HEADER TRANSFERASE 24-JUN-14 4QPN TITLE CRYSTAL STRUCTURE OF HUMAN METHYLTRANSFERASE-LIKE PROTEIN 21B COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN-LYSINE METHYLTRANSFERASE METTL21B; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HEPATOCELLULAR CARCINOMA-ASSOCIATED ANTIGEN 557A, COMPND 5 METHYLTRANSFERASE-LIKE PROTEIN 21B; COMPND 6 EC: 2.1.1.-; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: METTL21B, FAM119B, HCA557A; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: SF9; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PFBOH-MHL KEYWDS STRUCTURAL GENOMICS, STRUCTURAL GENOMICS CONSORTIUM, SGC, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR W.TEMPEL,B.S.HONG,A.SEITOVA,H.HE,Y.LI,S.GRASLUND,C.H.ARROWSMITH, AUTHOR 2 A.M.EDWARDS,P.J.BROWN,STRUCTURAL GENOMICS CONSORTIUM (SGC) REVDAT 2 20-SEP-23 4QPN 1 REMARK SEQADV REVDAT 1 09-JUL-14 4QPN 0 JRNL AUTH W.TEMPEL,B.S.HONG,A.SEITOVA,H.HE,Y.LI,S.GRASLUND, JRNL AUTH 2 C.H.ARROWSMITH,A.M.EDWARDS,P.J.BROWN, JRNL AUTH 3 STRUCTURAL GENOMICS CONSORTIUM (SGC) JRNL TITL CRYSTAL STRUCTURE OF HUMAN METHYLTRANSFERASE-LIKE PROTEIN JRNL TITL 2 21B JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.25 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 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.48 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 45060 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) : 0.124 REMARK 3 R VALUE (WORKING SET) : 0.122 REMARK 3 FREE R VALUE : 0.167 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2190 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) : 1.25 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.28 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3127 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.94 REMARK 3 BIN R VALUE (WORKING SET) : 0.1880 REMARK 3 BIN FREE R VALUE SET COUNT : 181 REMARK 3 BIN FREE R VALUE : 0.2530 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1579 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 50 REMARK 3 SOLVENT ATOMS : 202 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.16 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.03000 REMARK 3 B22 (A**2) : 0.03000 REMARK 3 B33 (A**2) : -0.09000 REMARK 3 B12 (A**2) : 0.01000 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): 0.042 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.045 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.029 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.482 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.980 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): 1754 ; 0.019 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1654 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2402 ; 1.980 ; 1.967 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3802 ; 0.899 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 226 ; 6.948 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 91 ;40.430 ;23.626 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 285 ;12.301 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 15 ;18.485 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 264 ; 0.128 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2039 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 442 ; 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): 838 ; 1.567 ; 0.973 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 837 ; 1.568 ; 0.974 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1050 ; 1.990 ; 1.476 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 3408 ; 4.623 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 42 ;19.118 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 3534 ; 8.001 ; 5.000 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: STRUCTURE WAS SOLVED AND MODEL WAS REMARK 3 AUTOMATICALLY BUILT (ARP/WARP) USING DATA FROM A NEARLY REMARK 3 ISOMORPHOUS CRYSTAL. COOT WAS USED FOR INTERACTIVE MODEL REMARK 3 BUILDING. MODEL GEOMETRY WAS EVALUATED WITH MOLPROBITY. REMARK 4 REMARK 4 4QPN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-JUL-14. REMARK 100 THE DEPOSITION ID IS D_1000086354. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-JUN-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97915 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC Q315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.3.5 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45170 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.250 REMARK 200 RESOLUTION RANGE LOW (A) : 38.780 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 11.10 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.6000 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) : 1.27 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 10.80 REMARK 200 R MERGE FOR SHELL (I) : 0.95600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 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: SOLVED WITH DATA FROM ISOMORPHOUS CRYSTAL. MODEL REMARK 200 BASED ON PDB ENTRY 4LEC. REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 26.53 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.67 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG-3350, 0.2 M TRI-LITHIUM REMARK 280 CITRATE. PROTEIN SAMPLE WAS INCUBATED WITH SAH OVERNIGHT. REMARK 280 ENDOPEPTIDASE WAS ADDED TO THE PROTEIN SAMPLE IMMEDIATELY PRIOR REMARK 280 TO CRYSTALLIZATION SET UP, VAPOR DIFFUSION, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 64.63833 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 129.27667 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 96.95750 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 161.59583 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 32.31917 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 GLY A 0 REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 ASP A 3 REMARK 465 PRO A 4 REMARK 465 GLY A 5 REMARK 465 PRO A 6 REMARK 465 ASP A 7 REMARK 465 PRO A 8 REMARK 465 GLU A 9 REMARK 465 SER A 10 REMARK 465 GLU A 11 REMARK 465 SER A 12 REMARK 465 GLU A 13 REMARK 465 SER A 14 REMARK 465 VAL A 15 REMARK 465 PHE A 16 REMARK 465 PRO A 17 REMARK 465 ARG A 18 REMARK 465 GLU A 19 REMARK 465 VAL A 20 REMARK 465 GLY A 21 REMARK 465 LEU A 22 REMARK 465 PHE A 23 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 LYS A 184 CD CE NZ REMARK 470 GLU A 185 CD OE1 OE2 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 PRO A 225 CA PRO A 225 C -0.165 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 224 NE - CZ - NH1 ANGL. DEV. = -5.0 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 TYR A 154 -14.17 -158.34 REMARK 500 HIS A 194 -59.18 -137.39 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 SAH A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 303 DBREF 4QPN A 1 226 UNP Q96AZ1 MT21B_HUMAN 1 226 SEQADV 4QPN GLY A 0 UNP Q96AZ1 EXPRESSION TAG SEQRES 1 A 227 GLY MET ALA ASP PRO GLY PRO ASP PRO GLU SER GLU SER SEQRES 2 A 227 GLU SER VAL PHE PRO ARG GLU VAL GLY LEU PHE ALA ASP SEQRES 3 A 227 SER TYR SER GLU LYS SER GLN PHE CYS PHE CYS GLY HIS SEQRES 4 A 227 VAL LEU THR ILE THR GLN ASN PHE GLY SER ARG LEU GLY SEQRES 5 A 227 VAL ALA ALA ARG VAL TRP ASP ALA ALA LEU SER LEU CYS SEQRES 6 A 227 ASN TYR PHE GLU SER GLN ASN VAL ASP PHE ARG GLY LYS SEQRES 7 A 227 LYS VAL ILE GLU LEU GLY ALA GLY THR GLY ILE VAL GLY SEQRES 8 A 227 ILE LEU ALA ALA LEU GLN GLY GLY ASP VAL THR ILE THR SEQRES 9 A 227 ASP LEU PRO LEU ALA LEU GLU GLN ILE GLN GLY ASN VAL SEQRES 10 A 227 GLN ALA ASN VAL PRO ALA GLY GLY GLN ALA GLN VAL ARG SEQRES 11 A 227 ALA LEU SER TRP GLY ILE ASP HIS HIS VAL PHE PRO ALA SEQRES 12 A 227 ASN TYR ASP LEU VAL LEU GLY ALA ASP ILE VAL TYR LEU SEQRES 13 A 227 GLU PRO THR PHE PRO LEU LEU LEU GLY THR LEU GLN HIS SEQRES 14 A 227 LEU CYS ARG PRO HIS GLY THR ILE TYR LEU ALA SER LYS SEQRES 15 A 227 MET ARG LYS GLU HIS GLY THR GLU SER PHE PHE GLN HIS SEQRES 16 A 227 LEU LEU PRO GLN HIS PHE GLN LEU GLU LEU ALA GLN ARG SEQRES 17 A 227 ASP GLU ASP GLU ASN VAL ASN ILE TYR ARG ALA ARG HIS SEQRES 18 A 227 ARG GLU PRO ARG PRO ALA HET SAH A 301 26 HET SO4 A 302 5 HET SO4 A 303 5 HET UNX A 304 1 HET UNX A 305 1 HET UNX A 306 1 HET UNX A 307 1 HET UNX A 308 1 HET UNX A 309 1 HET UNX A 310 1 HET UNX A 311 1 HET UNX A 312 1 HET UNX A 313 1 HET UNX A 314 1 HET UNX A 315 1 HET UNX A 316 1 HET UNX A 317 1 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM SO4 SULFATE ION HETNAM UNX UNKNOWN ATOM OR ION FORMUL 2 SAH C14 H20 N6 O5 S FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 UNX 14(X) FORMUL 19 HOH *202(H2 O) HELIX 1 1 LEU A 50 ARG A 55 5 6 HELIX 2 2 TRP A 57 GLN A 70 1 14 HELIX 3 3 GLY A 87 GLN A 96 1 10 HELIX 4 4 LEU A 105 LEU A 107 5 3 HELIX 5 5 ALA A 108 VAL A 120 1 13 HELIX 6 6 ASP A 136 PHE A 140 5 5 HELIX 7 7 LEU A 155 PRO A 157 5 3 HELIX 8 8 THR A 158 LEU A 169 1 12 HELIX 9 9 ARG A 183 HIS A 186 5 4 HELIX 10 10 GLY A 187 HIS A 194 1 8 HELIX 11 11 LEU A 195 GLN A 198 5 4 SHEET 1 A 2 TYR A 27 PHE A 35 0 SHEET 2 A 2 HIS A 38 PHE A 46 -1 O ILE A 42 N SER A 31 SHEET 1 B 7 GLN A 125 ALA A 130 0 SHEET 2 B 7 ASP A 99 ASP A 104 1 N ILE A 102 O GLN A 127 SHEET 3 B 7 LYS A 78 GLU A 81 1 N VAL A 79 O ASP A 99 SHEET 4 B 7 TYR A 144 ALA A 150 1 O LEU A 148 N ILE A 80 SHEET 5 B 7 CYS A 170 LYS A 181 1 O TYR A 177 N VAL A 147 SHEET 6 B 7 VAL A 213 HIS A 220 -1 O TYR A 216 N LEU A 178 SHEET 7 B 7 PHE A 200 ASP A 208 -1 N GLN A 206 O ILE A 215 SITE 1 AC1 21 ALA A 53 ARG A 55 TRP A 57 ALA A 60 SITE 2 AC1 21 GLY A 83 ALA A 84 GLY A 85 ASP A 104 SITE 3 AC1 21 LEU A 105 LEU A 131 SER A 132 TRP A 133 SITE 4 AC1 21 ALA A 150 ASP A 151 TYR A 154 HOH A 402 SITE 5 AC1 21 HOH A 408 HOH A 409 HOH A 410 HOH A 450 SITE 6 AC1 21 HOH A 478 SITE 1 AC2 6 ARG A 183 HIS A 186 PRO A 223 ARG A 224 SITE 2 AC2 6 HOH A 506 HOH A 509 SITE 1 AC3 12 GLY A 47 SER A 48 ARG A 49 LEU A 50 SITE 2 AC3 12 GLY A 51 GLN A 201 GLU A 203 ARG A 217 SITE 3 AC3 12 HOH A 420 HOH A 433 HOH A 489 HOH A 574 CRYST1 38.665 38.665 193.915 90.00 90.00 120.00 P 61 6 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 0.025863 0.014932 0.000000 0.00000 SCALE2 0.000000 0.029864 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005157 0.00000