8 AA8 THR H 140 ALA H 145 1 6 HELIX 9 AA9 ASN H 149 GLY H 155 1 7 HELIX 10 AB1 ASP H 177 ASP H 188 1 12 HELIX 11 AB2 ARG H 214 ASP H 229 1 16 HELIX 12 AB3 PHE H 250 GLY H 254 5 5 HELIX 13 AB4 SER H 263 GLY H 268 5 6 HELIX 14 AB5 PRO H 280 ASP H 283 5 4 HELIX 15 AB6 ASN H 297 TRP H 312 1 16 HELIX 16 AB7 ASP H 315 TYR H 339 1 25 HELIX 17 AB8 ASN H 358 ASP H 360 5 3 HELIX 18 AB9 ILE H 361 HIS H 372 1 12 HELIX 19 AC1 SER H 395 SER H 419 1 25 SHEET 1 AA1 4 PHE H 22 LYS H 26 0 SHEET 2 AA1 4 HIS H 29 THR H 32 -1 O TYR H 31 N ARG H 24 SHEET 3 AA1 4 GLN H 37 ASP H 40 -1 O TYR H 38 N LEU H 30 SHEET 4 AA1 4 LEU H 374 ILE H 375 1 O ILE H 375 N LEU H 39 SHEET 1 AA2 7 LYS H 101 PHE H 104 0 SHEET 2 AA2 7 LEU H 275 PHE H 278 -1 O PHE H 278 N LYS H 101 SHEET 3 AA2 7 ILE H 259 VAL H 262 -1 N VAL H 260 O LEU H 277 SHEET 4 AA2 7 LEU H 231 ASP H 235 1 N LEU H 234 O ILE H 259 SHEET 5 AA2 7 ALA H 198 VAL H 201 1 N VAL H 199 O ILE H 233 SHEET 6 AA2 7 ILE H 129 PHE H 132 1 N ILE H 130 O ALA H 198 SHEET 7 AA2 7 VAL H 163 MET H 166 1 O MET H 166 N SER H 131 SHEET 1 AA3 4 PHE H 343 ARG H 348 0 SHEET 2 AA3 4 MET H 351 ALA H 356 -1 O GLU H 355 N LYS H 344 SHEET 3 AA3 4 VAL H 385 CYS H 388 -1 O ILE H 386 N ILE H 354 SHEET 4 AA3 4 GLU H 377 SER H 379 -1 N SER H 379 O VAL H 385 CRYST1 67.027 79.893 180.161 90.00 90.00 90.00 I 2 2 2 8 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 0.014919 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012517 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005551 0.00000 CONECT 3343 3344 3352 CONECT 3344 3343 3345 3346 CONECT 3345 3344 CONECT 3346 3344 3347 3348 CONECT 3347 3346 CONECT 3348 3346 3349 3351 CONECT 3349 3348 3350 CONECT 3350 3349 CONECT 3351 3348 3352 3353 CONECT 3352 3343 3351 CONECT 3353 3351 3354 CONECT 3354 3353 3355 CONECT 3355 3354 3356 3357 3358 CONECT 3356 3355 CONECT 3357 3355 CONECT 3358 3355 CONECT 3359 3360 3361 CONECT 3360 3359 CONECT 3361 3359 3362 CONECT 3362 3361 CONECT 3363 3364 3365 3366 3367 CONECT 3364 3363 CONECT 3365 3363 CONECT 3366 3363 CONECT 3367 3363 MASTER 411 0 4 19 15 0 0 6 3621 1 25 33 END